#paleontology

1 messages Ā· Page 121 of 1

outer tusk
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^

stiff osprey
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Discovered in the 1800s with massive media hype around it, it was the T.rex before T.rex. Plus it's known from dozens of specimens, exhibited in like every museum in the northern hemisphere, and simply looks cool

outer tusk
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hey Randomdinos uh I know your sigilmassa is just an edit but would you considered it to be more usable compared to other sigilmassa skeletal before it? like lanican's

stiff osprey
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lancian's is fine and every other sigil skeletal is garbage so i'd say it's top 2

outer tusk
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šŸ’€ wild

gritty escarp
stiff osprey
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It was for a while, stopped being pushed once good specimens of T.rex were found

outer tusk
stiff osprey
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lipped spinosaurine, instantly awful

stiff osprey
hallow spear
tough parcel
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Time to unlip

hallow spear
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random is a horrible person cancel him (unless he gets un-busy and lets me pay him to make Stegouros) 🄺

rich flame
stiff osprey
outer tusk
hallow spear
stiff osprey
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this was a major issue as a baby mammal that needs to suck in order to live but i managed

tough parcel
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Proof that random is perhaps...a dinosauroid...?

gritty escarp
fluid inlet
fossil ingot
outer tusk
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Anything I could change?

fossil ingot
umbral kite
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ok so how would theropod like spinos sleep would they sleep like crocs or birds witch one

umbral kite
indigo cradle
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I can't say I've ever read a paper on how dinosaurs sleep

sudden wind
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I'm glad I did buy that saurophaganax model from PNSO, it's just so peak (as Allosaurus now)

steady rock
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can i ask a question

bitter quest
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What's the largest size estimates for Deinonychus? By length and weight.

Also how does it compare to the on in game to size

bright veldt
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3.5 meters is the largest specimen. Based on what I've seen of mass estimates one of that size would be about 100 kg.

glad gorge
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thx

fluid inlet
daring grotto
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i’ll never not read it as macaroni

outer tusk
pliant cedar
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awesome bros would argue that a human could kill a deinonychus cause we weigh more on average, have more height, more intelligence, and more battle iq

(it would maul us)

tulip dove
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Mammalian cunning...

umbral kite
pliant cedar
storm heron
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Depends on the theropod

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I can't see a 600kg Gallimimus hunting us . . . .

open compass
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I'm sorry lol

indigo cradle
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That's metal

pliant cedar
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were all the mapusaurus in the huincul bone bed all of varying ages

pliant cedar
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also, is flesh grazing a reasonable behavior for carcharodontosaurids

sudden wind
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probably not

Their teeth are somewhat similar of monitor lizards, so they probably were tearing off their preys muscles and ligaments, which would result in immobilization and blood loss, though they'd probably die by the hatchet before bleeding out.

Only animals that I know off that are flesh-grazers are marine species so I doubt a terrestrial animal with high metabolic demand would do that over straight up killing a prey a large and feeding until satiation. It'd be even more riskier to go in and out for some meat sticks than just "fck it we ball in" and get your whole meal.

pliant cedar
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yeah, killing an adult argent and having food for weeks, while risking death makes more sense than taking a chunk of an argent, risking death, and only recieving a small amount of food

sudden wind
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I don't think they'd necessarily kill fully grown giant Titanosaurs regularly. It probably was more of an occasional instance but younger, smaller individuals that are within the 10-20 tons? Sure.

pliant cedar
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yes

fluid inlet
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Who should I get first

indigo cradle
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That Loki looks siiiiiiiiick

tulip gyro
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i bought it

tulip gyro
umbral kite
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Ok so how did spino sleep like if it sleep like a bird it probably couldnt due to it fin on it back but sleeping liek a croc would be unbalanced an i ferl if we knew jow they slept we could figure out how there there bodys would contect an how they moved swimmed but in general im very curious

static stirrup
still beacon
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Where does the theory that ā€œthe dinosaurs were so big due to the higher oxygen levelsā€ come from?

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As far as I’m aware the Cretaceous had less than today, and that’s when dinosaurs peaked in size

white matrix
pliant cedar
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dinosaurs got big because their anatomy allowed them to be big.

the herbivorous dinosaurs got big first during the triassic, and once the pseudosuchians that hunted those went extinct the theropods became larger to hunt those sauropods. Over time herbivorous dinosaurs got bigger due to a lot of other factors, and so theropods became larger to hunt those herbivores, not only that but because ecosystems were very productive during the cretaceous being big was advantageous in a lot of scenarios, so dinosaurs just kept getting bigger

indigo cradle
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It's more than just oxygen like there's so many factors
Basically the entire ecosystem was built to sustain large animals

pliant cedar
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thats why most of the largest predators in their clades emerged when ecosystems were very productive

(barinasuchus, deinosuchus, titanoboa, trex, megalodon, etc)

hallow spear
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Morrison formation has to be the most unique example of productive but harsh ecosystem

still beacon
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Is he chattin or actually right

umbral kite
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how social where theropods an also what is trikes what gene are they

open compass
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Is this really real?

sudden wind
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Maybe

ancient crystal
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Crossing my fingers

light osprey
# still beacon Is he chattin or actually right

Calculating atmospheric oxygen concentration is heavily reliant on modelling with often little to no direct geologic proxies. Both suggestions of meaningfully high or low oxygen levels during the Mesozoic are problematic in some way, maybe even more so due to the fact the the Mesozoic contain drastically variable climatic conditions within that period of time and theres no feasible way that a generalisation would be accurate.

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Oxygen levels also have nothing to do with dinosaur size, pneumatic bones are just more conducive to supporting larger sizes more often.

vapid lotus
static stirrup
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it was actually a permian early bovine šŸ‘

novel atlas
hallow spear
open compass
hallow spear
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No but yes, ther abstract that is out clarifies that its very possible that the Holotype material (that carries the name Saurophaganax maximus) is from a sauropod, along with other material aka the Chevrons, axis etc from other specimens

open compass
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I hope we'll get more news about it soon

hallow spear
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Should wait until the paper is out to say anything

open compass
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Yeah

umbral kite
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guys i think we should call marin reptiles either ydroviasavra or naftiliasavra i took marin an aqutic an put the greek word for lizard or reptiles at the back like dinosaurs donu think this could work

compact leaf
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no because marine reptiles aren’t a group they’re several groups in a trench coat

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mosasaurs are squamates, ichthyolosaurs come from somewhere indeterminate, and plesiosaurs are closeish to turtles

bitter quest
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Did you'll hear about the early gigantopithecus found? Possible dwarf species

scenic flame
umbral kite
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so are squamatea an ichthyolosaurs an indeterminate an pleaiosaurs not reptile or lizards if so then the name cant work

sterile trail
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I just had a stroke reading that ;-;

umbral kite
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are all the dino he list reptiles or lizard or not

compact leaf
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it doesn’t work because they aren’t a unified group, all of those groups are still reptiles but they aren’t a single group beyond that

umbral kite
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y

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because theropod cerotopisan an saurpod hadrosaurs arent the smas but there all considered dinosuars an pterodactyl an quetz an rhamps arent the same but they are pterosaurs can u pls help me understand really confused now

compact leaf
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they all share a common ancestor so it becomes a group, the different groups of marine reptiles do not share a common ancestor close enough to make it a valid grouping

umbral kite
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what answter does an giant argent have in common with a taco

compact leaf
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if you want to classify mosasaurs in that group then you also have to make lizards and snakes marine reptiles, and tortoises if you want to make plesiosaurs marine reptiles, it just doesn’t work beyond a common name for those things

umbral kite
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snake marin reptiles isnt that still related to a land snake an if they tranfered to the ocean then that make sense for kost marin reptiles but if most stayed near the ocean or where born like that then i would think they be closly related

pliant cedar
bitter quest
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Dwarf to gigantopithecus, new early species basically

sudden wind
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So, marine reptiles do not form a clade, or a monophyletic group (it's more so of a polyphyletic fictive group as they do not share the same morphological adaptations and do not have an aquatic common ancestor).

Among marine reptiles, we have :

  • Mosasaurs, a group of giant aquatic lizards, therefore squamates (Lepidosauria), that invaded the seas approximately 95 MA.
  • Thalattosuchians, a group of Crocodylomorph, therefor their closest modern relatives are crocodiles but their aquatic adaptations were evolved independently (Thalattosuchia is a group dating back from the Early Jurassic while modern crocs are somewhere in the EarlyCretaceous).
  • Thalattosaurs, a group of aquatic reptiles which the relationships isn't completely clear. These guys are from the middle to late Triassic.
  • Ichthyopterygianss, probably the most successful group of marine tetrapod ever with some of the most outstanding adaptations to their aquatic lifestyle : the Ichthyosaurs. Among Ichthyopterygians you can also count Huphesuchians which are odd little guys, which some were filter feeders. They appeared in the early triassic and may even have a Permian origin (but this is not based on fossil evidences).
  • Sauropterygians, probably the group which had the highest diversity during the Triassic. They include stuffs like Saurosphargids, Placodonts, Nothosaurs and Plesiosaurs.
  • Mesosaurs, the oldest land vertebrates to go back to the sea during the Early Permian.
  • Marine turtles, they still are around to this date. However, some groups have gone extinct since then such as Protostegids (which is famous for Archelon).

Most of these animals do not share an aquatic common ancestor among diapsids. The ones that may do are Ichthyosaurs, Sauropterygians and Mesosaurs. All other groups have evolved their own ways to go back in the seas when given the occasion.

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Other groups have also achieved to live in saltwater among reptiles, that being the case of some Crocodylians and marine iguanas, but also, during the Jurassic, the Rhynchocephalians with Pleurosaurus.

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Yet, when it comes to the group with most marine reptiles, I do wonder if their last common ancestor was aquatic or just had features which helped its descendance to become aquatic. The second hypothesis may explain all the different forms that existed. So they may all have possibly became aquatic independently.

compact leaf
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yeah that

regal cipher
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Confuzzled

tranquil quartz
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Could Stegosaurs walk bipedally?

umbral kite
# regal cipher *Confuzzled*

same because so far all of them are reptiles but not reptiles it very conuseing but this is way i got theyre not the same reptiles but all are reptiles but then y are all dinosaurs like theropod an cerotopisn hadrosaurs saurpods all called dinosaurs they arent all the same adoption but are still the same clade but marin reptiles arent in the same clade so wouldnt still make sense to jsut call them marin reptiles as a way to say all of them liek u do pterosaurs an dinosaurs

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i am very confused still

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because y are hadrosaurs an saurpod theropod an cerotopiasn all form dinosaurs they dont look to ahev the snae adoption

static stirrup
umbral kite
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what was that

umbral kite
halcyon cobalt
regal cipher
umbral kite
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ok if bipedal then y dont saurpod an cerotopiasm walk on bipedal

halcyon cobalt
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they evolved to be quadrupedal to support their mass better

compact leaf
umbral kite
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yea dinosaurs an marin reptiles arent the same as it but that chart nessco should us it look like a lot of marin reptiles came from the same thing

tough parcel
umbral kite
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yes

compact leaf
umbral kite
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ok but a other question then y are pterosaurs tranlate to winging lizard hut dotn have a relative to a lizars

halcyon cobalt
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because in Latin ā€œlizardā€ was used for most reptiles, not just squamates I’m pretty sure

umbral kite
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so wat are squamates

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vecause it say they are lizards an skinks

woeful falcon
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This is an instance where I would just throw a wikipedia link and say "have at it"

umbral kite
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they say not to trust wikipedia becaus poeple change it alot an often then knew it

thorn grove
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It's usually fine for surface level knowledge which, no offense, but that's the level you seem to be at

umbral kite
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and if mosasaurs are closer to lizard an anake then wat are the rest closer to

halcyon cobalt
wary junco
# sudden wind So, marine reptiles do not form a clade, or a monophyletic group (it's more so o...

Totally agree with most things said here, just thought I'd mention thalattosuchians evolved marine adaptations independently but not aquatic adaptations as a whole, the transition from being a largely terrestrial clade to shifting towards being mostly semi-aquatic had already begun by the time thalattosuchians diverge and they inherit a lot of characters that are shared by other crocodylomorphs - tethysuchians, for example. There are also more marine crocodylomorph lineages than just thalattosuchians, a lot of tethysuchian taxa are predominantly marine (particularly dyrosaurids, although there are a few non-marine taxa in that group too) and then there are gavialoids and a few other assorted lineages too.

umbral kite
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so what i got out of it was terrestrial clade land thing grow to be semi aquetic an inherited feature of a aquatic things right am i missing anything

vast sedge
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tanystropheus.
what the hell is this thing and why is its neck so damn long and why do it sit like that

umbral kite
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wait did spino evolve from theropod but it may ahve inherited trait from crocs

sudden wind
sudden wind
umbral kite
sudden wind
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The skull morphology of Spinosaurs evolved due to their dieter preferences, yes. Their skull has a very different construction from that of crocodiles, which shows it was not inherited from a common ancestor, so they are analogous.

umbral kite
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are acro an giga related

sudden wind
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Yes, they are closely related as both taxon/genera are within Carcharodontosauridae,. This is evidenced by homologous structures, which define the clade Carcharodontosauridae and so these features are synapomorphies and help us to classify animals and say who's related to who.

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(gonna try my best to explain taxonomy because this is a subject I love)

umbral kite
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an also wat the reaaon stegorid grow plates is protection but also mating because the are very thin an were like cookie but it it just had a open back that would be a. Constant threat to it so witch one was it

sudden wind
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There are possibly several evolutionary drivers for stegosaur plates and "thagomizers". AFAIK, there isn't necessarily one argument stronger than the other so it could be caused by sociosexual behaviors or/and by predation. Iirc it is rather unlikely to be in response to thermoregulation but I'm sure @hallow spear can elaborate further on this subject than I can.

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It'd be overall caused by natural selection anyway.

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(it's anyway the only recognizable evolution force observable in the mesozoic fossil record)

white matrix
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tthe underdog of the jurassic

sudden wind
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Beta animal

pliant cedar
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why did everyone agree that cera had to be portrayed as a crackhead in games

outer tusk
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because large head and small body

white matrix
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its buit for killing bigger stuff then itself

umbral kite
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So does it have horn or it skull is just de formed

pliant cedar
white matrix
tall prawn
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guys how big is allosaurus (biggest species with biggest specimen)

pliant cedar
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yeah, but even in game, most theropods can kill larger prey, it hink its just that everyone assumes that it would've been fodder in the morrison unless it was like a beserker, even tho they just niche partitioned

white matrix
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Cera in game is made for killing bigger stuff then itself it has all the tools innit
fighting against allos is it for cera mains like me

pliant cedar
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i mean yeah, but WHY was it made like that
in every game cera is an over the top beserker

woeful falcon
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Ask game devs haha

woeful falcon
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Wasn't responding to you home slice

umbral kite
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i really want to knew how intelligent most apex theropods where where they like ravens or like pigeon

hallow spear
# sudden wind There are possibly several evolutionary drivers for stegosaur plates and "thagom...

There ain’t exactly a direct consensus, but it’s very clear display/intimidation was a big driver in plates, defence may just an added bonus.. but of course something can be driven by multiple factors so it’s entirely plausible that it is also a thermoregulatory device ontop of this. like you mentioned it’s all caused by atrial selection and some cases intraspecific selective breeding

There really isn’t anything else to say on the subject because all literature on plates just agrees that it’s not for certain what the main function was for it

hallow spear
limber sonnet
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Is oculudentavis naga like an anole? I’m reading they had a crest similar to the neck flap displays lizards today have? I thought it was a bird…

stiff osprey
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It was a lizard, the authors knew it was, but they published it claiming it was a bird because that would give it more media attention

pliant cedar
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oh paleontology

tough parcel
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Bro says that like it's unique to paleontology (it isn't in the slightest)

halcyon cobalt
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is it possible that marine reptiles were more colourful than modern marine mammals? especially in reef environments

static stirrup
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I mean aren't there extremely few marine reptiles currently

stiff osprey
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quite a few marine mammals tho

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the smaller marine reptiles were probably more colorful than marine mammals, but not the giant ones

static stirrup
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Would this count as colorful

ancient crystal
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Wobbegong plesiosaur is my new favorite thing

pliant cedar
tough parcel
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What

tough parcel
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That still doesn't make it correct šŸ„€

pliant cedar
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gualicho is such a hater šŸ˜”

tulip gyro
tough parcel
tulip gyro
umbral kite
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is it true that depending on thr inside of the skull you could possibly see how a dinosaurs brain may have developed an what it was good at or how it acted like having great sense of smell or being a bit more intelligent or being able to see 3d or it hearing an can lizard even hear

tulip gyro
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Jon Jones is the best p4p fighter to have ever existed on this planet

warped peak
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Is there any basis to the tend of Theropods having big ol spikey necks?

stiff osprey
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the basis that it looks cool

crystal dock
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^

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Anything I should change for my torvosaurus?

bleak rose
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Hey guys, there has been a long time since I came here, but I just had to tell you this crazy thing:

I had a very bizarre dream where a flock from an unknown species of a rhamphorhynchoidean pterosaur had somehow managed to survive inside a sealed cave-like ecosystem which somehow had sunlight? And were accidentally released into the world, becoming an invasive species specifically in parts of South America where they were outcompeting the local American Black Vultures for a niche.

These little pterosaurs had black skin and some kind of pseudofeathers covering their bodies, their beaks were wide, and non-pointy, and they had a very short tail like those of pterodactyls.

I know this doesn't reeeaaally fit real-life paleontology, but this dream was so vivid and I saw these beautiful ancient animals in front of my eyes, as my child (and adult) self always wished, that I had to tell someone else about this.

jagged trellis
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tbf
thats really cool

bleak rose
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Now that I was thinking about it, it actually kinda looked pretty much like a Tropeognatus

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With that protrusion in it's mouth. But crow sized and with colors of black and grey.

regal cloak
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Or YouTube vhs series

bleak rose
# regal cloak A.R.G in the making

A very far-off branched descendants of Tropeognatus, living alone in a sealed environment for millenia?

Yeah that's sick. Not so much the part where they become invasive but it could be indeed an interesting concept

frigid delta
sterile trail
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Opinions on Incisivosaurus?

wind prairie
sharp dragon
daring grotto
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i forget my dreams 2.6 seconds after i wake up lmfao

fluid inlet
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Is big Joe the biggest most complete allosaurus

frigid delta
frigid delta
lavish frigate
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Oh hey they changed the Rex again, looks sick ngl, the Dino Dan franchise has had weirdly great designs lately

crystal dock
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I like it although am not a huge fan of the feathers

daring grotto
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maybe a hot take but until the general populous is informed of and accepting of birds being dinosaurs, and them having feathers, i’d rather depictions of theropods have too much feathering than none

indigo cradle
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It causes issues like the whole "Rex had wings" situation

tough parcel
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It's a hot take because scientifically, you should aim for the most likely/most conservative reconstruction

If you wanna draw Yutyrannus looking like a mighty eagle, go ahead, but do not claim it as scientific

lavish frigate
tough parcel
daring grotto
fluid inlet
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No one answered my question , big Joe the biggest allosaurus specimen with near complete material

tough parcel
indigo cradle
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I've heard it described as looking like that shag carpet from the 70s

tough parcel
umbral kite
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Guys i have a problem im dinoist i just hate torvo witha. Passion for no reason there just stinky an i just hate torvo for no reason

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no other dino make as mad as a torvo does expect hatz but other than that i just hate torvo with a passion they wte atinky to me

daring grotto
tough parcel
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Then I dunno about you, but no-one does naked raptors (or related animals) much anymore

daring grotto
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sure, but a lot of people still think they are. that’s my point

tough parcel
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I think that's a consequence of JW franchise and should not be compensated for by overcorrecting in the other direction

daring grotto
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you’re reading too much into this. my point was simply that i’d personally rather see theropods with too much feathering, than none at all

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of course optimally you’d want it to be accurate. but if i had to choose one or the other, i’d rather the former

tough parcel
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And my point is that since we don't need to choose one or the other, don't overcorrect

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Otherwise we'll go back into the 2014s of "EVERY dinosaur gets feathers RAHHH!!!!"

light osprey
daring grotto
celest pond
frank plaza
#

What was the name of the new tyrannosaurid discovered

magic monolith
frank plaza
daring grotto
#

longreach stare

tough parcel
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Puppy

fossil ingot
warped peak
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I love when Wikipedia states obvious biases in information with no evidence

steady rock
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how accurate are these types of videos?

outer tusk
tall prawn
outer tusk
tall prawn
outer tusk
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idk scroll up to his messages

bright veldt
steady rock
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well actually, wouldnt you be able to get pinacosaurus's? i remember someone mentioning a voice box being found of it

halcyon cobalt
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you could get the range of sounds, but never the exact patterns they used in life

bleak rose
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Guys, sorry for interrupting but I have a question

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Were all Saurischian Dinosaurs bipedal? It's just that with my limited knowledge, I can't remember if there were any saurischians which were quadrupeds

outer tusk
woeful falcon
tough parcel
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Um blub...dinosaurs are animals too so clearly they'd make the same noises as modern animals........

woeful falcon
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Omg....

bleak rose
tough parcel
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In the beginning, yes

tranquil quartz
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Prosauropods

bleak rose
tough parcel
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(They're really just slowed-down, reverbed goose calls or smth)

bleak rose
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I still need to get a good hold of taxonomy because I struggle with it

woeful falcon
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Spinosaurus's sounds in one of the vids are loon calls pitched down and reverbed

bleak rose
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I understand. I still find the speculation cool

steady rock
bleak rose
# steady rock would the mammals be more accurate?

I mean it's hard to be accurate when you literally can't even see the target.

We have especulated based on bone morphology, but without having any actual proof of the structures used by them to make sound, it's extremely hard to know how they sounded like exactly

woeful falcon
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That channel's most recent content is stuff from video games. I feel that one should be able to judge if their vocalization vids are accurate at all

daring grotto
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basically when it comes to sounds, certain animals have enough material and the like to reconstruct a very, very rough idea of their vocals (though even that’s a stretch), but overall the most we know is that they didn’t walk around screaming like jp lol

bleak rose
sterile trail
daring grotto
# bleak rose Oh! I see. Question: other than bone structure, what other things have we found ...

the hyoid bone is a big one, allowing plausible reconstructions of the tongue. we also have an ankylosaur with evidence of a syrinx, which is the ā€œvoice boxā€ that birds have (we have a larynx), so we know at some point down the line, they started developing that over a larynx and the vocalizations may have been more like a bird’s. and, correct me if i’m wrong somebody, i believe they’ve managed to plausibly reconstruct tyrannosaurus’s throat?

sterile trail
daring grotto
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ye i think so

bright veldt
daring grotto
#

unicorn spino

tough parcel
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Jeez, that crest looks so much bigger now

sterile trail
#

Woah

#

Unicornisaurus lol

bright veldt
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Oh hey, the two-clawed therizinosaur I heard about like 10 years ago finally showed itself

fossil ingot
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Damn this be cooking

brisk acorn
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dang how much dinosaur news we gonna find this week holy moly

tall prawn
tulip gyro
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Astorgosuchus irl

tall prawn
outer tusk
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Dawg I have no doubt it's just fine if you go for 4 tonnes flat, like you don't need an extra point to add on to it

outer tusk
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Nah

tall prawn
outer tusk
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Bro you have it right in front, it's not like you don't know you just can't seem to keep track of it when you "need" to

Also don't you force me to do anything or am telling mods to kick you out

woeful falcon
hallow spear
stiff osprey
bright veldt
fluid inlet
#

One of my favorite artworks ever of Torvosaurus

tall prawn
fluid inlet
# tall prawn what abt this

That one is up there for sure! but The angle and the dramatic scene of Torvo squaring up with ceratosaurus >>>

tall prawn
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changes ur mind?

fluid inlet
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Nope but I also love this one

lunar copper
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sometimes i wish i had nitro so i can make that my banner

tough parcel
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Nitro is for losers CatL

tall prawn
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which it was in a right angle and was in a natural envorment

lavish frigate
lavish frigate
tough parcel
#

Evidence of ontogeny...?

stiff osprey
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Bro used my skeletal for scimitarspinus but not for the actual animal it represents

sterile trail
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Is that its name?

woeful falcon
#

The urge to say yes rn is palpable

tall prawn
#

guys is there a torvo species in germany

tall prawn
bleak rose
bright veldt
west coral
rancid arch
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@bright veldt lets shrink spinosaurus to like 4 tons and make carno 7.

stiff osprey
#

Evidence: i felt like it

hallow spear
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Evidence: vibes

outer tusk
#

Should I chnage anything about my torvosaurus?

fluid inlet
#

New spinosaurus ?!

cloud breach
tall prawn
#

uses these images for the head ig

tall prawn
cloud breach
#

Nice Im a fan of his work as well

tall prawn
unkempt roost
umbral kite
#

guys wat can we find out about dinosaur skull mainly the inside because what if they were like smart to understand to grive or complex thing

woeful falcon
#

can't find out all that much

open compass
fluid inlet
storm heron
storm heron
sharp dragon
static stirrup
celest pond
frigid delta
tall prawn
outer tusk
#

Well technically Randomdinos is ( the one the right )

The one the left is just an edit of his without even lips and the head is from other artist

outer tusk
frigid delta
outer tusk
#

It is not the holotype

celest pond
#

Elvis is CMC VP15575, is not the holotype, it was found in Colorado near dinosaur national monument. It is the biggest most complete torvosaurus, the size of edmarka, and is currently being studied, a paper is on the works.

outer tusk
#

also do you want me to send the left torvo skeletal edit?

celest pond
outer tusk
#

called used is from carcharsauce

celest pond
outer tusk
#

correct if am wrong, and I do apologize but from this angle doesn't the 'now' skull look crushed?

celest pond
#

That's is the accurate Torvo, those reconstructions are outdated based on allosauroid proportions

outer tusk
#

really?

celest pond
#

It is not, Elvis has the best and most complete preserved maxilla, the dry mesa maxilla was broken and reconstructed like allosaur maxilla.

outer tusk
#

oh, well damn

celest pond
#

The ascending process of the maxilla was very low, parallel to the ventral margin

outer tusk
celest pond
#

Let me share a pic of it

#

They are both outdated, with allosauroid and tyranno proportions

outer tusk
#

so at the moment there is no accurate torvosaurus skeletal?

celest pond
#

This is a replica of Elvis skeletal mount made by the same paleontologist that prepared the real specimen

tall prawn
#

Ngl Elvis looks less tyrannosaur like

#

Then other torvo specimens I see

outer tusk
# celest pond

So in short when referencing from torvosaurus we should use this Elvis mount?

celest pond
#

Yes

#

This is the maxilla

outer tusk
#

that's really impressive

celest pond
#

You can see that is very low and narrow

crystal dock
#

Oh really, btw I was asking earlier about my torvosaurus heads and I was hoping you saw it

celest pond
#

gurneyi maxilla (top) showing similarities with Elvis maxilla. Dry Mesa original specimen (bottom), red lines pointing to the cracks of the ascending process and how they reconstructed more vertical oriented like in Allosaurus, but now we know that's incorrect.

celest pond
#

Sorry cant find them

celest pond
#

Btw Elvis is 10,5m long and ~2,5m tall at ilium blade. Some bones are same size of those of Edmarka, ribs are similar to louisae quarry Edmarka and pubis and vertebra are same size even bigger (caudal) than Nail quarry Edmarka.

outer tusk
#

also would Dan Folkes be also outdated too?

umbral kite
#

dinosaurs arent lizard but arent bird but closer related to birds

halcyon cobalt
#

yup

celest pond
# crystal dock ^

They look quite correct with the lacrimal to jugal dorsoventral height being narrower than premaxilla and maxilla height

umbral kite
celest pond
umbral kite
#

wat was para an arco in trhe same time period an place

celest pond
#

This one

umbral kite
#

ok is they are dinosaurs or are closely related to dinosaurs

outer tusk
#

what

umbral kite
#

are dinosuars bird or related to birds

outer tusk
#

birds are dinosaurs

umbral kite
#

oh so i got that confused with lizards because i though dinosaurs where closely related to bird also a thing on google said bird are technically lizards

tranquil quartz
#

No birds are dinosaurs

celest pond
umbral kite
#

I knew but that wat it said

outer tusk
#

Parasaurolophus and acrocanthosaurus literally lived multiple million years apart from each other

outer tusk
umbral kite
#

so this isnt true right

outer tusk
#

it is true

still beacon
#

It’s like saying, ā€œall cats are mammals but not all mammals are catsā€

celest pond
outer tusk
celest pond
#

Looks better

outer tusk
#

Torvosaurus is so gas

celest pond
#

But still the legs look too long? Scott's one is this

#

Nvm the one of your friend looks longer due to the gap between the femur and tibia so it seems accurate

outer tusk
#

okay

livid laurel
livid laurel
celest pond
#

The MNI for Dry mesa is 3 individuals, 2 of almost same size and the 3rd one smaller. There are 2 right tibiae of similar size, 72cm, so those must be from the 2 big individuals. That they should be around 9-9,4m. A 72cm tibia for that long animal is proportionally shorter than other theropods around that size. For example the +9,5m Allosaurus 680 has a tibia of 85cm. Metatarsals of Dry mesa are also shorter, with the big ones being 35cm and the one of the smaller individual 33cm. For comparison an Allo around 8,5m (DINO 2560, amnh 6125) have 37 and 36 cm metatarsals respectively.

#

But the elements are very robust.

livid laurel
#

okay thanks

outer tusk
#

Brontorapto does kind go hard as a name

keen forum
keen forum
keen forum
# celest pond

random's torvo funny enough uses this as a base ( for the most part and they aren't really that different )

celest pond
#

I dont know which one is Randoms or which one is Randoms but edited, but they have clear differences in the limb-head proportions and torso-head proportions, also as reconstructed, the sacral neural spines shouldn't be visible from the side, in the replica and mount are visible because the left ilium is crushed, but the right ilium is not and it covers almost all the neural spines.

#

The size of some elements doesn't fit with reported measurements, also Elvis is almost reaching 35ft, but still not 35ft, and that is with 55 caudal vertebra. The skeletals have 50 cuadals, so they should be even shorter. (In my opinion derived megalosaurids should have 50, 55 seems too many, in that regard they reconstructed it better)

tough parcel
#

We can literally just do @stiff osprey and ask what happened with your TOrvo

hallow spear
#

^

outer tusk
#

uhm if you still wanna know this is random torvo ( unedited )

stiff osprey
#

The limbs are different because I used 'Brontoraptor' as the primary reference; its pelvis and limbs are known from one associated individual, while the Dry Mesa bonebed is at least 3, probably 4 or more individuals

#

The maxilla is based on T.gurneyi; as the image states, obviously there was no allosaurid or tyrannosauroid material used in the skull reconstruction.

outer tusk
#

can I still call Torvosaurus ( Brontoraptor ) for the funnies

#

oh yeah I guess I can ask this now but Random did you see my torvo?

stiff osprey
#

I'll have a look at the Elvis material when that paper comes out, then I'll see what needs to be changed

outer tusk
#

damn so what MorrisonFPaleo said is right but we would have to wait for the paper right?

stiff osprey
#

He is assuming most of the Dry Mesa material belongs to equal sized individuals, which is possible and would indeed make an animal like Hartman's. But I don't work with taking bonebeds for granted that way. We'll see if Elvis gets a good osteology

outer tusk
#

damn, uh can I still use Hartman's though?

stiff osprey
#

yes, especially since there are those who still believe Dry Mesa and the Brontoraptor quarry are different species. The pelvis notably is pretty different between the two

outer tusk
#

uh could your skeletal still be used?

stiff osprey
#

Sometimes you have to make that judgement for yourself

outer tusk
#

DAMNNNNN that's a hard ass quote

stiff osprey
#

Chances are both will turn out to have errors in the postcrania if Elvis is described

sullen cairn
#

other funny para news big maxilla #2's toothrow is actually shorter than the toothrow measurement for walkeri in Wyenberg-Henzler 2022

#

the mind continues to be baffled

celest pond
#

People need to understand that before Elvis there were hardly any articulated remains of taneri, there were associated remains but it is not even clear whether these belonged to the same individual or to several. I consider 3 to be more parsimonious in for Dry mesa. it was suggested a long time ago that perhaps some of the cranial remains were from a larger individual than the axial or appendicular skeleton, but with the discovery of elvis i think it is now clear that big cranial remains comes with proportionally short axial and appendicular remains. It's hard to make accurate skeletals from obscure species, there are famous species that are particularly difficult, much more than what people expect for them being well known names.

celest pond
keen forum
stiff osprey
outer tusk
#

man I love brontoraptor

crystal dock
#

Btw I made something for my concept game and was wondering if something like this okay

velvet burrow
#

-# Viavenator mentioned

outer tusk
#

yes

noble dune
#

Anyone know of any good pachycephalosaurus skeletals?

umbral kite
#

guys wat is a archosaur

woeful falcon
#

Archosauria (lit. 'ruling reptiles') or archosaurs () is a clade of diapsid sauropsid tetrapods, with birds and crocodilians being the only extant representatives. Although broadly classified as reptiles, which traditionally exclude birds, the cladistic sense of the term includes all living and extinct relatives of birds and crocodilians such as...

static stirrup
# umbral kite guys wat is a archosaur

It's a clade including pterosaurs, psuedosuchians, dinosaurs, only alive members today are birds and crocodiles to explain it shortly
but yeah what blub sent

stark herald
wary fable
#

Is it just me or does prehistoric planets archelon look a bit oversized

bright veldt
#

It’s probably perspective. It’s not Archelon either.

outer tusk
#

^

frank plaza
#

Is there any more concrete info on the oxalaia?

tall prawn
#

W pic?

frigid delta
fluid inlet
#

The armor of this dinosaur was so durable that it could absorb the impact of a car driving nearly fifty kilometers an hour--but it’s far from the only crazy armored critter lurking in prehistory. This video explores the most extreme armored animals in prehistoric times, including the mummified nodosaur Borealopelta, the killer sharp-jawed placod...

ā–¶ Play video
elfin pulsar
#

Yeah maybe if you hit it with one of those toy cars

warped peak
#

People forget how powerful cars are

#

Also tbh wouldn't a sauropod have much better odds?

steady rock
warped peak
#

Armor is nice but a fast enough car is still Liquifying you through it

fluid inlet
elfin pulsar
#

lol

steady rock
#

actually, i feel like they can flip cars maybe if hit, i've heard of wombats flipping cars when hit

stiff osprey
woeful falcon
#

they are each other's natural enemies you see

stiff osprey
#

Because the metal would melt when destroyed, we never found any fossils of the cretaceous car

#

Unless... the car car odontosaur?

woeful falcon
warped peak
drifting knoll
#

anyone know any good, ACCURATE dinosaur model kits? Looking for a quality assemblable and/or paintable models, preferably around 8-12inches (Moderate desk or self decoration size)

daring grotto
daring grotto
fluid inlet
# stiff osprey Unless... the car car odontosaur?

I’ve also seen bears survive car crashes in multiple videos. Obviously the greater the speed the less likely an animal will survive but now you switch the bear out for an ancient tank I like its chances a lot more.

sharp dragon
#

Ankylosaurs actually disappeared from the fossil record once the Flintstones cars were invented

frigid delta
tacit pine
sharp dragon
frigid delta
#

whose mapu should i use again?
lambor or random?

white matrix
#

look at all their tyrannosaurs

sharp dragon
fluid inlet
daring grotto
#

other than being lipless they’re literally fine lol. their updated rex is gorgeous. just display them with the mouth open, and the liplessness isn’t noticeable. i own almost every model

#

besides, they are doing lips now, their sauro-allo looks incredible

sudden wind
#

Though I'm pretty sure the animal, borealopelta, will die later on from internal injuries. Just physically the armor let's it tank a car.

daring grotto
#

oh it would absolutely die later from internal injuries. impacts are brutal

pliant cedar
#

would defo experience some kind of head injury, like concussion or worse

fallow plank
#

Is it true that a complete spinosaurus skull has been found? Or have I been tricked?

bleak rose
bleak rose
pliant cedar
elfin pulsar
tall prawn
#

is this still an indet

twilit prawn
#

Its wild that there is a theory suggesting saurophaganax as a sauropod

tall prawn
#

is that a yes or a no

twilit prawn
#

?

stray wren
#

Saurophaganax's type specimen is possibly chimeric with sauropod remains. As for Allosauroidea indet. it is still an indet last I remember

celest pond
white matrix
#

By the way, quick question. On the image shared by Scanova on the Scimitar-Crested "Spinosaurus", it says "New Spinosaurine". Is it not a Spinosaurus ? Or is it a "Wait and see" question ?

stray wren
#

It's a wait and see atm

white matrix
#

Okay, thanks !

tall prawn
hallow spear
celest pond
#

Well you know what is going on with that genus, and you can't attribute 26083 to maximus unless you are lumping all maximus in fragilis. Because 26083 has the characters that differentiate fragilis from maximus.

#

26083 is currently being histologically studied along with other fragilis specimens.

#

The paper is still some years from being published.

hushed fossil
#

I need good comparison images between pterosaur, scansoryopterygid, bird and bat wing anatomy. Would appreciate it

tall prawn
#

its not sauro 😭 šŸ™

outer tusk
#

bro it's not that serious

tall prawn
outer tusk
#

my brother in christ aren't you the one that begged for rnadomdinos to make you a skeletal because you're birthday is coming up?

tall prawn
#

and werent you the one that theatened to kick me for something that wasnt deep lets go to the dms its a bit offtopic...

outer tusk
# tall prawn ye and?

you don't see what wrong with that? literally asking someone who is a skeletal maker to do you a favor without considering paying them cause working on a skeletal isn't easy or yk considering they might be busy with other things

outer tusk
tall prawn
outer tusk
#

dawg there was already no chance he was gonna do a skeletal based on your request like he said

tall prawn
outer tusk
tall prawn
outer tusk
tall prawn
outer tusk
tall prawn
outer tusk
#

Well no sht if you don't pay him he's not gonna give a damn

daring grotto
#

šŸ§ā€ā™€ļø

hallow spear
west coral
fossil ingot
river plinth
river plinth
river plinth
celest pond
hallow spear
#

Uhuh but I was never talking about 26083

celest pond
river plinth
# celest pond Yes

YOOOO POT GOT IT RIGHT THIS WHOLE TIME I'd ping Matt and tell him they're doing good research ahead of there time but I can't sobsucho

celest pond
frank plaza
#

Yo anyone got some info in the Megalosaurus?

steady rock
hallow spear
# celest pond Oh OK, my initial reply was only about 26083

Oh im ngl i thought you responded to something else (I went and checked the original thing)
You're right its either fragilis or Allosaurus sp., id probably lean to A. fragilis given its been reffered to such in other literature including Loewan 2020 and 2009

hallow spear
celest pond
outer tusk
#

may I ask if 26083 is closer to either allosaurus fragilis or allosaurus sp. it would still be a 3-4 ton animal right?

tulip gyro
#

elephant

umbral kite
#

How old would we say a saurpod theropod hadrosaur an ceratopsian would get

hallow spear
cloud breach
#

4.2t is what you get directly scaling from 2560 and also accounting distortion of the caudals (length)

outer tusk
hallow spear
static stirrup
#

What would you guys say is a mistake people make when trying to etc make very accurate paleoart, but end up going so far it's inaccurate?
I know feathered dinosaurs get this treatment but what else

cloud breach
cloud breach
loud wing
tulip gyro
grizzled ledge
#

i never realized/knew how fragmentary torv is

bright veldt
hallow spear
bright veldt
#

I'm referring to tyrannosauridae specifically

hallow spear
#

Then i definitely disagree given there’s no evidence for any of the larger ones especially to be feathered, maybe you can argue size for Alioramus and co, but I would not see any reason for the rest of them, plus there are scale impressions

cloud breach
#

It could be feathered but vestigial on larger ones

outer tusk
#

going back to 2015, vulture feathering was the only valid option for a feathered tyrannosaurus rex

light osprey
#

It’s quite a silly and arbitrary model of integument distribution as well.

bright veldt
small geyser
#

What about very sparse feathers similar to hair on an elephant?

light osprey
#

A case by case perhaps. Most derived tyrannosaurs evolve during a period of very equitable global climates, I think there’s also nothing discounting shedding of integument during the waning coolhouse climate of the Maastrichtian. The African elephant is pretty much hairless in its adult life as well.

stiff osprey
#

Complete loss of filamentous integument is basically unheard of in animals, but yeah it would probably be so sparse that it would be invisible from a distance

light osprey
#

Would an African elephant’s hair show up in a skin impressions though?

outer tusk
#

yea because I said it, my source??? turst me bro

river plinth
vast sedge
#

wth

river plinth
river plinth
vast sedge
#

scientists make up their mind challenge

river plinth
#

Lmao

ancient crystal
umbral kite
#

How old would a argent get in it jole life span

barren lagoon
#

did concavenator have feathers or like protofeathers? because i have seen some renditions with them and some without them

gentle vessel
barren lagoon
#

Ok I was wondering because I’m making a 3d models and I am deciding whether or not / how much feathers to give them

gentle vessel
barren lagoon
#

i may do some over all feathers but ill try to stay accurate, i wasnt sure how much it had before so i gave it like a feathery down

#

I will add some more quill like stuff around the arms now

#

For accuracy

storm heron
#

In terms of accuracy, it is really up to you in terms of feather density and coverage. All we have suggests Concavenator could have had a feather "wing" on its arms (not a literal quills). We have no idea of how the rest of its body looked like in terms of integument, so you have the freedom to be creative.

lavish frigate
storm heron
bright veldt
#

Concavenator's thing is very wierd. People talk about it either being quill knobs or muscle scars, but it would be very wierd either way.

barren lagoon
#

would this be more accurate

warped peak
#

Anybody know the accuracy of this scaling regarding Hippopotamus gorgops?

bright veldt
warped peak
#

Okay just wanted to double check lol

storm heron
fluid inlet
#

This goes hard

loud wing
#

Not smaller tyrannosaurids, that's another topic

#

and to be more precise, I was talking about full feathers mode as in dromeosaurids, not sparse quills

fringe magnet
#

Hey is there any reason why most paleoart gives dinosaurs very small eyeballs?

stray wren
#

Mostly because the bigger you are the smaller your eyeballs look, despite them being rather large in your head. Skin and muscle cover most of your actual eyeball

fringe magnet
#

I see I see ty

indigo cradle
#

Could you imagine what we'd look like if our whole eyeball was visible

hardy sentinel
#

I love how dinosaurs have survived 3 confirmed mass extinctions (Triassic, Jurassic, Cretaceous if you are smart and count birds) and are on their way to survive a fourth (The one humans are currently doing). The dinosaur liniage is a fire one

indigo cradle
#

Simple more primitive designs just work

hallow spear
umbral kite
#

what are all the cladds like therepods an saurpods

halcyon cobalt
#

just use Wikipedia dude

hallow spear
hardy sentinel
hallow spear
#

Well if you class it as a mass extinction then dinosaurs must be unkillable given like 99% of groups survived the Jurassic to Cretaceous transition

hardy sentinel
#

so it was more of a "peaceful" transition? What really defined it as a new era then?

umbral kite
#

Thing like theropod are subbroaders

outer tusk
#

what

light osprey
hardy sentinel
light osprey
#

A major global marine regression. It caused some groups to go extinct but it was in no way a mass extinction

hallow spear
#

iirc that also happened in the Cenomanian -> Turonian

light osprey
#

That was an anoxic event, dissolved oxygen was released from the oceans, creating toxic waters

hallow spear
#

oops

outer tusk
hardy sentinel
#

Imagine dying because you're an idiot and then becoming nearly perfectly preserved so people can look at your idiotness (He swallowed a fish too big for him)

hardy sentinel
#

"this thing can barely fit in my mouth, lets eat it" -Dumb fish

white matrix
#

I know the paper is not out yet, but how likely is it that the new Spinosaurus sp. represent a male Spinosaurus ? The idea of male Spinosaurus being way smaller..I don't know why I like the idea x) I mean if specialists think it is a new species then who am I to say otherwise x)

hardy sentinel
#

How exactly do you tell the gender? Is there something unique about it? What if it is just a younger indevidual?

white matrix
#

I believe that to determine if a specimen is young or not, you look at the rings in the bones, kinda like a tree iirc

#

Most of the time with gender, it's a guessing game, but there are exceptions

hardy sentinel
wary panther
white matrix
#

My idea for it being a male Spinosaurus only comes from the scimitar crest, which could be for display, but that's not enough evidence. It's just a "headcanon" of mine until the paper drops

hardy sentinel
white matrix
wary panther
#

Yeah probably, its unlikely they mated like birds considering they have massive tails in the way

#

Most likely having reproductive organs similar in appearances to modern reptilians

hardy sentinel
#

that would be a WILD size difference

wary panther
#

Might just be a new species tbh, are we sure it was found in a similar time formation to Spinosaurus AG?

white matrix
#

Lemme see if I can find the answer, if not, we'll have to wait for the paper

hardy sentinel
hardy sentinel
# wary panther Yes but why THAT similar?

Similar attraction methods 🤷

Keep in mind, Spinosaurus is a genus, not a species, and within genuses thing can be VERY different (Just look at snow leopards and tigers)

What i'm tryna say is it's not entirely out of the question for this new thing to be a new species of Spoon, and just being smaller and for a different niche

white matrix
hallow spear
wary panther
wary panther
hardy sentinel
hardy sentinel
wary panther
white matrix
#

Maybe, or maybe there was niche partitioning between the two, maybe Spinosaurus sp. hunted different, smaller fish than the bigger Suchomimus ?

#

Only the paper could answer that, we have to wait, I don't know how long

hardy sentinel
wary panther
hardy sentinel
#

This one has Spinosaurus Sp in it as #3 btw (called Siggilmassasaurus)

wary panther
hardy sentinel
#

Here are sizes added on the post so you can check em out

#

also I found a wiki page on Siggil/Spoon Sp

https://en.wikipedia.org/wiki/Sigilmassasaurus#History_of_research

Sigilmassasaurus ( see-jil-MAH-sə-SOR-əs; "Sijilmassa lizard") is a controversial genus of spinosaurid dinosaur that lived approximately 100 to 94 million years ago during the Late Cretaceous Period in what is now northern Africa. Named in 1996 by Canadian paleontologist Dale Russell, it contains a single species, Sigilmassasaurus brevicollis. T...

stark herald
stiff osprey
umbral kite
#

i tried to find this but all i got was this Domain, Kingdom, Phylum, Class, Order, Family, Genus, and Species so what would. Sauropod theropod cerotopaians fall under

daring grotto
#

to put it extremely simply, clades are groupings within the ranks of biological classification

wary panther
#

Anyone know what theropod this is?

#

and if ANYONE can recall an individual called Dinosauria 101, please let me know

outer tusk
vapid lotus
vapid lotus
drifting knoll
#

Chat I’m drawing Gigantoraptor for Dinovember day 4

#

What level of fluff do you guys think

pliant cedar
warped peak
#

I say go full stylized exotic

umbral kite
wary panther
umbral kite
#

ok so wat bigger argent or patagotitan because every time i look it. Up it never get a consistent answer

pliant cedar
daring grotto
#

well the medullary bone only forms when ā€œpregnantā€, which adds even more rarity to the incredibly rare instance of fossilization, not to mention the bone is designed to essentially disintegrate

pliant cedar
#

it was found on a rex specimen right

wary panther
daring grotto
#

most sexual dimorphism in birds is external, like displays and stuff. and even if we do get those preserved, we don’t know if it’s for males. literally the only way to know is the medullary bone, but it’s absence could mean male or non-pregnant female

wary panther
#

And we don't even know which was larger than the other LatenLOL hell if a non-pregnant female Tyrannosaurus and a Male were equal in mass and proportions you wouldn't be able to tell

#

MASSIVE IF but if we assume that it's the typical dimorphism like many animals (With many males being larger than their female counterparts) AND disregard skull variation having any possible effect on Sexes, AND disregard the possibility of other species of Tyrannosaurus (While LOW, still possible) having sexes interchangeable in size (Species A bigger male smaller female/ Species B smaller male Bigger Female) WE MIGHT be able to assume a Tyrannosaurs sex

pliant cedar
wary panther
#

No seriously what do you mean, I have no clue what you are talking about. Should I have said Tyrannosaur's sex or Tyrannosaurs' sex

pliant cedar
#

nevermind

proud prawn
pliant cedar
#

it could take a car crash, but surely it would die from internal damage afterwards

proud prawn
#

I'm sure it would

wary panther
#

Depends on the car

proud prawn
#

smart car gets folded in half

wary panther
#

In America, everything is bigger šŸ‘

proud prawn
#

I calculated in the video the mass/speed that would correspond to Habib & Brown's energy values of 125,000 Joules. The equivalent of a 2020 Toyota Corolla going about 30 mph/48 kmph would match up with Borealopelta's limit of energy absorption

fossil ingot
wary panther
#

But in all honesty considering how the predators it lived with weren't heavily built enough to get through its armor I'm fairly sure it was more then enough

proud prawn
#

Anything bigger, or the same size but faster, would be too much for it to handle

pliant cedar
#

ankylosaurs would be the number on dinosaur getting into car accidents if they were around today

wary panther
#

it would PROBABLY die but considering how much mass it has it would be a great issue getting rid of the carcass

proud prawn
#

Just look at how much of an issue white-tailed deer are in the US today in terms of vehicle damages and accidents. A 1300 kilogram nodosaur with spiked armor would be an order of magnitude more difficult to deal with

tough parcel
wary panther
#

Has anyone considered a costal bear theory for the variation in US as well as Candian Tyrannosaurus size?

tough parcel
#

If you can provide enough T. rex specimens for such an analysis, maybe

#

But as it stands so far, we do not have such resources

wary panther
#

Unfortunately, but I would love to know the differences in predation of prey for a Tyrannosaurus located in Canda vs one located in the lower south

pliant cedar
#

lots of mountains in laramidia, i wonder how that impacted tyrannosaurs

umbral kite
#

guys how is komodo dragon the worlds largest lizards but crocodile are considered lizards

woeful falcon
#

Crocodiles aren't considered lizards

umbral kite
#

but when i looked it up it said croc where comsidered reptiles

woeful falcon
#

Yes, they're reptiles but not lizards. Turtles are also reptiles, but they're not lizards

umbral kite
#

is this wrong

woeful falcon
#

No it's not. Crocodiles are in a group of reptiles called the archosaurs. Birds are also in this group

umbral kite
#

ok so there reptiles is like a clade or category for all birds lizard reptiles an crocs right but not lizards that somethign completely different right

woeful falcon
#

What

umbral kite
#

croc are reptiles but not lizards

static stirrup
#

if this helps

umbral kite
#

ok so croc aren’t lizard but there reptiles right

woeful falcon
#

Yes

umbral kite
#

ok other question what bigger argent or patagotitan

magic monolith
#

Should be argent

sudden wind
#

"Lizards" isn't even a clade btw : it just describes a morphology within Lepidosauria.

umbral kite
#

i dont knew how true this is

warped peak
celest pond
# cloud breach 4.2t is what you get directly scaling from 2560 and also accounting distortion o...

Although I agree with the estimates of 4.2-4.5t for 26083, how did you scale from the weight of DINO 2560 if no reconstruction has ever been made of that individual? (except for Scott Hartman and it's just a side view), all other 2560 reconstructions are based on Madsens composite that actually doesn't have a single 2560 bone, all are from CLDQ, so all those reconstructions are undersized or not accurate at all. Unless if you are using 2560 femur circumference.

#

And even Scott's one isn't 100% accurate

warped peak
#

Made a rough size chart of the largest extinct Chondrichthys, + the largest extant member

drifting knoll
#

My Dinovember calendar: ones in bold I have not chosen yet!! Please help me pick some! I will have full scientific name out once the day actually comes but if yall have any suggestions for genus of certain dinos lmk. Fridays are specifically Pterosaurs and Wednesdays are for any non dinosaurs or dinosaurs not in the other clades

warped peak
drifting knoll
hallow spear
#

https://x.com/fossilcrates/status/1853505831632818683?s=46&t=Im902yodl7_eUDwKAn4w0Q
me when i maliciously spread this everywhere

Aka, the holotype is still a Allosaur, given all the context clues and implication

Snax Lives! Snax Lives!

Andy Danison spared #Saurphaganax, keeping the genus, and those animated debates, alive and well!

Andy, Triassic maestro Zeke @raptor_chatter are two of the amazing next-gen paleontologists I had the privilege to hang out with at #Svp2024
#FossilCrates

fossil ingot
#

So Sauro is???
Alive?

halcyon cobalt
#

allosaurus maximus

fossil ingot
warped peak
outer tusk
warped peak
outer tusk
warped peak
#

Will do so after, appreciated. It's a funny fish

#

What's the current idea on the biomechanical purposes on the Helico-type tooth whirls? Last I checked it was slurping ammonite out of shells IIRC

hallow spear
#

sent already nerd!

tulip gyro
outer tusk
#

@warped peak use this for whale shark

cloud breach
#

There has been plenty of recons 2560 is an archetypal Allo

#

And also no Im using a volumetric estimate

celest pond
# cloud breach Randomdinos

Randomdinos is based on Madsens composite, is quite different from 2560 in proportions and some morphology and a little smaller, the skull is in fact 2560 tho

celest pond
hallow spear
celest pond
#

? I didn't want to be mean, where did I said something bad against the reconstruction?

hallow spear
#

it doesnt matter

celest pond
#

At least the last time I saw it (years ago by now) it was clearly based on Madsen monograph, that's petty? I even have it downloaded because I liked how it was made

#

He correctly used 9+14 for the vertebrae, contrary to many other reconstructions

#

Props to him, also I like the scapulacoracoid position, more vertival

hallow spear
#

Hes edited it to fit the measurements from Loewen 2009 i think it was, which changed the sacrum among some other things, also added 2 caudals as it was missing them.. probbaly more but icba to go check, regardless he has changed it

celest pond
#

Nice then, do you know where can I find it?

#

Still my coments were more regarding the appearance of the dorsals and the size of them. At least in the old version they were the ones of the plates. Don't know the new version.

frigid delta
celest pond
outer tusk
#

OMG IT'S FLOATING SKELETAL!!!

hallow spear
cloud breach
#

Yeah its a matter of angle

#

And also the neck is contracted in Randoms

celest pond
#

I'm talking about the dorsals

woeful falcon
cloud breach
celest pond
#

They are clearly undersized and do not match the morphology at all, the anterior dorsal spines of 2560 are much more rectangular and bigger than CLDQ. AFAIK Randoms dorsals are scaled to the plates. Also note that in the mount the scapulacoracoid is a little further back at mid length of 10th presacral, so in the position of Randoms (correctly at the very beginning of the 10th presacral) the difference in the dorsal series would be even more noticeable.

celest pond
#

I'm not saying is bad, it is clearly accurate to the famous monograph, is just not 100% 2560, and still one of the best skeletals out there.

cloud breach
#

Well obviously, since its missing an entire tail also

outer tusk
#

ā˜ ļø someone bit it's tail off

woeful falcon
#

man I ain't talking bout when it was posted in private paleo server #30

outer tusk
#

It's not private though? Also ngl idk what it being even private have to do with anything since it's still a source where it can be founded

tulip gyro
cloud breach
woeful falcon
celest pond
#

Apparently thr new version is the same one that I have and used in the comparison

outer tusk
tough parcel
#

@stiff osprey Your Allosaurus is being fought over again

celest pond
woeful falcon
outer tusk
#

so?

woeful falcon
#

Idk why I'm getting a "so" here I was just saying it was its birthday today and was met with an "um actually" bc it was also posted in discord servers most people don't know exist, probably earlier than the third too if we really wanted to split that hair

celest pond
tough parcel
#

Ik, it's a joke, don't worry lol

celest pond
#

BTW his USNM 4734 is the best reconstruction of that particular individual ever IMHO

outer tusk
#

that cool

#

wait have your seen uh big_boi reco nof the head if so I have an edit of it with that of random USNM 4734

stiff osprey
#

I'm not at home atm, and the updated version still needs redrawing of the gastralia and pelvis, so I can't post it

#

But I edited it to the DINO 2560 measurements in Loewen's thesis, while the drawings of individual bones are still based on Madsen, as it is the only online source for images of 2560's postcrania

outer tusk
#

skidibi sigma ohio rizz level 10 kai cent duke dennis random dinos! pogbars

stiff osprey
#

Never say that again

outer tusk
#

sorry big boi

celest pond
woeful falcon
drifting knoll
velvet burrow
#

I'd also say either slip Llukalkan, Eoabelisaurus, Inawentu or Chilesaurus in there

woeful falcon
#

Regaliceratops

tranquil quartz
sharp dragon
#

Deinocheirus Mirificus Century

bleak rose
#

Guys do you have any recommendation on online pages/vlogs that publish news about up-to-date paleontological discoveries?

barren adder
#

the walking animation on the diplodocus is impeccable!

white matrix
#

Stenonychosaurus inequalis is the 'replacement' for the invalid Latenivenatrix mcmasterae. Correct?

bright veldt
#

Yes

white matrix
#

Alright. So Stenonychosaurus inequalis's size range must be large, corect?

bright veldt
#

give or take yeah

white matrix
#

Also, I am confused about the new 'Latenivenatrix TLC'. Does that mean that anyone who already has Latenivenatrix can access it, or only the ones who purchase the game itself? And while I am here, can anyone explain to me what 'TLC' means?

bright veldt
#

TLC is "Tender, Love, & Care" it just means giving it an update it deserves. It's not anything content-related. It's just an update.

white matrix
#

So, my Latenivenatrix also has all the new things, right?

bright veldt
#

ye

white matrix
#

Alright. Thank you so much Scanova the Carnotaurus. You have been big help. One more question though, are those additional abilities, or are they the 'new' abilities?

bright veldt
#

It's half and half. Typically a TLC update both improves/changes old things and adds new things. It's a case-by-case basis.

white matrix
#

Thank you so much.

bright veldt
#

šŸ‘

serene moat
#

Is noxovenator a fantasy dino? The one absentia is making? Is there any skeletal for this or for what it used to be

mighty dagger
#

Hullo PaleoChat, I'm curious-

#

I've been seeing irritator compared to pelicans with the discovery of its jaw type, so im wondering if Spinosaurudae as a collective might have carried themselves in that sort of posture

#

Head sort of resting on the neck as they walk. I haven't seen paleoart of this. Is it possible?

#

But I still imagine a more, elegant?, posture. Thoughts?

scenic flame
#

Both are wrong, pelicans are far more extreme than what irriator and potentially other spinosaurus have going on, they also don't have nearly enough flexibility in their necks to do that

mighty dagger
#

Alright, thanks much

scenic flame
hallow spear
scenic flame
#

Ye

outer tusk
#

yep

umbral kite
#

what is the largest sauropod hadrosaur theropod cerotopsain an anything that pf a clade like what the largest thing in each clade

wary panther
#

Bro please don't tell me Ben G Thomas got the case of Tyrannosaur glaze šŸ¤¦ā€ā™‚ļø https://youtu.be/W87JG8aclTo

What was the deadliest dinosaur that ever lived? Steve Backshall decides!

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Become a Channel Member or support us on Patreon for behind-the-scenes, bloopers, extra adventures and more!
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ā–¶ Play video
tough parcel
#

T. rex is my goat

wary panther
#

He was such a good paleo youtuber, UNTIL he made this list

tough parcel
#

Cry all you want, T. rex will always be #1 šŸ’…

wary panther
#

its NOT that. It's just that too much Tyrannosaurus talk becomes a bit repetitive

umbral kite
#

guy what the largest cerotopsain

wary panther
#

Look it upLatenLOL

umbral kite
#

i did an it said giga was the largest theropod

hallow spear
outer tusk
umbral kite
outer tusk
#

no you're defintely missing a lot

light osprey
tough parcel
hallow spear
hallow spear
umbral kite
#

Of any prehistoric creature was alive what would cause human the most problems

hallow spear
#

thats too subjective but id say for livestock or farms id say Raptor type things, Utah, Deinony etc.. for Infrastructure id say Sauropods, Large ornithischians, large Theropods

umbral kite
#

no like what would eb a good guess mine is giant pterosaurs like hatz or quetz an small to mid sized theropods like raptor or carnos things liek that

wary panther
#

Biggest problem is a mid sized carnosaur/tyrannosaur of any kind

umbral kite
#

because they mostl likely hunted human sized things

wary panther
#

They would die if they hunted humans

#

Only in small, underdeveloped places do you see predators ever hunting humans on the regular

outer tusk
#

Medium size theropod didn't hunt human size things if anything they much of similar size prey again humans might not be hunted but would be considered killed if things does goes very wrong

umbral kite
#

if a random human just out an about was an carnosaur was hungry would they most like run if the carno just started going for them the chance fo survival are like 25/75 who knew it could lose interest

wary panther
umbral kite
#

It it name shorten

wary panther
#

I said any theropod in the Carnosaur group, look it up

umbral kite
#

What is a carnosaur?
Carnosaurs. The very name evokes danger — Greek for "meat-eating lizards." These theropod dinosaurs must have terrorized their dinosaurian prey during their peak in the Jurassic period.
https://ucmp.berkeley.edu › diapsids
The Carnosauria - University of California Museum of Paleontology

outer tusk
#

Carnosauria is an extinct group of carnivorous theropod dinosaurs that lived during the Jurassic and Cretaceous periods.
While Carnosauria was historically considered largely synonymous with Allosauroidea, some recent studies have revived Carnosauria as clade including both Allosauroidea and Megalosauroidea (which is sometimes recovered as parap...

tulip gyro
heady bay
umbral kite
#

I thought carnosaurs was the was the small version pcynosaur

warped peak
#

Are large Madtsoiids like Vasuki thought to have constricted prey? I know it's believed for the smaller members

tranquil quartz
indigo cradle
#

Carnosaur ≠ carnotaurus

pliant cedar
warped peak
#

Especially considering they were less adapted for constricting, makes sense

pliant cedar
#

that is interesting, I would really like to see a matsoiid snake hunting decently large prey. I wonder how it went about doing it. too bad wonambi died out 40k years ago

zealous ravine
zealous ravine
#

Comparing the two is wild when Carnotaurus is known from a nearly complete specimen, just missing the tail and lower legs, that even preserves skin impressions. Meanwhile Pycno is known from a few fragments of leg and tail

minor thistle
#

Was corythoraptor a omnivore? and which was its primary food intake?

frigid delta
bright veldt
#

All oviraptorosaurs were primarily herbivores of tougher vegetation.

frigid delta
bright veldt
#

Oviraptorosaurs in general. Oviraptor never stole any eggs. Those were its own.

tough parcel
bright veldt
tough parcel
#

Oh how quirky

fluid inlet
#

But Dinosaurs couldn’t yea ok

fluid inlet
#

This is literally a 7 ton theropod

woeful falcon
#

I don't...quite understand the point being made here

fluid inlet
#

They said it was impossible blub

woeful falcon
#

Who

#

And what dinosaurs? I assume sauropods cus that's usually what rearing like that typically pertains to

sudden wind
#

What I understood as the clade the less likely possible to rear up id Brachiosauridae because of their cog/com close to their fore limbs.

hallow spear
sudden wind
#

Dinosaurs and rearing up.

tough parcel
#

Society when the compact elephant can rear up better than the elongated sauropod

steady rock
#

would ceratopsians be able to rear up like a comapct elephant

sudden wind
#

Yeah probably.

hallow spear
tough parcel
#

Ceratopsians have gigantic blocks of bone for heads, elephants less so

sudden wind
#

Isn't ceratopsid COM close to the center of their body?

hallow spear
#

its not just aobut the COM

light osprey
#

Surely the ceratopsid centre of mass is more anterior than not though right?

sudden wind
hallow spear
#

yea its further forward than that

sudden wind
#

Any studies suggesting that? Cause this one does say that Ceratopsid COM is more forward than that of other ornithischians (with Ankylosaurs having the most backward ones due to their dermal armor) and does compare with skull ornementation vs without.

#

c-d seems fairly okay as the reconstruction is not based on GSP and seem to be more in line with other Chasmosaurines, so it really does not look too far off to me.

hallow spear
#

i have a model of trike

sudden wind
#

Though I will agree than COM isn't the only factor about an animal capacity to rear up.

hallow spear
#

Im basing what im saying on trike & the other large ceratopsians by extension

light osprey
sudden wind
#

Musculature is also to account, but I wouldn't exclude entirely ceratopsids to rear up (unless you wanna make them rear up like monitor lizards or elephant or like keep the position for long times).

hallow spear
#

I dont think a short rear is impossible like a short "jump", but one like the elephant is depicted doing i just dont think so

sudden wind
#

Yeah then we both agree on that.

hallow spear
#

i could potentially do some tests to see what the most optimal position would be

sudden wind
#

Something I'd see being possible would be sort of like a crocodile imo.

As we always say, fck around and find out!

#

But it'd be something very occasional and probably uncomfortable, not high + not possible to keep for very long.

#

Elephants have HELLA long limbs, which Ceratopsids are like chubby and short.

#

Does anyone happen to havr this one hatchling Trike picture that's just standing up like a man lmao?

hybrid canyon
#

anyone know any good paleo artists? I really want to follow some on instea

indigo cradle
#

Ceratopsids are large and heavy, and half of that is head

stiff osprey
#

Other highlights would be Fried Wierum, Douglas Henderson (I doubt he has an insta though) and Sergey Krasovskiy

wary panther
#

Randomsdinos have you ever made paleoart?

tough parcel
#

Heh...

wary panther
#

Wait, you do dragon scaling? The more you know

stiff osprey
#

Mostly skeletal reconstructions now, but I used to post drawings of live scenes as well

#

Issue is I only ever draw when I'm bored doing something else

stiff osprey
tough parcel
#

Guh, chat is this real?

wary panther
warm saddle
sudden wind
tacit pine
minor thistle
#

How plausible was it that fukuiraptor was omnivorous?

crystal dock
#

It's not a omnivore

minor aurora
#

today i learnt that the carnotaurus and ceratosaurus are apparently related

warped peak
#

Yep and they're also related to Deltadromeus

minor aurora
#

really trashy image sry but it turns out the things were related to everything

tough parcel
#

Well yes, related animals will always share a common ancestor

pliant cedar
compact leaf
#

stegosaurs were definitely capable of rearing, I don’t think ankylosaurs would be able to at all

bright veldt
#

Yeah not really. Too hefty.

pliant cedar
#

the legs of the larger ones were probably too small proportionally to even push themselves up vertically anyway

umbral kite
#

guys what where horn on ceratosaura y does it have horns does it head butt thing or just use it for display or did it us it to protect its nest in dens

tulip dove
#

Prob used for display afaik, they're not made for combat

crystal dock
#

And they're not really horns as they don't function as such

hallow spear
#

^ likely display

pliant cedar
#

is the whole keratin sheath thing not accepted anymore

sterile trail
#

Wait what