1/10 🚨🚨🚨 New paper on dinosaur evolution! Chris Griffin and I look at why we can't seem to figure out how the major groups are related! It might be a hint about how dinosaurs came to be! Photo: Anchisaurus @yalepeabodymuseum royalsocietypublishing.org/rspb/article...
Posts by Gabriel A. Martínez-Ruiz
Excited that my paper on a Jurassic fish with teeth on its nose is now out! Shoutout to my co-authors Ben Kligman and Maranda Stricklin, who is another all-star undergraduate mentee. onlinelibrary.wiley.com/doi/epdf/10....
One of the most famous mosasaurs, Tylosaurus proriger, submerges after taking a breath. It is dark above and light below, as tentatively suggested by some palaeocolour data. The challenges of interpreting scaly reptile palaeocolour, and the tiny scraps of colour data we have for this animal, preclude much confidence in chromatic interpretations of this species, however. Also, if you stare at this long enough, you'll see a few sharks. No foolin'.
Been thinking marine-reptiley thoughts today. Here's one of my latest #paleoart efforts along that line: Tylosaurus proriger. The colour is based on fossil colour data, although it's far from certain that this animal was black and countershaded.
Print link: www.markwitton.co.uk/product-page...
New information on the holotype of “Chasmosaurus” russelli (Ornithischia: Ceratopsidae) necessitates the establishment of a new genus to receive the species cdnsciencepub.com/doi/10.1139/...
Agreed that The Dinosaurs was a major improvement over Life on Our Planet. Hopefully, Surviving Earth will be even better!
Delighted to see this paper from my former MSc student Elías Warshaw now published - Big Congrats to him on getting his dissertation published!👏👏👏
The study explores how constraints & ecology shaped Permian #synapsid skull #evolution ⬇️
🔗 www.nature.com/articles/s42...
#Paleontology #Science
Join us for our first CNB virtual mini symposium 🐓🏃🏻♀️! future events suited to additional time zones coming soon; join our mailing list on our website (link in flyer) to stay in the loop.
Latest paleoart watercolor is Daemonosaurus. Felt compelled to make this after learning Dr. Hans Sues, who described and named this dinosaur, passed. 🎨🦖
New paper! How weird could Permian animals get? Turns out, pretty weird. Meet the stem tetrapod Tanyka amnicola from the Pedra de Fogo Formation of northeast Brazil
royalsocietypublishing.org/rspb/article...
Marsh guardian
Rough sketch of Haolong climbing a rock
Very quick rough sketch
of the newly described spiky Hadrosauroid dinosaur Haolong dongi
I had to at least rough sketch this beauty!
#paleoart #sciart #dinosaurs
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Commission for Gecko Mola!
Gigantoraptor #Paleoart
Coloration based in the Brown lory, specifically individuals with blue-ish tones, thanks to @claudia-sahm.bsky.social for suggesting that!
Fresh. Water. Mosasaur. In. The. Hell. Creek. Formation.
www.youtube.com/watch?v=tn8l...
Daspletosaurus wilsoni holotype skull full-size reconstruction. Went on display in our exhibit hall (Badlands Dinosaur Museum) Sept 2025. The nicest Daspletosaurus skull reconstruction I think. Casts possibly available in 2026. #dinosaurs #fossils #fossilfriday
3D render. Full body of a Lythronax, the dinosaur is mostly green
3D render. Full body of a Lythronax, the dinosaur is mostly green
3D render. Full body of a Lythronax, the dinosaur is mostly green
3D render. Full body of a Lythronax, the dinosaur is mostly green
A few more renders of my Lythronax 3D model. #dinosaur #art #paleoart #3dart
Hadrosaurine braincase. #fossilfriday. Collected by Badlands #Dinosaur Museum, Jul 2025 & cleaned by Deanna. Associated skeleton from BLM-administered US #publiclands. Dinosaur Park Formation, Montana.
You're looking up into the underside of the skull roof. The bottom of the photo is the frontals.
#ZAVACEPHALE IS FINALLY OUT! 🥳 Our first definitive Early Cretaceous pachycephalosaur! (~15 my older than the previous oldest pachycephalosaurs) And the first hand material for the clade! I can't tell y'all how much of a pleasure it was to review this paper! ☺️
The first dinosaur eggshells from the Lance Formation. As for its identity, it could come from anything from Edmontosaurus to T. rex.
www.app.pan.pl/article/item...
Out today in @commsearth.nature.com from some of my newest colleagues at UMMP: evidence that the extinction of dinosaurs led to fundamental shifts in terrestrial environments, and that this signal is recorded in facies shifts tied to the K-Pg boundary: www.nature.com/articles/s43...
Chinzorig, T., Takasaki, R., Yoshida, J. et al. A domed pachycephalosaur from the early Cretaceous of Mongolia. Nature (2025). doi.org/10.1038/s415...
3D model of a mosasaurus. It’s mostly blue with a few orange markings around the eye
Mosasaurus 3D model. Sculpted in ZBrush, textured in Substance 3D Painter and rendered in Blender.
#paleoart #paleontology #3dart #mosasaurus
Prehistoric Planet Ice Age image showing two homotheres interacting in a snowy landscape.
Prehistoric Planet Ice Age image showing two Woolly rhino, a calf and old adult.
Prehistoric Planet Ice Age image showing a glyptodont.
Prehistoric Planet Ice Age image showing a mother sloth climbing up a rocky surface, baby on her back.
It's true, #PrehistoricPlanet Ice Age is coming to #AppleTV for November 2025. These images show how good our animals are, but... believe me, this barely scratches the surface!! It has been a massive thrill and privilege to help bring this series together... you're in for an incredible treat.
Illustration of three species of aetosaurs. Top: Aetosaurus ferratus, middle: Scutarx deltatylus and bottom: Desmatosuchus spuriensis
Reconstruction of two species of Aetosaurs. Top: Typothorax coccinarum. Bottom: Paratypothorax andressorum
Why is my book taking so long to finish? Well, one of many reasons are Aetosaurs! They are very complicated to reconstruct AND my book has a lot of them! 😅 But Aetosaurs are awesome!
Aetosaurs are pseudosuchians, and thus related to modern crocodilians
#paleoart #aetosaurs #art
A portrait of a bull Arrhinoceratops as seen in Walking with Dinosaurs 2025.
I think I'll start sharing various artwork I did during the production of WWD - I was planning on doing a portrait of each animal but never had the time. I think I maybe made 3 or 4 in the end. Here's the first one I did, Arrhinoceratops.
#sciart #paleoart
Portrait of Torvosaurus as seen on Walking with Dinosaurs 2025.
Another bit of personal art I did during the production of Walking with Dinosaurs - Torvosaurus.
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