Happy #FossilFriday This is the holotype fossil of the extinct temnospondyl Koolasuchus! It is located at the Melbourne Museum, part of Museums Victoria, Australia's largest museum organization. #fossil #koolasuchus #temnospondyl #amphibian #paleontology #mesozoic #cretaceous

My attempt at drawing Geosternbergia! Played around with the crest shape, but overall pretty happy how it turned out :) #geosternbergia #pterosaur #art

Happy Museum Selfie Day! Me at the Ibaraki Prefecture Nature Museum with some Hell Creek All-Stars! #MuseumSelfieDay #museum #dinosaurs

Happy #FossilFriday! Deinonychus Antirrhopus at the Ibaraki Prefecture Nature Museum in Japan! The coloration of the feathered model is remeniscent to that of various birds of prey like Eagles and Hawks.

Happy #PenguinAwarenessDay! A colony of Petradyptes and a lone male Kumimanu resting on the shores of prehistoric New Zealand some 56 million years ago during the Late Paleocene Epoch. Credit: Simone Giovanardi

Happy #PterosaurPtuesday! A trio of adult Rhamphorhynchus chasing down a juvenile Rhamphorhynchus with a prized catch in its mouth somewhere in the shallow seas of Late Jurassic Germany 150 million years ago. Credit: Mark Witton

Happy #MammalMonday! Palaeoloxodon Naumanni: an extinct species of elephant belonging to the genus Palaeoloxodon that was native to Japan during the middle-late Pleistocene. The Ibaraki Prefecture Nature Museum has a skeleton cast and fossils of this extinct elephant species!

Happy #PterosaurPtuesday! A male Dearc Sgiathanach that just got its dinner stolen by another small pterosaur up in the skies of prehistoric Scotland 166 million years ago. Credit: Natalia Jagielska

Adam D. Marsh (2025) A large silesaurid specimen from Petrified Forest National Park, U.S.A., with comments on large body sizes in latest Triassic ornithodirans Lithodendron 2: 1–15 doi: https://doi/10.69575/RPKH2343 petrifiedforestfieldinstitute.org/lithodendron/l…