Rob Grassmyer @RobGrassmyer
former soldier and law enforcement officer! well rounded, educated, avid paleontology enthusiast, amateur paleontologist. Ocala, FL Joined August 2018-
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Following774
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Rob Grassmyer retweeted
🚨New Pub!🚨New fossil mammal remains from the Chorrillo Formation (Maastrichtian, Upper Cretaceous), Santa Cruz Province, Argentina🦴🇦🇷by Chimento et al. tandfonline.com/doi/full/10.10…
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Rob Grassmyer retweeted
🚨New Pub!🚨Fossil lungfishes (Sarcopterygii, Dipnoi) of the Lower Triassic Driefontein locality in the Burgersdorp Formation, Beaufort Group, of South Africa...🫁🐟by Rose et al. tandfonline.com/doi/full/10.10…
Rob Grassmyer retweeted
🚨New Pub!🚨Mammutid proboscideans (Mammalia, Proboscidea, Mammutidae) from the Upper Miocene of Hayranli-Haliminhani, Sivas Basin, Türkiye🐘🇹🇷by Saarinen et al. tandfonline.com/doi/full/10.10…
Rob Grassmyer retweeted
🚨New Pub!🚨A new itasuchid (Crocodyliformes, Notosuchia) from the Early Cretaceous of Mali and the ancient Paleo-Tegama river system of Gondwana🐊🇲🇱by Wilberg et al. tandfonline.com/doi/full/10.10…
Rob Grassmyer retweeted
New Evidence Suggests Dinosaurs Would Have Driven Selves To Extinction Through Greed And Complacency Anyway theonion.com/new-evidence-s…
Check out CJK928444's video! #TikTok tiktok.com/t/ZP8r8ngT9/
Rob Grassmyer retweeted
🚨New Pub!🚨Overabundance of abelisaurid teeth in the Açu Formation (Albian-Cenomanian), Potiguar Basin, Northeastern Brazil: morphometric, cladistic and machine learning approaches🦖🇧🇷by Ribeiro et al. tandfonline.com/doi/full/10.10…
Rob Grassmyer retweeted
🚨New Pub!🚨Scale histology in the Early Jurassic fish Pachycormus(Actinopterygii, Pachycormidae)🐟⚖️by Maxwell & Cooper tandfonline.com/doi/full/10.10…
Rob Grassmyer retweeted
🚨New Pub!🚨Patterns of postcranial fusion in the emu (Dromaius novaehollandiae) and Cretaceous theropod dinosaur Troodon formosus🦴🦤by Caldwell et al. tandfonline.com/doi/full/10.10…
Rob Grassmyer retweeted
🚨New Pub!🚨Early Eocene pelodryadid from the Tingamarra Local Fauna, Murgon, southeastern Queensland, Australia, and a new fossil calibration for molecular phylogenies of frogs🐸🇦🇺by Farman et al. tandfonline.com/doi/full/10.10…
Rob Grassmyer retweeted
🚨New Pub!🚨Paleoecological implications of the large mammals from a late glacial hyena den at Besaansklip (southwestern Cape, South Africa)🦴🇿🇦by Sokolowski et al. tandfonline.com/doi/full/10.10…
Rob Grassmyer retweeted
🚨New Pub!🚨Infernodrakon hastacollis gen. et sp. nov., a new azhdarchid pterosaur from the Hell Creek Formation of Montana, and the pterosaur diversity of Maastrichtian North America🦴🇺🇸 by Thomas et al. tandfonline.com/doi/full/10.10…
Rob Grassmyer retweeted
🚨New Pub!🚨A new species of Urva (Herpestidae, Carnivora) from late Upper Pleistocene deposits of East Fissure-Fillings, Fanchang, Anhui Province of Eastern China🦷🇨🇳by Jiangzuo et al. tandfonline.com/doi/full/10.10…
Rob Grassmyer retweeted
🚨New Pub!🚨A New paratypothoracin aetosaur (Archosauria: Pseudosuchia) from the Upper Triassic Dharmaram Formation of India and its biostratigraphic implications🐊🇮🇳by Haldar et al. tandfonline.com/doi/full/10.10…
Rob Grassmyer retweeted
🚨New Pub!🚨A new ornithomimid theropod from the Upper Cretaceous Bissekty Formation of Uzbekistan 🦖🇺🇿 by Averianov & Sues tandfonline.com/doi/full/10.10…
Rob Grassmyer retweeted
🚨New Pub!🚨First record of Borealosuchus sternbergii from the lower Paleocene Denver Formation (lower Danian), Colorado (Denver Basin)🐊🇺🇸by Lessner et al. tandfonline.com/doi/full/10.10…
Rob Grassmyer retweeted
Hey there Musankwa! 🇿🇼🦕⛏🤩
Rob Grassmyer retweeted
Important new paper: Rogers et al 2025, Updating the Upper Cretaceous (Campanian) Two Medicine Formation of Montana: Lithostratigraphic revisions, new CA-ID-TIMS U-Pb ages, and a calibrated framework for dinosaur occurrences. pubs.geoscienceworld.org/gsabulletin/se… 35 pages #FossilFriday
Rob Grassmyer retweeted
Lots of Allosaurus pubs lately Burigo & Mateus 2024, A. europaeus! mdpi.com/1424-2818/17/1… (A) A. fragilis DINO 2560, (B) A. jimmadseni DINO 1154, (C) A. europaeus ML415, and (D) interpretation of the new reconstitution of A. fragilis USNM 4734. @utahgeological @JeremyBRoberts
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