In Depth The material that would be named as Montanoceratops was originally assigned to Leptoceratops as a second species in 1935 as Leptoceratops cerorhynchos. However the original remains were incomplete and when further and more complete material was discovered by C. M. Sternbergi this second species of Leptoceratops was realised to be a different albeit … Read more
Pantydraco: Research Database Archosauromorpha (Prosauropoda) · Late Triassic (~210 MYA) · Europe — Wales, UK Research Note: Pantydraco was a prosauropod dinosaur from the Late Triassic of Wales, UK — one of the earliest known dinosaurs from the UK, providing important data on dinosaur origins and early evolution during the Triassic. Research Finding … Read more
In Depth Tototlmimus is a genus of ornithomimosaur that lived in Mexico during the late Cretaceous. So far Tototlmimus is only known from fossils of some foot bones and fingers, and so it is hard to infer much about this dinosaur other than that it has been estimated to have been a medium sized ornithomimid. … Read more
Siats: Research Database Tyrannosauroidea (Theropoda) · Late Cretaceous (~98 MYA) · North America — USA (Cedar City Formation, Utah) Research Note: Siats was a large tyrannosauroid theropod from the Late Cretaceous of Utah, representing a critical stage in the evolution of large predatory dinosaurs before the rise of tyrannosaurids. Its name comes from Ute … Read more
In Depth Machairoceratops is a genus of centrosaurine ceratopsian dinosaur that lived in North America during the late Cretaceous. At the time of the genus description in 2016, Machairoceratops is only known from partial skull and horn remains. We can however ascertain a few facts about this dinosaur. One is that Machairoceratops was a centrosaurine … Read more
Jiutaisaurus: Research Database Titanosauria (Sauropoda) · Early Cretaceous (~130-120 MYA) · Asia — China (Jilin, Quantou Formation) Research Note: Jiutaisaurus was a titanosaurian sauropod from the Early Cretaceous of China — an important taxon for understanding titanosaur evolution and diversity in the Cretaceous of Asia. Research Finding Status Grade Year Method Citation Impact … Read more
Gigantosaurus: Research Database Titanosauria (Sauropoda) · Early Cretaceous (~120-110 MYA) · Europe — England (Wealden Group) Research Note: Gigantosaurus was a titanosaurian sauropod from the Early Cretaceous of England — one of the few known titanosaurs from Europe and an important taxon for understanding titanosaur diversity and biogeography in the Cretaceous of Europe. … Read more
Iuticosaurus: Research Database Titanosauria (Sauropoda) · Early Cretaceous (~130 MYA) · Europe — England (Isle of Wight) Research Note: Iuticosaurus was a titanosaur from the Early Cretaceous of the Isle of Wight — one of the few known titanosaurs from England and an important taxon for understanding titanosaur evolution in Europe. Research Finding … Read more
Nipponosaurus: Research Database Mesozoic · Fossil Record Research Note: Nipponosaurus was a significant fossil species providing important data on vertebrate evolution. Research Finding Status Grade Year Method Citation Impact Gates & Farke 2009: Nipponosaurus and hadrosaurid diversity in the Cretaceous Cretaceous Research Confirmed A 2009 Fossil Gates & Farke, Cretaceous Research Diversity Cruzado-Caballero … Read more
Rayososaurus: Research Database Somphospondyla (Sauropoda) · Late Cretaceous (~100–94 MYA) · South America — Argentina Research Note: Rayososaurus was a somphospondylan sauropod from the Late Cretaceous of Argentina. It provides important data on sauropod diversity and biogeography in South America during the Cretaceous period. Research Finding Status Grade Year Method Citation Impact Mannion … Read more