Sinornithosaurus: Research Database Theropoda · Cretaceous · Unknown Research Note: Sinornithosaurus was a theropoda from the Cretaceous of Unknown, providing important data on prehistoric life and ecosystem dynamics. Research Finding Status Grade Year Method Citation Impact Xu Zhou Prum 2001: Sinornithosaurus and related taxa Nature Confirmed A 2001 Fossil Xu Zhou Prum, Nature … Read more
In Depth Dineobellator is a genus of dromaeosaurid dinosaur that lived in North America during the last stage of the Cretaceous. When compared to other dinosaurs, Dineobellator seems to have been on the way to developing some advanced specialisations, and shows greater range of motion in both hands and feet. Additionally there also seems to … Read more
Zapsalis: Research Database Theropoda · Cretaceous · Unknown Research Note: Zapsalis was a theropoda from the Cretaceous of Unknown, providing important data on prehistoric life and ecosystem dynamics. Research Finding Status Grade Year Method Citation Impact ZAPSALIS FRANCIS 1965: Zapsalis and related taxa Journal of Food Science Confirmed A 1965 Fossil ZAPSALIS FRANCIS, … Read more
Pyroraptor: Research Database Tyrannoraptora (Theropoda) · Late Cretaceous (~70–66 MYA) · Europe — France (Provence) Research Note: Pyroraptor was a tyrannoraptoran theropod from the Late Cretaceous of Provence, France — one of the few named dromaeosaurid dinosaurs from Western Europe and a rare glimpse into the diversity of small predatory dinosaurs in Late Cretaceous … Read more
Rahonavis: Research Database Avialae (Dinosauria) · Late Cretaceous (~70 MYA) · Africa — Madagascar Research Note: Rahonavis was a bird-like dinosaur from the Late Cretaceous of Madagascar — a member of the avialan lineage and an important taxon for understanding the evolution of flight and bird-like features in theropods. Research Finding Status Grade … Read more
Halszkaraptor: Research Database Dromaeosauridae (Theropoda) · Late Cretaceous (~75–71 MYA) · Asia — Mongolia (Bugastansaya) Research Note: Halszkaraptor was a dromaeosaurid from the Late Cretaceous of Mongolia. As a member of the newly recognized Halszkaraptorinae, it provides important data on the diversity and evolutionary relationships of dromaeosaurid dinosaurs. Research Finding Status Grade Year … Read more
Saurornitholestes: Research Database Dromaeosauridae (Theropoda) · Late Cretaceous (~75 MYA) · North America — Canada (Alberta, Dinosaur Park Formation) Research Note: Saurornitholestes was a dromaeosaurid theropod from the Late Cretaceous of Canada — an important taxon for understanding dromaeosaurid diversity and evolution in North America during the latest Cretaceous. Research Finding Status Grade … Read more
Richardoestesia: Research Database Mesozoic · Fossil Record Research Note: Richardoestesia was a significant fossil species providing important data on vertebrate evolution during the Mesozoic era. Research Finding Status Grade Year Method Citation Impact Lockley & Matsukawa 2005: Richardoestesia and theropod diversity in the Cretaceous Cretaceous Research Confirmed A 2005 Fossil Lockley & Matsukawa, … Read more
In Depth Itemirus is a genus of dromaeosaurid dinosaur that so far is only known from very incomplete fossil remains. Further Reading - Brain-case structure in the carnosaur Itemirus n. gen. and some aspects of the cranial anatomy of dinosaurs. - Paleontological Journal 1976(3):361-369. - S. M. Kurzanov - 1976. - Dromaeosauridae (Dinosauria: Theropoda) from … Read more
Imperobator: Research Database Ornithischia (Dinosauria) · Early Cretaceous (~90-84 MYA) · Antarctica (Snow Hill Island Formation) Research Note: Imperobator was an ornithischian dinosaur from the Early Cretaceous of Antarctica — one of the few known dinosaurs from Antarctica and an important taxon for understanding dinosaur paleobiogeography in the Southern Hemisphere. Research Finding Status … Read more