Yangchuanosaurus: Research Database Megalosauridae (Theropoda) · Late Jurassic (~160–155 MYA) · Asia — China (Sichuan, Shaximiao Formation) Research Note: Yangchuanosaurus was a large megalosaurid theropod from the Late Jurassic Shaximiao Formation of Sichuan, China. As one of the largest known Jurassic theropods from Asia, it provides important data on theropod body size evolution and … 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
Eocursor: Research Database Ornithischia (Dinosauria) · Late Triassic (~210 MYA) · Africa — South Africa (Elliot Formation) Research Note: Eocursor was one of the earliest known ornithischian dinosaurs from the Late Triassic of South Africa. As a member of the early radiation of ornithischians, it provides critical data on the early diversification of this … Read more
In Depth Just thirty years before its description, the concept of dinosaurs evolving into birds was still a very controversial theory that did not have universally wide acceptance in academic circles. However, since the opening of fossil beds in China, new discoveries have slowly but steadily been made, each one adding more and more weight … Read more
Xixiasaurus: Research Database Troodontidae (Theropoda) · Late Cretaceous (~70-66 MYA) · Asia — China (Henan, Xixia Formation) Research Note: Xixiasaurus was a troodontid theropod from the Late Cretaceous of China — known from an almost complete skull and providing important data on troodontid anatomy and diversity in the latest Cretaceous of Asia. Research … Read more
In Depth Losillasaurus is a member of the Turiasauria, a group sauropods which is named after the genus Turiasaurus. However Turiasaurus was named in 2006 while Losillasaurus was named in 2001, and usually this would actually make Losillasaurus the type genus since it was named earlier. Other sauropod dinosaurs that are closely related to Losillasaurus … Read more
Brachiosaurus: Research Database Brachiosauridae · Late Jurassic (~154-153 MYA) · Morrison Formation, Colorado & Utah, USA Research Note: Brachiosaurus is known from multiple partial specimens from the Morrison Formation. It is one of the best-studied sauropods, with major revisions to its taxonomy and anatomy in the 2000s. Findings below include verified peer-reviewed research only. Research … Read more
Yaverlandia: Research Database Pachycephalosauridae (Ornithischia) · Early Cretaceous (~130-125 MYA) · Europe — England (Isle of Wight, Wessex Formation) Research Note: Yaverlandia was a pachycephalosaurid ornithischian from the Early Cretaceous of England — one of the few known pachycephalosaurids from Europe and an important taxon for understanding ornithischian diversity and biogeography in the Cretaceous … Read more
Yulong: Research Database Mammalia · Late Cretaceous (~70 MYA) · Asia — China (Henan, Wangshi Group) Research Note: Yulong was a multituberculate mammal from the Late Cretaceous of China — one of the few known Mesozoic mammals from the Wangshi Group and an important taxon for understanding mammalian evolution and diversity in the latest … Read more