In Depth Shuangbaisaurus is a genus of predatory dinosaur that lived in China during the start of the Jurassic period. Known from a partial skull, there is speculation that Shuangbaisaurus might be synonymous with Sinosaurus. Further Reading - A new crested theropod dinosaur from the Early Jurassic of Yunnan Province, China. - Vertebrata PalAsiatica 55(2):177-186. … Read more
In Depth The name Echinodon means ‘hedgehog tooth’, and this is because when Richard Owen first named Echinodon in 1861, he thought he was dealing with a lizard that had a similar lifestyle to a hedgehog. Later, Echinodon was often perceived to be a primitive thyreophoran dinosaur (popularly known as an armoured dinosaur), but today … Read more
In Depth Bravasaurus is a genus of titanosaurian dinosaur that lived in South America during the late Cretaceous. While many of the South American titanosaurs such as Argentinosaurus were positive giants, Bravasaurus seems to have been much smaller than most. Bravasaurus was named alongside the genus Punatitan in the same paper in 2020. Further reading … Read more
In Depth The Liliensternus holotype was originally described in 1934 as a species of Halticosaurus by Friedrich von Huene. However a later palaeontologist named Samuel Paul Welles concluded that this species was actually different beyond the species level and created the genus of Liliensternus for it instead. Further complication to the history of the genus … Read more
In Depth Fabrosaurus has been widely considered to be a dubious genus due to the very incomplete nature of the type remains, a partial jaw and three teeth. The better known genus Lesothosaurus however has been speculated to be a synonym to Fabrosaurus, though the lack of remains for Fabrosaurus mean that such an observation … Read more
In Depth Laiyangosaurus is a genus of hadrosaurid dinosaur that lived in Asia during the late Cretaceous. Further Reading - A new saurolophine hadrosaurid (Dinosauria: Ornithopoda) from the Upper Cretaceous of Shandong, China” (PDF). Annals of the Brazilian Academy of Sciences. - J. L. Zhang, X. Wang, Q. Wang, S. Jiang, X. Cheng, L. Ning … Read more
In Depth If there has ever been a genus that has been a serious source of confusion for people, it’s Scansoriopteryx. We’ll start with the correct name for this genus regarding whether it should be Scansoriopteryx or Epidendrosaurus. We are certain that both of these genera are one and the same and therefore synonymous. However, … Read more
In Depth Named in 2005, Baurutitan seems to have been a fairly large titanosaur that lived in Brazil during the last stage of the Cretaceous. Further Reading - Description of a titanosaurid caudal series from the Bauru Group, Late Cretaceous of Brazil. - Arquivos do Museu Nacional, Rio de Janeiro 63(3):529-564. - A. W. A. … Read more
In Depth Eomamenchisaurus is a genus of sauropod dinosaur that lived in China during the middle Jurassic. Further Reading - A new mamenchisaurid dinosaur from the Middle Jurassic of Yuanmou, Yunnan Province, China. - Acta Geologica Sinica 82(1):17-26. - J. L�, T. Li, S. Zhong, Q. Ji & S. Li - 2008.
In Depth The modern history of the sauropod dinosaur Barosaurus begins in 1889 with the discovery of the first Barosaurus fossils by a Ms E. R. Ellerman in South Dakota. Six caudal (tail) vertebrae were subsequently recovered by the famous American palaeontologist Othniel Charles Marsh later that year, though other remains were left at the … Read more