In Depth Sefapanosaurus is a genus of sauropodomorph dinosaur that lived in South Africa during the late Triassic. Further Reading - A new basal sauropodiform from South Africa and the phylogenetic relationships of basal sauropodomorphs. Zoological Journal of the Linnean Society 174:589-634. - A. Otero, E. Krupandan, D. Pol, A. Chinsamy & J. Choiniere - … Read more
Agujaceratops: Research Database Ceratopsidae (Ornithischia) · Late Cretaceous (~80–75 MYA) · North America — Texas (Aguja Formation) Research Note: Agujaceratops was a chasmosaurine ceratopsid from the Late Cretaceous of Texas — one of the few named ceratopsids from the southern United States. As a member of the Ceratopsidae, it provides data on ceratopsid diversity … Read more
Auroraceratops: Research Database Ceratopsia (Ornithischia) · Early Cretaceous (~120–112 MYA) ·> Asia — China (Gansu, Xinminpu Group) Research Note: Auroraceratops was a basal neoceratopsian from the Early Cretaceous of Gansu, China. As a member of Ceratopsia, it provides important data on ceratopsian diversity and evolution in the Early Cretaceous of Asia. Research Finding … Read more
Amazonsaurus: Research Database Titanosauria (Sauropoda) · Early Cretaceous (~112–100 MYA) · South America — Brazil (Cretaceous) Research Note: Amazonsaurus was a titanosaurian sauropod from the Early Cretaceous of Brazil — one of the few named dinosaur species from the Brazilian Amazon region and an important taxon for understanding titanosaurian diversity and biogeography in South … Read more
Zupaysaurus: Research Database Theropoda · Cretaceous · Unknown Research Note: Zupaysaurus 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 Ezcurra Novas 2007: Zupaysaurus and related taxa Historical Biology Confirmed A 2007 Fossil Ezcurra Novas, Historical Biology … Read more
Amurosaurus: Research Database Lambeosaurinae (Hadrosauridae) · Late Cretaceous (~70 MYA) · Asia — Russia (Amur Region) Research Note: Amurosaurus was a lambeosaurine hadrosaur from the Late Cretaceous of the Russian Amur Region. As a hadrosaur from Asia, it provides important data on hadrosaurid diversity and biogeography in the Cretaceous of Russia. Research Finding … Read more
Velafrons: Research Database Pachycephalosauridae (Ornithischia) · Late Cretaceous (~73–71 MYA) · North America — Mexico (Coahuila, Cerro del Pueblo Formation) Research Note: Velafrons was a pachycephalosaurid ornithischian from the Late Cretaceous Cerro del Pueblo Formation of Coahuila, Mexico. As one of the few named dinosaur species from Mexico and the southernmost known pachycephalosaur in … Read more
Agilisaurus: Research Database Ornithischia (Dinosauria) · Middle Jurassic (~170–165 MYA) · Asia — China (Dashanpu Formation, Sichuan) Research Note: Agilisaurus is an important fossil taxon. See citations below for primary research literature. Research Finding Status Grade Year Method Citation Impact Galton 1980: Comprehensive redescription of Agilisaurus from the Middle Jurassic Dashanpu Formation, establishing … Read more
Buriolestes: Research Database Buriolestidae (Saurischia) · Late Triassic (~233–225 MYA) · South America — Brazil (Santa Maria Formation, Rio Grande do Sul) Research Note: Buriolestes was a small buriolestid saurischian dinosaur from the Late Triassic Santa Maria Formation of Brazil. As one of the oldest known dinosaurs — living just a few million years … Read more
In Depth The problem with the genus Macrurosaurus is that it is only represented by two sets of caudal vertebrae that were both found separately and then later added together. This combined with the lack of other fossil remains for the genus mean that some palaeontologist consider the genus to be dubious because it would … Read more