Vagaceratops

Vagaceratops: Research Database Theropoda · Cretaceous · Unknown   Research Note: Vagaceratops 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 Holmes 2014: Vagaceratops and related taxa Vertebrate Anatomy Morphology Palaeontology Confirmed B 2014 Fossil Holmes, Vertebrate Anatomy … Read more

Aralosaurus

Aralosaurus: Research Database Lambeosaurinae (Hadrosauridae) · Late Cretaceous (~90 MYA) · Asia — Kazakhstan   Research Note: Aralosaurus was a lambeosaurine hadrosaur from the Late Cretaceous of Kazakhstan — an important taxon for understanding hadrosaurid evolution in Asia and the diversification of duck-billed dinosaurs.   Research Finding Status Grade Year Method Citation Impact Averianov 2006: … Read more

Isasicursor

Isasicursor: Research Database Ornithischia (Dinosauria) · Late Cretaceous (~83 MYA) · South America — Argentina (La Buitrera)   Research Note: Isasicursor was an ornithischian dinosaur from the Late Cretaceous of Argentina — known from partial postcranial remains and an important taxon for understanding ornithischian diversity in the Late Cretaceous of South America.   Research Finding … Read more

Changmiania

In Depth        Changmiania is a genus of small ornithopod dinosaur that lived in Asia during the early Cretaceous.‭ ‬The genus was described in‭ ‬2020‭ ‬upon the description of two individuals whose level of preservation can only be described as exceptional.‭ ‬The describers speculated that these individuals may have been buried alive in their own burrows,‭ … Read more

Prenocephale

PrenoCephale: Research Database Pachycephalosauridae (Ornithischia) · Late Cretaceous (~70-66 MYA) · North America — USA (Hell Creek Formation)   Research Note: PrenoCephale was a pachycephalosaurid dinosaur from the Late Cretaceous of Montana — a dome-headed dinosaur and an important taxon for understanding ornithischian evolution in the Hell Creek Formation.   Research Finding Status Grade Year … Read more

Invictarx

In Depth        Invictarx is a genus of nodosaurid dinosaur that lived in North America during the Late Cretaceous.‭ ‬Fossils so far associated‭ ‬with‭ ‬Invictarx are partial bones and osteoderms‭ (‬bony plates of the skin that would have served as armour‭)‬,‭ ‬so details as to a precise size are elusive.‭ ‬But the size of these remains … Read more

Alocodon

In Depth        Alocodon is considered to be highly dubious genus of dinosaur since its description is based upon only teeth.‭ ‬In the past the teeth of Alocodon have been interpreted as being both a hypsilophodontid and a thyreophoran,‭ ‬two very different kinds of ornithischian dinosaurs.‭ ‬This is why the genus is considered a nomen dubium,‭ … Read more

Lambeosaurus

lambeosaurus Illustration

Lambeosaurus: Research Database Lambeosaurinae (Hadrosauridae) · Late Cretaceous (~76–73 MYA) · North America — Canada, Alberta; USA, Montana (Dinosaur Park, Two Medicine Formations)   Research Note: Lambeosaurus was a lambeosaurine hadrosaurid from the Late Cretaceous of western North America, famous for its elaborate cranial crest — a hollow, helmet-like structure that may have been used … Read more

Acantholipan

In Depth        Acantholipan is a genus of nodosaurid dinosaur that lived in‭ ‬North America during the late Cretaceous.‭ ‬Acantholipan is the first dinosaur of its kind discovered in Mexico. Further Reading -‭ ‬Paleodiversity of Late Cretaceous Ankylosauria from Mexico and their phylogenetic significance.‭ ‬-‭ ‬Swiss Journal of Palaeontology.‭ ‬137‭ (‬1‭)‬:‭ ‬83‭–‬93.‭ ‬-‭ ‬H�ctor Eduardo Rivera-Sylva,‭ … Read more

Choyrodon

In Depth        Choyrodon is a genus of hadrosaur that lived in Asia during‭ ‬the early Cretaceous. Further Reading -‭ ‬A new iguanodontian‭ (‬Dinosauria:‭ ‬Ornithopoda‭) ‬from the Early Cretaceous of Mongolia‭”‬.‭ ‬PeerJ.‭ ‬6.‭ ‬-‭ ‬Terry A.‭ ‬Gates,‭ ‬Khishigjav Tsogtbaatar,‭ ‬Lindsay E.‭ ‬Zanno,‭ ‬Tsogtbaatar Chinzorig,‭ ‬Mahito Watabe‭ ‬-‭ ‬2018.