Huehuecanauhtlus: Research Database Theropoda · Cretaceous · Unknown Research Note: Huehuecanauhtlus 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 Ramírez-Velasco Benammi Prieto-Márquez 2012: Huehuecanauhtlus and related taxa Canadian Journal of Earth Sciences Confirmed B 2012 Fossil … Read more
In Depth As a coelophysid, Lucianovenator was a small predatory dinosaur similar in form to other genera such as Camposaurus and Coelophysis. Lucianovenator would have been a predator of small creatures such as lizards and possibly scavenging carrion when available. Lucianovenator shared the same habitat with the dinosaurs Ingentia and Leyesaurus, while other creatures such … Read more
Procompsognathus: Research Database Theropoda · Cretaceous · Unknown Research Note: Procompsognathus 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 Sereno Wild 1992: Procompsognathus and related taxa Journal of Vertebrate Paleontology Confirmed A 1992 Fossil Sereno Wild, … Read more
In Depth Although weathered and not entirely complete, the holotype of Linhevenator is still one of the most complete Late Cretaceous troodontid individuals so far known. Linhevenator is towards the larger end of the known troodontid size range, but its main unique features are its small arms, each with a very robust humerus. This may … Read more
Drinker: Research Database Ornithischia · Late Jurassic (~155-150 MYA) · North America — USA, Wyoming (Morrison Formation) Research Note: Drinker was an ornithischian from the Late Jurassic of Wyoming — one of the few known ornithischians from the Morrison Formation and an important taxon for understanding ornithischian diversity in the Jurassic of North America. … Read more
In Depth Maip is a genus of megaraptorid dinosaur that lived in South America during the Late Cretaceous, and going by the size of the fossil bones, potentially one of the largest megaraptorid dinosaurs so far discovered. The describing authors of Maip also considered the presence of potential attachment points of ligaments upon the ribs. … Read more
In Depth Bicentenaria is an interesting theropod whose remains were recovered from the Ezequiel Ramos Mexia Reservoir, Rio Negro Province, Argentina by Raul Spedale in 1998. The remains were of a concentration of disarticulated remains of many individuals, but their similarity to one another strongly suggests that they were all from the same genus of … Read more
Guaibasaurus: Research Database Sauropodomorpha (Theropoda) · Late Triassic (~225 MYA) · South America — Brazil (Candelária Sequence) Research Note: Guaibasaurus is an important fossil taxon. See citations below for primary research literature. Research Finding Status Grade Year Method Citation Impact Bonaparte & Brea 2006: Foundational description and phylogenetic analysis of Guaibasaurus from the … Read more
Heterodontosaurus: Research Database Heterodontosauridae (Ornithischia) · Early Jurassic (~200-190 MYA) · Africa — South Africa (Karoo Basin) Research Note: Heterodontosaurus was a heterodontosaurid ornithischian from the Early Jurassic of South Africa — famous for its mammal-like teeth and an important taxon for understanding ornithischian evolution in the Early Jurassic. Research Finding Status Grade … Read more
In Depth Vectaerovenator is a genus of theropod dinosaur that lived during the early cretaceous. Because the only fossil known for Vectaerovenator at the time of its description only consist of a few vertebrae, there is much we do not know about this dinosaur, including what kind of theropod dinosaur it was. Since the naming … Read more