In Depth Kronosaurus is one of the more famous fossil discoveries to come from Australia, and as a huge short-necked pliosaur, Kronosaurus would have been an apex predator of the waters it swam in. The teeth of Kronosaurus are conical and up to thirty centimetres long, although most of that was root with up to … Read more
Rhomaleosaurus: Research Database Rhomaleosauridae (Plesiosauria) · Early Jurassic (~195–190 MYA) · Europe — England (Lower Jurassic) Research Note: Rhomaleosaurus was a rhomaleosaurid plesiosaur from the Early Jurassic of England. As a large-bodied plesiosaur, it provides important data on marine reptile diversity and ecological roles in the Early Jurassic seas of Europe. Research Finding … Read more
Pliosaurus: Research Database Pliosauridae (Sauropterygia) · Late Jurassic (~155-145 MYA) · Europe — England, France, Germany Research Note: Pliosaurus was a genus of large marine pliosaur reptiles that dominated Jurassic seas. With massive skulls reaching 2-3 meters and powerful bite forces, it was one of the top marine predators of the Mesozoic. Pliosaurus macromerus and … Read more
Predator X: Research Database Theropoda · Cretaceous · Unknown Research Note: Predator X 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 Denno Finke Langellotto 2005: Predator X and related taxa Ecology Of Predator-Prey Interactions Confirmed A … Read more
Polycotylus: Research Database Polycotylidae (Plesiosauria) · Late Cretaceous (~80–70 MYA) · North America — Kansas, Morocco (Niobrara Formation / Phosphates) Research Note: Polycotylus was a polycotylid plesiosaur from the Late Cretaceous of North America and Morocco — a short-necked plesiosaur with a distinctive long skull. As a member of the Polycotylidae, it provides data … Read more
Stenorhynchosaurus: Research Database Theropoda · Cretaceous · Unknown Research Note: Stenorhynchosaurus 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 Páramo-Fonseca Gómez-Pérez Noé 2016: Stenorhynchosaurus and related taxa Revista de la Academia Colombiana de Ciencias Exactas, Físicas … Read more
In Depth Sachicasaurus is a genus of large brachauchenine pliosaur that lived in waters around South America during the early Cretaceous. Like other similar pliosaurs, Sachicasaurus is noted for having shorter jaws, and hence reduced number of teeth. Further Reading - A new large pliosaurid from the Barremian (Lower Cretaceous) of S�chica, Boyac�, Colombia. Earth … Read more
Brachauchenius: Research Database Pliosauridae (Sauropterygia) · Late Cretaceous (~95–85 MYA) · North America — USA, Texas, Colorado (Woodbine, Eagle Ford Groups) Research Note: Brachauchenius was a pliosaurid plesiosaur from the Late Cretaceous Western Interior Seaway of North America. As one of the last known pliosaurids — a group of short-necked, large-headed marine reptiles that … Read more
In Depth Eardasaurus is a genus of pliosaur known to have lived around European waters during the Middle Jurassic. The skull of Eardasaurus displays some proportional features that are similar to the famous Liopleurodon, including a diastema where the premaxilla meets the maxilla. However the skull of Eardasaurus suggests that as many as thirty-four to … Read more
Cardiocorax: Research Database Pterosauria (Archosauromorpha) · Late Cretaceous (~70-66 MYA) · Africa — Angola (Mamüe奈) Research Note: Cardiocorax was a pterosaur from the Late Cretaceous of Angola — an important taxon for understanding pterosaur diversity in the latest Cretaceous of Africa and the end-Cretaceous extinction of pterosaurs. Research Finding Status Grade Year Method … Read more