Paleontology or palaeontology is the study of prehistoric life forms on Earth through the examination of plant and animal fossils. This includes the study of body fossils, tracks, burrows, cast-off pa
Stephanosaurus is a dubious genus of hadrosaurid dinosaur with a complicated taxonomic history. It has also been known by the names Trachodon marginatus and Kritosaurus marginatus, and some material o
1902 in paleontology
…nov. Nomen dubium Lambe Campanian Dinosaur Park Formation Alberta A dubious species of hadrosaurid. Given the genus name Didanodon by Osborn in 1902. Trachodon (Pteropelyx) marginatus Sp. nov. Nomen dubium Lambe Campanian Dinosaur Park Formation Alberta A dubious species of hadrosaurid. Later given the genus name Stephanosaurus…
Reconstructed partial skull of Kritosaurus, the genus Gilmore considered Stephanosaurus synonymous with