Dinosaurs New taxa Taxon Novelty Status Author(s) Age Unit Location Notes Images Asiatosaurus mongoliensisOsborn, H.F. 1924. Sauropoda and Theropoda of the Lower Cretaceous of Mongolia. Amer. Mus. Novitates 128: pp. 1-7. Gen. et sp. nov. Nomen dubium Osborn Early Cretaceous Öösh Formation An indeterminate sauropod Chirostenotes pergracilis Gen. et sp. nov. Valid Gilmore Campanian Dinosaur Park Formation An oviraptorosaur Dyoplosaurus acutosquameusParks, W.A. 1924. Dyoplosaurus acutosquameus, a new genus and species of armored dinosaur; with notes on a skeleton of Prosaurolophus maximus. Univ. Toronto Stud. (Geol. Ser.) 18: pp. 1-35. Gen. et sp. nov. Valid William Parks Campanian Dinosaur Park Formation An ankylosaurid Euskelesaurus africanus Sp. nov. Nomen dubium Haughton Norian Elliot Formation A species of the prosauropod Euskelosaurus (often misspelled Euskelesaurus) "Fenestrosaurus philoceratops" Nomen nudum Henry Fairfield Osborn Campanian Djadochta Formation Named Oviraptor Gryponyx taylori Sp. nov. Nomen dubium Haughton Hettangian-Sinemurian Elliot Formation A species of the prosauropod Gryponyx Kritosaurus marginatus Nov. comb. Nomen dubium Gilmore Campanian Dinosaur Park Formation A reassignment of Stephanosaurus marginatus to Kritosaurus Lycorhinus angustidens Gen. et sp. nov. Valid Haughton Hettangian-Sinemurian Elliot Formation A heterodontosaurid Massospondylus schwarzi Sp. nov. Nomen dubium Haughton Hettangian-Sinemurian Elliot Formation A species of the prosauropod Massospondylus Melanorosaurus readi Gen. et sp. nov. Valid Haughton Norian-Rhaetian Elliot Formation A melanorosaurid prosauropod "Ornithoides oshiensis"Osborn, H.F. 1924. Three new Theropoda, Protoceratops zone, central Mongolia. Amer. Mus. Novitates 144: pp. 1-12. Nomen nudum Osborn Campanian Djadochta Formation Named Saurornithoides Oviraptor philoceratops Gen. et sp. nov. Valid Osborn Campanian Djadochta Formation An oviraptorid "Ovoraptor djadochtari" Nomen nudum Osborn Campanian Djadochta Formation Named Velociraptor Plateosaurus cullingworthi Sp. nov. Valid Haughton Norian Elliot Formation Later given the genus name Plateosauravus Prodeinodon mongoliensis Gen. et sp. nov. Nomen dubium Osborn Early Cretaceous Öösh Formation An indeterminate theropod Saurornithoides mongoliensis Gen. et sp. nov. Valid Osborn Campanian Djadochta Formation A troodontid Thecodontosaurus dubius Sp. nov. Nomen dubium Haughton Hettangian-Sinemurian Elliot Formation A species of the prosauropod Thecodontosaurus Thespesius edmontoni Sp. nov. Jr. synonym Gilmore Maastrichtian Horseshoe Canyon Formation A new species of Thespesius, now a synonym of Edmontosaurus regalis Velociraptor mongoliensis Gen. et sp. nov. Valid Osborn Campanian Djadochta Formation A velociraptorine dromaeosaurid
Plesiosaurs
New taxa
Synapsids
Non-mammalian
Newly named mammals Name Novelty Status Authors Age Unit Location NotesImagesAmphicticepsGen et sp novValidMatthew & GrangerOligoceneHsanda Gol FormationAn amphicynodont, type species is A. shackelfordiAndrewsarchusGen et sp novValid Henry Fairfield Osbornmiddle EoceneIrdin Manha FormationA cetancodontamorph originally thought to be a mesonychian.Bunaelurus parvulusSp novjr synonymMatthew & GrangerOligoceneHsanda Gol FormationJunior synonym of Palaeogale sectoriaBunaelurus ulyssesSp novjr synonymMatthew & GrangerOligoceneHsanda Gol FormationJunior synonym of Palaeogale sectoriaCynodictis elegansSp novValidMatthew & GrangerOligoceneHsanda Gol FormationAn amphicyonidCynodon (Pachycynodon) teilhardiSp novjr synonymMatthew & GrangerOligoceneHsanda Gol FormationAn amphicynodont, moved to Amphicynodon teilhardiDidymoconusGen et sp novValidMatthew & GrangerOligoceneHsanda Gol FormationA didymoconid, includes the species D. colgatei & D. berkeyiHyaenodon pervagusSp novValidMatthew & GrangerOligoceneHsanda Gol FormationA hyaenodontPalaeoprionodon gracilisJr synonymValidMatthew & GrangerOligoceneHsanda Gol FormationMoved to the genus Asiavorator.Paracynohyaenodon morrisiSp novjr synonymMatthew & GrangerOligoceneIrdin Manha FormationA hyaenodont, moved to Propterodon morrisi in 1993Viverravus constansSp novjr synonymMatthew & GrangerOligoceneHsanda Gol FormationA carnivoran, moved to Shandgolictis constans
References