Dinosaurs
1,667 genera · Dinosauria
This section lists non-avian dinosaur genera (Dinosauria) from the Paleobiology Database — birds, their only surviving lineage, are not included. First appearing in the Late Triassic (~230 Ma), non-avian dinosaurs dominated terrestrial ecosystems for 165 million years before going extinct at the Cretaceous-Paleogene boundary 66 Ma ago.
Aardonyx
201 Ma
Valid
Abdarainurus
86 Ma
Valid
Abditosaurus
72 Ma
Valid
Abelisaurus
72 Ma
Valid
Abrictosaurus
201 Ma
Valid
Abrosaurus
171 Ma
Valid
Abydosaurus
101 Ma
Valid
Acantholipan
84 Ma
Valid
Acanthopholis
nomen dubium Ankylosauria
101 Ma
Achelousaurus
84 Ma
Valid
Acheroraptor
72 Ma
Valid
Achillesaurus
86 Ma
Valid
Achillobator
101 Ma
Valid
Acristavus
84 Ma
Valid
Acrocanthosaurus
121 Ma
Valid
Acrotholus
86 Ma
Valid
Actiosaurus
206 Ma
Valid
Adamantisaurus
84 Ma
Valid
Adasaurus
72 Ma
Valid
Adelolophus
84 Ma
Valid
Adeopapposaurus
201 Ma
Valid
Adratiklit
168 Ma
Valid
Adynomosaurus
72 Ma
Valid
Aegyptosaurus
143 Ma
Valid
Aeolosaurus
84 Ma
Valid
Aepisaurus
nomen dubium Sauropoda
113 Ma
Aepyornithomimus
84 Ma
Valid
Aerosteon
84 Ma
Valid
Aethyopus
subjective synonym of Sauropus
227 Ma
Aetonyx
nomen dubium Prosauropoda
Afromimus
113 Ma
Valid
Afrovenator
171 Ma
Valid
Agathaumas
nomen dubium Ceratopsidae
72 Ma
Agilisaurus
171 Ma
Valid
Agnosphitys
237 Ma
Valid
Agrosaurus
nomen dubium Prosauropoda
206 Ma
Agujaceratops
84 Ma
Valid
Agustinia
113 Ma
Valid
Ahshislepelta
84 Ma
Valid
Ahshislesaurus
84 Ma
Valid
Ahvaytum
237 Ma
Valid
Ajancingenia
subjective synonym of Heyuannia
84 Ma
Ajkaceratops
86 Ma
Valid
Ajnabia
72 Ma
Valid
Akainacephalus
84 Ma
Valid
Alamosaurus
84 Ma
Valid
Alaskacephale
72 Ma
Valid
Albalophosaurus
126 Ma
Valid
Albertaceratops
84 Ma
Valid
Albertadromeus
84 Ma
Valid
Albertavenator
84 Ma
Valid
Albertonykus
72 Ma
Valid
Albertosaurus
86 Ma
Valid
Albinykus
86 Ma
Valid
Albisaurus
nomen dubium Iguanodontia
Alcmonavis
149 Ma
Valid
Alcovasaurus
Valid
Alectrosaurus
101 Ma
Valid
Aletopelta
84 Ma
Valid
Algoasaurus
nomen dubium Eusauropoda