Triassic Late
Mesozoic
237.0–201.4 Mya
148 dinosaurs
The first true dinosaurs appeared during the late Triassic, including early theropods like Eoraptor and Herrerasaurus. Dinosaurs were still small and not yet dominant. The period ended with the Triassic-Jurassic extinction event.
Eucoelophysis
None
HerbivoreEucoelophysis baldwini
None
HerbivoreEvazoum
None
HerbivoreEvazoum sirigui
None
HerbivoreGojirasaurus quayi
None
CarnivoreGrallator andeolensis
None
CarnivoreGrallator cursorius
None
CarnivoreGrallator minimus
None
CarnivoreGrallator minor
None
CarnivoreGrallator rectilineus
None
CarnivoreGrallator socialis
None
CarnivoreGrallator variabilis
None
CarnivoreGregaripus
None
HerbivoreGresslyosaurus plieningeri
None
HerbivoreGuaibasauridae
None
Guaibasaurus
None
Guaibasaurus candelariensis
None
Herrerasauridae
None
Herrerasaurus
Saurischia
CarnivoreHeterodontosaurinae
None
HerbivoreHuayracursor jaguensis
None
Ingentia prima
None
HerbivoreIssi saaneq
None
Jaklapallisaurus asymmetrica
None
Kholumolumo ellenbergerorum
None
Krzyzanowskisaurus hunti
None
HerbivoreKwanasaurus williamparkeri
None
HerbivoreLepidus praecisio
None
CarnivoreLessemsaurus sauropoides
None
HerbivoreLiliensternus
None
CarnivoreLiliensternus liliensterni
None
CarnivoreLophostropheus airelensis
None
CarnivoreLucianovenator bonoi
None
CarnivoreMacrocollum itaquii
None
Mafatrisauropus errans
None
CarnivoreMbiresaurus raathi
None
Melanorosaurus
None
Melanorosaurus readi
None
Meroktenos thabanensis
None
Musankwa sanyatiensis
None
Nambalia roychowdhurii
None
Neotheropoda
None
CarnivoreNhandumirim waldsangae
None
Notatesseraeraptor frickensis
None
CarnivoreOtozoum grandcombensis
None
HerbivorePampadromaeus
None
Pampadromaeus barberenai
None
Panphagia protos
None