Ancestor

Captorhinidae

Araeoscelidia

Hovasaurus

Youngina

Claudiosaurus

Odontochelys

Testudines

Kuehneosauridae

Squamata

Rhynchocephalia

Archosauriformes

Choristodera

Prolacertiformes

Trilophosaurus

Rhynchosauria

Qianxisaurus

Majiashanosaurus

Hanosaurus

Diandongosaurus

Dianopachysaurus

Keichousaurus

AnaroDactylo

SerpianoNeustico

Wumengosaurus

Germanosaurus

Simosaurus

Cymatosaurus

Corosaurus

Lariosaurus

Nothosaurus

Yunguisaurus

Plesiosaurus

Pistosaurus

Augustasaurus

Palatodonta

Paraplacodus

Placodus

Cyamodus

Psephoderma