Ancestor

Captorhinidae

Araeoscelidia

Hovasaurus

Younginiformes

Claudiosaurus

Prolacertiformes

Archosauriformes

Choristodera

Trilophosaurus

Rhynchosauria

Kuehneosauridae

Squamata

Rhynchocephalia

Odontochelys

Testudines

Palatodonta

Paraplacodus

Psephoderma

Placodus

Cyamodus

Hanosaurus

Wumengosaurus

Qianxisaurus

Serpianosaurus_dash_Neusticosaurus

Anarosaurus_dash_Dactylosaurus

Dianopachysaurus

Keichousaurus

New_T1_Taxon

Diandongosaurus

Wangosaurus

Germanosaurus

Simosaurus

Cymatosaurus

Corosaurus

Lariosaurus

Nothosaurus

Bobosaurus

Yunguisaurus

Plesiosaurus

Pistosaurus

Augustasaurus