Ancestor

Captorhinidae

Araeoscelidia

Hovasaurus

Youngina

Claudiosaurus

Odontochelys

Testudines

Kuehneosauridae

Squamata

Rhynchocephalia

Prolacertiformes

Choristodera

Archosauriformes

Trilophosaurus

Rhynchosauria

Ichthyopterygia

Thalattosauria

Eusaurosphargis

Helveticosaurus

Palatodonta

Paraplacodus

Placodus_inexpectatus

Pararcus

Placodus_gigas

Sinocyamodus

Cyamodus

Protenodontosaurus

Glyphoderma

Placochelys

Henodus

Macroplacus

Psephochelys

Psephoderma

Sinosaurosphargis

Hanosaurus

Wumengosaurus

AnaroDactylo

SerpianoNeustico

Dianopachysaurus

Keichousaurus

Diandongosaurus

Germanosaurus

Simosaurus

Cymatosaurus

Corosaurus

Lariosaurus

Nothosaurus

Pistosaurus

Yunguisaurus

Plesiosaurus

Augustasaurus