Seymouria

Diadectidae

Limnoscelidae

Synapsida

Captorhinidae

Paleothyris

Younginiformes

Araeoscelidia

Mesosauridae

Millerettidae

Eunotosaurus

Microleter

Australothyris

Lanthanosuchus

Acleistorhinus

Belebey

Eudibamus

Nyctiphruretus

Procolophon

Barasaurus

Owenetta

Proganochelys

Odontochelys

Bradysaurus

Scutosaurus

Pareiasuchus

Rhipaeosaurus

Emeroleter

Ba_mesensis

Macroleter

Nycteroleter

Ba_bashkyricus