Seymouria

Diadectidae

Limnoscelidae

Synapsida

Captorhinidae

Paleothyris

Younginiformes

Araeoscelidia

Mesosauridae

Millerettidae

Eunotosaurus

Microleter

Australothyris

Feeserpeton

Acleistorhinus

Lanthanosuchus

Nyctiphruretus

Belebey

Eudibamus

Procolophon

Barasaurus

Owenetta

Bradysaurus

Scutosaurus

Pareiasuchus

Macroleter

Rhipaeosaurus

Emeroleter

Nycteroleter

Bashkyroleter_bashkyricus

Bashkyroleter_mesensis