Seymouriidae
Synapsida
Parareptilia
Captorhinidae
Araeoscelidia
Orovenator
Lanthanolania
Tangasaurus
Claudiosaurus
Coelurosauravus
Sophineta
Rhynchocephalia
Squamata
Kuehneosauridae
Pamelina
Choristodera
Helveticosaurus
Prolacerta
Trilophosaurus
Rhynchosauria
Archosauriformes
Tanystropheus
Macrocnemus
Placodus
Pachypleurosaurs
Simosaurus
Pistosauridae
Largocephalosaurus
Sinosaurosphargis
Wumengosaurus
Nanchangosaurus
Hupehsuchus
Chaohusaurus
Utatsusaurus
Askeptosaurus
Clarazia
Thalattosaurus
Acerosodontosaurus
Hovasaurus
Youngina
Thadeosaurus