Seymouriidae
Synapsida
Parareptilia
Captorhinidae
Araeoscelidia
Apsisaurus
Younginiformes
Claudiosaurus
Sophineta
Rhynchocephalia
Squamata
Megachirella_wachtleri
Choristodera
Kuehneosauridae
Palaeagama
Saurosternon
Coelurosauravus
Drepanosauridae
Tanystropheus
Macrocnemus
Prolacerta
Trilophosaurus
Rhynchosauria
Archosauriformes
Ichthyopterygia
Hupehsuchus
Placodus
Pachypleurosaurs
Simosaurus
Pistosauridae
Testudines
Helveticosaurus
Askeptosaurus
Clarazia
Thalattosaurus