Seymouriidae

Synapsida

Parareptilia

Captorhinidae

Araeoscelidia

Orovenator

Lanthanolania

Tangasaurus

Thadeosaurus

Youngina

Hovasaurus

Acerosodontosaurus

Claudiosaurus

Coelurosauravus

Pamelina

Kuehneosauridae

Sophineta

Squamata

Rhynchocephalia

Odontochelys

Choristodera

Macrocnemus

Tanystropheus

Prolacerta

Trilophosaurus

Archosauriformes

Rhynchosauria

Askeptosaurus

Thalattosaurus

Clarazia

Hupehsuchus

Nanchangosaurus

Utatsusaurus

Chaohusaurus

Cartorhynchus

Omphalosaurus

Sclerocormus_cf_S_parviceps

Sclerocormus_parviceps

Helveticosaurus

Eusaurosphargis

Wumengosaurus

Placodus

Sinosaurosphargis

Largocephalosaurus

Anarosaurus_dash_Dactylosaurus

Pistosauridae

Simosaurus