Seymouriidae
Diadectomorpha
Mesosauridae
Ophiacodon
Casea
Edaphosauridae
Sphenacodontidae
Gorgonopsia
Procynosuchus
Morganucodon
Glyptodon
Glyptotherium
Doedicurus
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Zaedyus
Captorhinidae
Paleothyris
Araeoscelidia
Claudiosaurus
Younginiformes
Kuehneosauridae
Protosuchus
Paratypothorax
Desmatosuchus
Coahomasuchus
Typothorax
Pseudopalatus
Rutiodon
Akanthosuchus
Simosuchus
Goniopholis
Mahajangasuchus
Alligator
Gavialis
Crocodylus
Caiman
Malagasytitanosaurid
Saltasaurus
Malititanosaurid
Stegosaurus
Sauropelta
Euoplocephalus
Pinacosaurus
Scelidosaurus
Scutellosaurus
Proganochelys
Baena
Trionyx
Geochelone
Pseudemys
Chelydra
Sphenodon
Heloderma
Glyptosaurinae
Corucia
Tiliqua
Cordylus
Zonosaurus
Anguis
Ophisaurus
Gerrhonotus
Elgaria
Eosauropterygia
Placodus
Cyamodontoidea
Rhyncosauria
Trilophosaurus
Choristodera
Prolacertiformes
Millerettidae
Bradysaurus
Anthodon
Scutosaurus
Pareiasaurus
Procolophon
Owenetta
Macroleter
Acleistorhinus
Lanthanosuchidae