Seymouria
Limnoscelis
Orobates
Edaphosaurus
Ianthasaurus
Oedaleops
Cotylorhynchus
Eothyris
Eocasea
Archaeothyris
Archaeovenator
Mycterosaurus
Paleothyris
Captorhinus
Rhiodenticulatus
Protorothyris
Petrolacosaurus
Araeoscelis
Youngina
Acerosodontosaurus
Mesosaurus
Milleretta
Australothyris
Microleter
Nyctiphruretus
Abyssomedon
Procolophon
Owenetta
Barasaurus
Macroleter
Bashkyroleter_mesensis
Bashkyroleter_bashkyricus
Nycteroleter
Emeroleter
Rhipaeosaurus
Bradysaurus
Pareiasuchus
Scutosaurus
Erpetonyx
Eudibamus
Belebey
Bolosaurus
Feeserpeton
Lanthanosuchus
Acleistorhinus
Delorhynchus_cifellii
Colobomycter_pholeter
Colobomycter_vaughni