Osteolepiformes

Panderichthyidae

Ichthyostega

Acanthostega

Tulerpeton

Loxommatidae

Crassigyrinus

Colosteidae

Dendrerpeton

Eryops

Ecolsonia

Doleserpeton

Amphibamus

Apateon

Tersomius

Gephyrostegidae

Archeria

Proterogyrinus

Kotlassia

Ariekanerpeton

Seymouria

Westlothiana

Solenodonsaurus

Diadectes

Limnoscelis

Synapsida

Procolophonidae

Captorhinidae

Adelogyrinidae

Aistopoda

Nectridea

Pantylus

Brachystelechidae

Rhynchonkos

Lysorophia

Triadobatrachus

Pipidae

Discoglossidae

Hynobiidae

Karaurus

Proteidae

Sirenidae

Eocaecilia

Ichthyophiidae

Rhinatrematidae