Acanthostega

Whatcheeridae

Baphetidae

Crassigyrinus

Colosteidae

Anthracosauroidea

Caerorhachis

Basal_temnospondyls

Branchiosauridae

Amphibamidae

Caecilia

Rhynchonkos

Albanerpetontidae

Urodela

Anura

Triadobatrachidae

Early_amniotes

Nectridea

Microsauria

Lysorophia

Aistopoda

Adelospondyli

Acherontiscus