(Acanthostega,(Greererpeton,(Whatcheeria,(((Crassigyrinus,Eoherpeton,(Proterogyrinus,Pholiderpeton)),(Gephyrostegus,Bruktererpeton)),(Seymouria,((Casineria,Petrolacosaurus,Westlothiana,Paleothyris,Captorhinus),(Saxonerpeton,Microbrachis)))),(Balanerpeton,Dendrerpeton),(Eucritta,Baphetes))));