(Eusthenopteron,(Panderichthys,(Ventastega,(Acanthostega,(Ichthyostega,(Tulerpeton,(((Colosteus,Greererpeton),(Acherontiscus,(Adelospondylus,Adelogyrinus,Dolichopareias))),(Crassigyrinus,((Ossinodus,(Whatcheeria,Pederpes)),((Eucritta,(Baphetes,Megalocephalus)),((Balanerpeton,Dendrerpeton,Capetus,(Edops,(Chenoprosopus,Cochleosaurus)),(Isodectes,Neldasaurus,Trimerorhachis),(Eryops,((Acheloma,Phonerpeton),(Ecolsonia,(Broiliellus,(Eoscopus,Platyrhinops,(Amphibamus,(Doleserpeton,((ALBANERPETONTIDAE,Eocaecilia),(Karaurus,Valdotriton,(Triadobatrachus,(Notobatrachus,Viaerella)))))),(Micromelerpeton,(Apateon,(Leptorophus,Schoenfelderpeton))))))))),(Caerorhachis,((Silvanerpeton,(Eoherpeton,(Proterogyrinus,((Archeria,Pholiderpetons),(Pholiderpetona,Anthracosaurus))))),(Gephyrostegus,(Bruktererpeton,((Seymouria,(Kotlassia,(Solenodonsaurus,((Tseajaia,(Limnoscelis,(Orobates,(Diadectes,(Captorhinus,(Paleothyris,Petrolacosaurus)))))),(Westlothiana,((Tuditanus,(Asaphestera,((Saxonerpeton,(Batropetes,(Odonterpeton,(Microbrachis,Hyloplesion)))),(Hapsidopareion,((Micraroter,Pelodosotis),(Rhynchonkos,(Cardiocephalus,Euryodus))))))),((Pantylus,Stegotretus),(Brachydectes,(Scincosaurus,((Keraterpeton,(Diceratosaurus,(Batrachiderpeton,(Diplocaulus,Diploceraspis)))),((Ptyonius,(Sauropleura,Urocordylus)),(Lethiscus,Oestocephalus,Phlegethontia)))))))))))),(Utegenia,(Discosauriscus,(Ariekanerpeton,(Leptoropha,Microphon))))))))))))))))))));