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