(Panderichthys_rhombolepis,(Acanthostega_gunnari,(Ichthyostega_stensioei,((Crassigyrinus_scoticus,(((Edops_craigi,(((Capetus_palustris,((Acanthostomatops_vorax,Zatrachys_serratus),(Eryops_megacephalus,(Onchiodon_labyrinthicus,(Cheliderpeton_latirostre,Sclerocephalus_haeuseri))))),((Dendrerpeton_confusum,((Broiliellus_brevis,(Ecolsonia_cutlerensis,(Acheloma_cumminsi,(Anconastes_vesperus,Phonerpeton_pricei)))),(Platyrhinops_lyelli,(Eoscopus_lockardi,((Amphibamus_grandiceps,Doleserpeton_annectens),(Micromelerpeton_credneri,(Apateon_pedestris,(Leptorophus_tener,Schoenfeldereton_prescheri)))))))),(Dendrerpeton_acadianum,(Balanerpeton_woodi,(Eugyrinus_wildi,((Perryella_olsoni,((Acroplous_vorax,Isodectes_obtusus),(Dvinosaurus_primus,(Slaugenhopia_texensis,(Thabanchuia_oomie,Tupilakosaurus_wetlugensis))))),(Neldasaurus_wrightae,Trimerorhachis_insignis))))))),(Adamanterpeton_ohioensis,((Chenoprosopus_lewisi,Chenoprosopus_milleri),(Procochleosaurus_jarrowensis,(Cochleosaurus_bohemicus,Cochelosaurus_florensis)))))),(Eucritta_melanolimnetes,(Loxomma_rankini,(Baphetes_kirkbyi,Megalocephalus_pachycephalus)))),(Colosteus_scutellatus,Greererpeton_burkemorani))),(Tulerpeton_curtum,(Ossinodus_pueri,(Pederpes_finneyae,Whatcheeria_deltae)))))));