Panderichthys_rhombolepisAcanthostomatops_voraxAcheloma_cumminsiAcroplous_voraxAdamanterpeton_ohioensisAmphibamus_grandicepsAnconastes_vesperusApateon_pedestrisBalanerpeton_woodiBroiliellus_brevisCapetus_palustrisCheliderpeton_latirostreChenoprosopus_lewisiChenoprosopus_milleriCochleosaurus_bohemicusCochelosaurus_florensisDendrerpeton_acadianumDendrerpeton_confusumDoleserpeton_annectensDvinosaurus_primusEcolsonia_cutlerensisEdops_craigiEoscopus_lockardiEryops_megacephalusEugyrinus_wildiIsodectes_obtususLeptorophus_tenerMicromelerpeton_credneriNeldasaurus_wrightaeOnchiodon_labyrinthicusPerryella_olsoniPhonerpeton_priceiPlatyrhinops_lyelliProcochleosaurus_jarrowensisSchoenfeldereton_prescheriSclerocephalus_haeuseriSlaugenhopia_texensisThabanchuia_oomieTrimerorhachis_insignisTupilakosaurus_wetlugensisZatrachys_serratusAcanthostega_gunnariBaphetes_kirkbyiColosteus_scutellatusCrassigyrinus_scoticusEucritta_melanolimnetesGreererpeton_burkemoraniIchthyostega_stensioeiLoxomma_rankiniMegalocephalus_pachycephalusOssinodus_pueriPederpes_finneyaeTulerpeton_curtumWhatcheeria_deltaeOsteologyMaximum ParsimonyBased on reanalysis of the original matrix.Ruta_et_Bolt_2006a