Eucritta_melanolimnetesBalanerpeton_woodiDendrerpeton_acadianumLethiscus_stockiMicrobrachis_pelikaniOphiderpeton_brownriggi_plus_O_kirktonensePhlegethontia_linearis_plus_P_longissimaProterogyrinus_scheeleiBatrachiderpeton_reticulatumCrossotelos_annulatusCtenerpeton_remexDiceratosaurus_brevirostrisDiplocaulus_magnicornisDiploceraspis_burkeiScincosaurus_crassusKeraterpeton_galvaniPtyonius_marshiiSauropleura_pectinata_plus_S_scalarisUrocordylus_wandesfordiiOsteologyMaximum ParsimonyBased on reanalysis of the original matrix.Milner_et_Ruta_2009a