(Dendrerpeton_acadianum,(Sclerocephalus_haeuseri,(Micromelerpeton_credneri,((Platyrhinops_lyelli,Doleserpeton_annectens),((Fedexia_striegeli,Ecolsonia_cutlerensis,(Anconastes_vesperus,Tambachia_trogallas,(Acheloma_cumminsi,Phonerpeton_pricei))),(Platyhystrix_rugosus,(Aspidosaurus_binasser,(Conjunctio_multidens,(Dissorophus_multicinctus,Broiliellus_texensis,Broiliellus_brevis,Broiliellus_olsoni),(Brevidorsum_profundum,(Scapanops_neglecta,Rio_Arriba_Taxon_Aspidosaurus_novomexicanus,(Cacops_morrisi,Cacops_apidephorus,(Kamacops_acervalis,Zygosaurus_lucius))))))))))));