(Petrolacosaurus_kansasensis,(Claudiosaurus_germaini,Thadeosaurus_colcanapi,((Hovasaurus_boulei,((Saurosternon_bainii,((Shinisaurus_crocodilurus,Uromastyx_sp),(Diphydontosaurus_avonis,Sphenodon_punctatum))),(Protorosaurus_speneri,(Azendohsaurus_madagaskarensis,(Macrocnemus_bassanii,Tanystropheus_longobardicus))))),(Hypuronector_limnaios,(Vallesaurus_cenensis,(Dolabrosaurus_aquatilis,(Megalancosaurus_preonensis,(GR113,(Drepanosaurus_unguicaudatus,Hayden_Drepanosaur)))))))));