PachypleurosauriaSimosaurusGermanosaurusNothosaurus_winkelhorstiNothosaurus_yangjuanensisNothosaurus_marchicusNothosaurus_mirabilisNothosaurus_juvenilisNothosaurus_giganteusNothosaurus_zhangiNothosaurus_tchernoviNothosaurus_haasiNothosaurus_youngiNothosaurus_jagisteusNothosaurus_edingeraeLariosaurus_hongguoensisLariosaurus_buzziiLariosaurus_calcagniiLariosaurus_curioniiLariosaurus_balsamiLariosaurus_valceresiiLariosaurus_xingyiensisOsteologyMaximum ParsimonyBased on reanalysis of the original matrix.Liu_etal_2014a