(Petrolacosaurus_kansensis,(Yougina_capensis,(Prolacerta_broomi,((Paralonectes_merriami,((Clarazia_schinzi,(Hescheleria_ruebeli,((Agkistrognathus_campebelli,Nectosaurus_halius),(Thalattosaurus_alexandrae,Thalattosaurus_borealis)))),(Convavispina_biseridens,(Xinpusaurus_xingyiensis,(Xinpusaurus_suni,(Xinpusaurus_bamaolinensis,Xinpusaurus_kohi)))))),(Miodentosaurus_brevis,(Endennasaurus_acutirostris,(Anshunsaurus_wushaensis,(Anshunsaurus_huangguoshuensis,(Anshunsaurus_huangnihensis,Askeptosaurus_italicus))))))))); (Petrolacosaurus_kansensis,(Yougina_capensis,(Prolacerta_broomi,((Paralonectes_merriami,((Clarazia_schinzi,((Hescheleria_ruebeli,(Agkistrognathus_campebelli,Nectosaurus_halius)),(Thalattosaurus_alexandrae,Thalattosaurus_borealis))),(Convavispina_biseridens,(Xinpusaurus_xingyiensis,(Xinpusaurus_suni,(Xinpusaurus_bamaolinensis,Xinpusaurus_kohi)))))),(Miodentosaurus_brevis,(Endennasaurus_acutirostris,(Anshunsaurus_wushaensis,(Anshunsaurus_huangguoshuensis,(Anshunsaurus_huangnihensis,Askeptosaurus_italicus)))))))));