(Petrolacosaurus,(Youngina,(Choristodera,(Rhynchosaurus,((Sphenodontida,Iguana),(Trilophosaurus,(Proterosuchus,(Protorosaurus,(Prolacerta,(Boreopricea,((Malerisaurus,((Langobardisaurus,(Macrocnemus,(Tanystropheus,Tanytrachelos))),(Jesairosaurus,(Cosesaurus,Eudimorphodon,Sharoviptryx,Longisquama)))),(Scleromochlus,Lagosuchus))))))))))));