(Ancestor,(Captorhinidae,(Araeoscelidia,(Claudiosaurus,(Younginiformes,((((Testudines,Odontochelys),((((Diandongosaurus,(Wumengosaurus,((AnaroDactylo,Serpiano_dash_Neustico),(Keichousaurus,(Hanosaurus,(Simosaurus,(Germanosaurus,(Nothosaurus,Lariosaurus)))))))),(Chinchenia,Kwangsisaurus,Sanchiaosaurus)),(Corosaurus,(Cymatosaurus,(Pistosaurus,(Augustasaurus,Plesiosaurus))))),(Placodus,Cyamodus))),(Kuehneosauridae,(Rhynchocephalia,Squamata))),((Rhynchosauria,Trilophosaurus),(Archosauriformes,(Prolacertiformes,Choristodera)))))))));