(Ancestor,(Captorhinidae,(Araeoscelidia,(Claudiosaurus,(Younginiformes,((Choristodera,((Rhynchosauria,Trilophosaurus),(Prolacertiformes,Archosauriformes))),((Kuehneosauridae,(Rhynchocephalia,Squamata)),(Testudines,((Placodus,Cyamodus),((((Corosaurus,Cymatosaurus),(Plesiosaurus,(Augustasaurus,Pistosaurus))),(Simosaurus,(Germanosaurus,(Nothosaurus,Lariosaurus)))),(Wumengosaurus,((Serpiano_Neustico,Anaro_Dactylo),(Keichousaurus,Dianopachysaurus)))))))))))));