(Petrolacosaurus,(Araeoscelis,(Youngina,(Champsosaurus,(Gephyrosaurus,Squamata),(Protorosaurus,Megalancosaurus,Trilophosaurus,Rhynchosaurus,Mesosuchus,(Tanystropheus,Macrocnemus),(Pamelaria,(Prolacerta,(Proterosuchus,Eupakeria))))))));