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2. El Mesozoico de América del Sur y sus Tetrápodos;Bonaparte;Opera Lilloana, Tucuman,1978
3. On some Triassic cynodonts from Tanganyika;Crompton;Proc. Zool. Soc. London,1955
4. Postcanine occlusion in cynodonts and tritylodontids;Crompton;Bull. Br. Mus. (Nat. Hist.) Geol., London,1972
5. The evolution of the jaw articulation of cynodonts;Crompton,1972