Walter, Herbert E.
Biology of the vertebrates : a comparative study of man and his animal allies / - 3rd.ed. - New york The Macmillan 1939 - 875p. ill.
Fossil mammals
596 / W17B
Biology of the vertebrates : a comparative study of man and his animal allies / - 3rd.ed. - New york The Macmillan 1939 - 875p. ill.
Fossil mammals
596 / W17B