Cain, Arthur J.
Animal species and their evolution / a, j. cain - New York, Harper, 1963. - 190 p, : illus, ; 19 cm. - Harper torchbooks. The Science library, TB 519 . - Harper torchbooks. Science library ; TB 519. .
Includes bibliography.
Animals--Classification.
Evolution.
591.15 / CAA
Animal species and their evolution / a, j. cain - New York, Harper, 1963. - 190 p, : illus, ; 19 cm. - Harper torchbooks. The Science library, TB 519 . - Harper torchbooks. Science library ; TB 519. .
Includes bibliography.
Animals--Classification.
Evolution.
591.15 / CAA