Simpson, George Gaylord, 1902- The major features of evolution / George Gaylord Simpson. - New York : Columbia University Press, 1955. - xx, 434 p. : il. ; 24 cm. - Columbia biological series ; no. 17. . Bibliografía: p. [395]-413. Ingles Subjects--Topical Terms: Evolution (Biology) Subjects--Index Terms: Evolución. LC Class. No.: QH366 .S57 Dewey Class. No.: 576.85