TY  - BOOK
AU  - Simpson,George Gaylord
TI  - Tempo and mode in evolution
T2  - A Columbia classic in evolution
SN  - 0231058470
AV  - QH371 .S54 1984
U1  - 575 19
PY  - 1984///
CY  - New York
PB  - Columbia University Press
KW  - Evolution Biology
KW  - Local
N1  - "With a new introduction"--Cover; Reprint. Originally published: New York : Columbia University Press, c1944; Includes index; Bibliography: p. [219]-226
ER  -