00871cam a22002651a 4500 6931876 BD-DhUL 20141207130548.0 740830s1944 nyua b 001 0 eng c a 45000404 (OCoLC)993515 Columbia Univ. Libraries MBNU OClW-H OCoLC NNM DLC BD-DhUL premarc QH366 .S59 575 SIT Simpson, George Gaylord, 1902-1984. Tempo and mode in evolution / by George Gaylord Simpson. New York : Columbia University Press, c1944. xviii, 237 p. : ill. ; 24 cm. Columbia biological series ; no. 15 Includes bibliographical references (p. [219]-226) and index. Evolution. 7 cbc oclcrpl u ncip 19 y-gencatlg ddc BK 21716 21716 0 0 ddc 0 575_000000000000000_SIT 0 NFIC 41689 DUSL DUSL GEN 2014-12-07 575 SIT A99496 2014-12-07 4 2014-12-07 BK 0 0 ddc 0 575_000000000000000_SIT 0 NFIC 41691 DUSL DUSL GEN 2014-12-07 575 SIT A99494 2014-12-07 2 2014-12-07 BK 0 0 ddc 0 575_000000000000000_SIT 0 NFIC 41693 DUSL DUSL GEN 2014-12-07 575 SIT A99493 2014-12-07 1 2014-12-07 BK 0 0 ddc 0 575_000000000000000_SIT 0 NFIC 41694 DUSL DUSL GEN 2014-12-07 575 SIT A99495 2014-12-07 3 2014-12-07 BK 0 0 ddc 0 575_000000000000000_SIT 0 NFIC 41695 DUSL DUSL GEN 2014-12-07 575 SIT A99497 2014-12-07 2014-12-07 BK