00658nam a2200217Ia 4500001000700000003000500007005001700012008004100029010002000070040001800090050001600108082001100124100003500135245003700170260004700207300003100254490003900285500005500324504003200379650002900411116305BIBL20160527184152.0730703s1953    nyua     b    00000 eng    a 53010263 //r91  aDLCcDLCdDLC00aQH366b.S5700a575.0110aSimpson, George Gaylord2Local14aThe major features of evolution.0 aNew YorkbColumbia University Pressc1953.  axx, 434 p.billus.c24 cm. 0aColumbia biological seriesvno. 17  aBased on the author's Tempo and mode of evolution.  aBibliography: p. [395]-413. 0aEvolution Biology2Local