000 00458nam a2200205Ia 4500
008 210210b1961 xxu||||| |||| 00| 0 eng d
041 _aeng
082 _a590/318
100 _aWALTER
245 _aBiology of the vertebrates
260 _aNew York
_bThe macmilan company
_c1961
650 _avertebrates
650 _athe
650 _aof
650 _aGenetics
650 _aBiology
690 _aZoology
700 _aSAYERS
906 _a010887
999 _c138885
_d138885