000 00315nam a2200133Ia 4500
008 160316s1949 xxu||||| |||| 00| 0 eng d
020 _a
100 _aHerbert E. Walter
245 _aBiology Of The Vertebrates
250 _a1st
260 _aNEW YORK
_bTHE MACMILLAN AND CO.
_c1949
300 _a875
700 _a
_a
999 _c35518
_d35518