000 00335nam a2200133Ia 4500
008 240112s9999 xx 000 0 und d
082 _aORR-V4
_b596
100 _aOrr, Robert T
245 0 _aVertebrate biology
250 _a4
260 _a London
_bW B Saunders Company
_c1976
650 _aChordata; Vertebrate Zoology
942 _cBK
999 _c50935
_d50935