000 00251nam a2200109Ia 4500
008 190829s9999||||xx |||||||||||||| ||und||
100 _aShull, Franklin A.
245 0 _aHeredity
260 _bMacmillan
_aLondon
_c1917
650 _aZoology
942 _cBK
999 _c6674
_d6674