00322nam a2200109Ia 4500008004100000040001100041100001900052245004000071260007900111300001300190300000900203251112s9999||||xx |||||||||||||| ||und||  aCNCLSA  aEdgar J. Boell 4aThe Journal of Experimental Zoology  cSeptember, 1969bThe Wister Institute of Anatomy And BiologyaPhiladelphia  aP. 1-486  bV.30