00379nam a2200157Ia 4500008004100000082001400041100002100055245002000076250000600096260003800102300000800140650001800148650002400166653001200190700001900202170901s1959    xx            000 0 und d  a591bH50C  aHegner, Robert W 0aCollege Zoology  a7  aNew YorkbThe Macmillan Co.c1959  a726  aPure Sciences  aZoological sciences  aZoology  aStiles, Karl A