00282nam a2200109Ia 4500008004100000082002100041100002200062245002600084260003500110300000800145650001900153120425s9999    xx            000 0 und d  a ZOO  592  HEG-I  a Hegner, Robert W  a Invertebrate zoology  b Macmillan Co., New Yorkc1954  a570  a Invertebrates