00461nam a2200133Ia 4500008004100000082001400041100002800055245013000083260004600213300000800259650001800267650002400285653001800309170901s1959    xx            000 0 und d  a592bH99I  aHyman, Libbie Henrietta 0aInvertebratesbSmaller Coelomate Groups Chaetognatha, Hemichordata Pogonophora Phoronida, Ectoprocta, Brachiopoda Sipunculida  aNew YorkbMcGraw-Hill Book Co. Inc.c1959  a783  aPure Sciences  aZoological sciences  aInvertebrates