00322nam a2200121Ia 4500008004100000082001500041100001800056245003100074260002900105300001300134600001700147650003600164140224s9999    xx            000 0 und d  a595.132 L1  aBird, Alan F.  aThe structure of nematodes  aNew YorkbAcademicc1971  axi,318p.  aAlan F. Bird  aNematoda,Zoology-classification