00291nam a2200097Ia 4500008004100000040003800041100001600079245003700095260004300132653001800175211214s9999    xx            000 0 und d  cJayakar Knowledge Resource Centre  aCarter, G S 0aGeneral zoology of invertebrates  bSidgwick and Jackson LtdaLondonc1951  aInvertebrates