00301nam a2200109 a 450000500170000008200150001710000250003211000210005724500460007826000440012430000230016820251203110136.0  a594.1bKAS  aKasyanov, V.L. et al  aPawson, David L.  aLarvae of marine Bivalves and echinoderms  aNew DelhibAmerind Publishing co.c1997  aviii,288p.c23 cm.