p. 183 - 191 CONTRIBUTIONS A L'ETUDE DES FRACTIONS LIPIDIQUES DE QUELQUES ESPECES DE MOLLUSQUES ET CREVETTES DES EAUX ROUMAINES DE LA MER NOIRE Natalia Rosoiu Institut Roumain de Recherches Marines Constantza Abstract In the paper, the total lipids, free and total fatty acids, unsaponified fraction, glycerol, glycerides and oleic acid in Mytilus galloprovincialis Lam., Mya arenaria L., Rapana thomasiana Grosse, Crangon crangon (L) and Palaemon sp., are presented.