Araújo, M.L.R. Barreira, C. de A.R. Occurrence of Bucephalus sp. (TREMATODA: BUCEPHALIDAE)in Anomalocardia brasiliana (GMELIN, 1971)(MOLLUSCA: VENERIIDAE)at Canto da Barra Beach, Fortim, Ceará State, Brazil Subjects--Topical Terms: TREMATÓDEOANOMALOCARDIA BRASILIANABERBIGĂOMOLUSCOPARASITO