Barros, L.A. Arruda, V.S. de Gomes, D.C. Pinto, R.M. First natural infection by Ascocotyle (Phagicola)longa Ransom (Digenea, Heterophyidae)in an avian host, Ardea cocoi Linnaeus (Aves, Ciconiformes, Ardeidae)in Brazil Subjects--Topical Terms: PARASITO DE ANIMALGARÇADISTRIBUIÇÃO GEOGRÁFICA