Ferraz de Lima, C.L.B. Ceccarelli, P.S. Reis, N.S. Aspectos histopatologicos da acantocefalose em pacu, Piaractus mesopotamicus Holmberg, 1887 Histopathological aspects of the acanthocephalosis in pacu, Piaractus mesopotamicus Holmberg, 1887 Subjects--Topical Terms: PACUHISTOLOGIA ANIMALHELMINTO