A morphological study of Diplodiscus subclavatus (Pallas, 1760) (Trematoda: Diplodiscidae) adults from the accidental host, Viviparus contectus (Millet, 1813) (Caenogastropoda: Viviparidae)

Abstract

AbstractA phenomenon of switching of the parasite in the food chain to an accidental host is commonly observed in nature. However, there is little available data concerning the morphological descriptions of parasites that passively get into the atypical hosts and are capable, at least to some degree, of somatic growth and development of reproductive structures. A morphological survey of