First record of genus Thaparotrema Gupta, 1955 (Trematoda: Ophisthorchiidae) in Pakistan

Abstract

During recent study on helminth parasites of freshwater fishes of district Jamshoro, Sindh, Pakistan, a total of 23 host fishes Rita rita (Siluriformes: Bagridae) were examined. During helminthic examination only 04 trematodes belonging to the genus Thaparotrema Gupta, 1955 were collected from gallbladder of 04 fishes. These specimens have close resemblance with Thaparotrema pedicellatum (Verma, 1927) in all essential features and identified as such. Previously this species is reported from intestine of R. Rita in India whereas present one is recorded from gallbladder of the same host. This is first record of the genus Thaparotrema Gupta, 1955 from Pakistan.