PARAMPHISTOMUM ALYKHANI N.SP.(TREMATODA:PARAMPHISTOMIDAE) IN GOATS OF KARACHI, SINDH, PAKISTAN

Abstract

The genus Paramphistomum Fishoedar, 1901 resides in the rumen of the ruminants where they cause clinical and subclinical diseases and leading to heavy losses to the stockholders. The present species of Paramphistomum is recognized as a new species by its morphological diagnostic features and named as Paramphistomum alykhani n.sp. in having rounded body with smaller sub-terminal oral sucker and a large ventral sucker, no posterior bulb is found in esophagus, a long caeca extending from oral sucker to acetabulum. Testes rounded and ovary large. Eggs oval, measuring 0.048-0.052 by 0.039-0.044mm.