ECHINOSTOMA CRIBBI SP.N. (TREMATODA: ECHINOSTOMATIDAE) IN A BIRD FROM DISTRICT MATIARI, SINDH, PAKISTAN

Abstract

Echinostoma cribbi sp.n. is being described here, collected from the small intestine of the bird cattle egret (Bubulcus ibis Linn., 1758). The new species is characterized by 38–40 collar spines absence of esophagus, having contiguous ovary and testes, anterior testis smaller as compared to posterior testis and a different host and locality. This is the ninth species of Echinostoma Rud., 1809 being reported from a bird of Pakistan.