A new species Axinoides belangerii n.sp (Monogenea: Axinidae) on gills of Johnius belangeri from Karachi Coast, Pakistan

Abstract

This paper reports a new species of monogenea of family Axinidae from the Karachi coast, Pakistan. Axinoides belangerii n.sp is found on the gills of fish Johnius belangerii and is characterized by elongated body, pointed anterior end with two oral suckers, obliquely truncated at posterior end. Mouth ventro terminal, pharynx oval in shape. Intestinal crura terminating near haptor. Testes 10-11 in number. Ovary situated nearly at equatorial region. Vagina funnel shaped, vaginal duct provided with small sphincter at anterior end. Uterus is spindle-shaped. Haptor with 39-40 clamps.