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Histology of gonads and cephalic brood pouch of the marine gastropod Planaxis sulcatus of Karachi Coast (Pakistan)
Authors:Ahmed  Muzammil  Siddiqui  Ghazala
Institution:(1) Centre of Excellence in Marine Biology, University of Karachi, Karachi, 75270, Pakistan
Abstract:This histological study of 141 specimens of adult Planaxis sulcatus from Karachi showed thepresence of only female gametes in gonadal follicles,supporting the conclusion of earlier workers that thespecies may be parthenogenetic. The gonadal folliclesof several snails were occupied by an unidentifiedtrematode parasite.
Keywords:Gonadal histology  Planaxis  Karachi
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