1. Bilquees, F.M. (1981) Digenetic trematodes of fishes of Karachi coast. Karachi: Kifayat Academy, 207 pp.
2. Brooks, D.R., O'Grady, R.T. & Glen, D.R. (1985) Phylogenetic analysis of the Digenea (Platyhelminthes: Cercomeria) with comments on their adaptive radiation. Canadian Journal of Zoology, 63, 411–443.
3. Cable, R.M. (1974) Phylogeny and taxonomy of trematodes with reference to marine species. In: W.B.Vernberg (Ed.) Symbiosis in the sea. Columbia: University of South Carolina Press, 173–193.
4. Gartner, J.V.Jr & Zwerner, D.E. (1989) The parasite faunas of meso- and bathypelagic fishes of Norfolk Submarine Canyon, western North Atlantic. Journal of Fish Biology, 34, 79–95.
5. Issa, G.I. (1963) A new species of Monorchis (Trematoda: Monorchidae) from the gilt-head fish of the Mediterranean Sea. Proceedings of the Helminthological Society of Washington, 30, 29–31.