T.  Kaburaki, ?Freshwater triclads from the basin of the Inlé Lake?, Records of the Indian Museum, vol. 14, pp. 187-194, 1918.

R.  Kenk, ?Beiträge zum system der probursalier (Tricladida Paludicola)?, Zoologischer Anzeiger, vol. 89, pp. 145-162, 289-302, 1930.

P.  De Beauchamp, ?A propos d?une planaire du Congo Belge?, Revue de Zoologie et de Botanique Africaines, vol. 45, pp. 90-98, 1951.

M.  Kawakatsu, ?Report on Freshwater Planarians from Malaya and Thailand?, Contributions from the Biological Laboratory, Kyoto University, vol. 241, 1972.

I. R.  Ball, ?Freshwater triclads (Turbellaria, Tricladida) from the oriental region?, Zoological Journal of the Linnean Society, vol. 49, pp. 271-294, 1970.

I. R.  Ball, ?A contribution to the phylogeny and biogeography of the freshwater triclads (Platyhelminthes, Turbellaria)?, in Biology of the Turbellaria, New York: McGraw-Hill, 1974, pp. 339-401.

R.  Sluys, Kawakatsu, M., and Winsor, L., ?The genus Dugesia in Australia, with its phylogenetic analysis and historical biogeography (Platyhelminthes, Tricladida, Dugesiidae)?, Zoologica Scripta, vol. 27, pp. 273-289, 1998.