E. J.  de Vries, ?A synopsis of the nominal species of the subgenus Dugesia (Platyhelminthes: Tricladida: Paludicola) from Africa and Madagascar?, Zoological Journal of the Linnean Society, vol. 92, pp. 345-382, 1988.

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.