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.

E. J.  De Vries, ?The biogeography of the genus Dugesia (Turbellaria, Tricladida, Paludicola) in the Mediterranean region?, Journal of Biogeography, vol. 12, pp. 509-518, 1985.

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.

E. M.  Lázaro, Sluys, R., Pala, M., Stocchino, G. Angela, Baguñà, J., and Riutort, M., ?Molecular barcoding and phylogeography of sexual and asexual freshwater planarians of the genus Dugesia in the Western Mediterranean (Platyhelminthes, Tricladida, Dugesiidae).?, Molecular Phylogenetics and Evolution, vol. 52, pp. 835-845, 2009.