De Vries, E. J. (1986). On the taxonomic status of Dugesia gonocephala and Dugesia subtentaculata (Turbellaria, Tricladida, Paludicola). J Zool, London. 209: 43-59.
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De Vries, E. J.
1986
On the taxonomic status of <i>Dugesia gonocephala</i> and <i>Dugesia subtentaculata</i> (Turbellaria, Tricladida, Paludicola)