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Den Hartog, C. (1964). A preliminary revision of the Proxenetes group (Trigonostomidae, Turbellaria). I-III. Proceedings of the Koninklijke Nederlandse Akademie van Wetenschappen. Series C. Biological and Medical Sciences. 67: 371-407.
Den Hartog, C. (1964). A preliminary revision of the Proxenetes group (Trigonostomidae, Turbellaria). I-III. Proceedings of the Koninklijke Nederlandse Akademie van Wetenschappen. Series C. Biological and Medical Sciences. 67: 371-407.
