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Den Hartog C. (1966). A preliminary revision of the Proxenetes group (Trigonostomidae, Turbellaria). VI–X. Proceedings of the Koninklijke Nederlandse Akademie van Wetenschappen. Series C: Biological and Medical Sciences. 69: 97-163.
Den Hartog C. (1966). A preliminary revision of the Proxenetes group (Trigonostomidae, Turbellaria). VI–X. Proceedings of the Koninklijke Nederlandse Akademie van Wetenschappen. Series C: Biological and Medical Sciences. 69: 97-163.