Kozloff, E N Redescription of Syndesmis echinorum François, 1886 (Turbellaria: Neorhabdocoela: Umagillidae), with comments on distinctions between Syndesmis and Syndisyrinx. [electronic resource] - The Journal of parasitology Feb 1987 - 184-93 p. digital Publication Type: Journal Article ISSN: 0022-3395 Subjects--Topical Terms: AnimalsFemaleGenitalia, Male--anatomy & histologyIntestines--parasitologyMaleSea Urchins--parasitologyTurbellaria--anatomy & histologyUterus--anatomy & histologyVagina--anatomy & histology