original description(ofLimnaea onychia Westerlund, 1883)Westerlund, C. A. (1883). Von der Vega-Expedition in Asien gesammelte Binnenmollusken. <em>Nachrichtsblatt der Deutschen Malakozoologischen Gesellschaft.</em> 15 (3/4): 48-59. Frankfurt am Main [March/April]., available online athttp://biodiversitylibrary.org/page/31121693 page(s): 49 [details]
basis of recordKruglov, N.D. & Starobogatov, Ya.I. (1993). Guide to Recent molluscs of northern Eurasia. 3. Annotated and illustrated catalogue of species of the family Lymnaeidae (Gatropoda Pulmonata Lymnaeiformis) of Palaearctic and adjacent river drianages areas. Part 2. Ruthenica, 3 (2): 161-181. Moskva. page(s): 171 [details]
additional sourceHabe T. (1984). Type specimens of the Japanese land and freshwater molluscs collected during the Vega Expedition and housed in the Swedish Natural History Museum in Stockholm. <em>Venus, Japanese Journal of Malacology.</em> 43(4): 305-313., available online athttps://doi.org/10.18941/venusjjm.43.4_305 page(s): 310, pl. 1, fig. 11 [details] Available for editors [request]
Present Inaccurate Introduced: alien Containing type locality
From editor or global species database
Distribution Endemic to the Biwa lake [details] Type locality Type locality: Japan, Biva (=Lake Biwa), Shiga Pref., Honshu. [details]