Traits taxon details
original description
(of ) Gould, A. A. (1859). Descriptions of shells collected by the North Pacific Exploring Expedition. <em>Proceedings of the Boston Society of Natural History.</em> 7: 40-45., available online at http://www.biodiversitylibrary.org/page/9249721#page/48/mode/1up page(s): 40 [details]
basis of record
Meier-Brook, C. (1983). Taxonomic studies on <i>Gyraulus</i> (Gastropoda: Planorbidae). <em>Malacologia.</em> 24 (1/2): 1-113. Ann Arbor [29 September]., available online at https://www.biodiversitylibrary.org/page/13108482 [details] Available for editors 
additional source
Vinarski, M. V.; Kantor, Yu. I. (2016). Analytical catalogue of fresh and brackish water molluscs of Russia and adjacent countries. A. N. Severtsov Institute of Ecology and Evolution of Russian Academy of Science, Moscow, 544 pp. page(s): 380 [details] Available for editors 
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