original description(ofPlanorbis campanulatus var. wisconsinensis Winslow, 1926)Winslow, M.L. (1926). The varieties of Planorbis campanulatus Say. Occasional Papers of the Museum of Zoology, University of Michigan, 180: 1-9, plates 1-2. page(s): 5, pl. 2, figs. 14-16 [details]
basis of recordMozley, A. (1932). Notes on western Canadian Mollusca - <i>Planorbis campanulatus wisconsinensis</i> Winslow. <em>The Nautilus.</em> 46(2): 59-62., available online athttps://www.biodiversitylibrary.org/page/8519406[details]
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