original descriptionWalker, B. (1908). New Michigan Lymnaeas. <em>The Nautilus.</em> 22(1): 4-9, pls. 1-2; 22(2): 16-19, pls 1-2., available online athttps://www.biodiversitylibrary.org/page/1743509 page(s): 7, pl. II, fig. 4 [details]
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