Traits taxon details
original description
(of ) Lea, I. (1838). Description of new freshwater and land shells. <em>Transactions of the American Philosophical Society.</em> new ser., 6: 1-154, plates 1-24., available online at https://www.biodiversitylibrary.org/page/26881423 page(s): 100, pl. 23, fig. 84 [details]
basis of record
InvertEBase. (2018). Authority files of U.S. and Canadian land and freshwater mollusks developed for the InvertEBase (InvertEBase.org) project. [details]
additional source
Ingram, W. M. (1943). Epiphragm removal and fecal string deposition by <i>Helminthoglypta nickliniana</i> (Lea). <em>The Nautilus.</em> 57(2): 71-72., available online at https://www.biodiversitylibrary.org/page/8515529 [details]
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