MolluscaBase name details
original description
Clapp, G. H. (1920). A new species of <i>Pyramidula</i> from Alabama with notes on <i>P. cumberlandiana</i> with new varieties. <em>The Nautilus.</em> 34(1): 23-26, pl. 1., available online at https://www.biodiversitylibrary.org/page/27059796
page(s): 24, pl. 1, fig. 4 [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]