MolluscaBase name details
original description
(of Helix intertextus A. Binney, 1840) Binney, A. (1841). A monograph of the Helices inhabiting the United States. Boston Journal of Natural History, 3 (4) ["1840"] : 405-438, Pl. 11, 20-25. Boston., available online at https://www.biodiversitylibrary.org/page/32416142
page(s): 413, pl. 20, fig. 2 [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
Johnson, C. W. (1900). Some notes on the land shells of western Florida. <em>The Nautilus.</em> 13(12): 141-143., available online at https://www.biodiversitylibrary.org/page/42800047
page(s): 142 [details]
additional source
Anonymous. (1896). Shells of Maryland. <em>The Nautilus.</em> 10(2): 23., available online at https://www.biodiversitylibrary.org/page/1818956 [details]