original description
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): 435, pl. 22, 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]
additional source
Shuttleworth, R. J. (1854). Beiträge zur näheren Kenntniss der Land- und Süsswasser-Mollusken der Insel Portorico. <em>Mittheilungen der Naturforschenden Gesellschaft in Bern.</em> 1854 (314/316): 33-56., available online at https://biodiversitylibrary.org/page/11231275
page(s): 37 [details]
status source
Bank, R. A. (2011). Authorships and publication dates in malacology: some notes on the 2011 French Checklist of Welter-Schultes & al. <em>Mitteilungen der Deutschen Malakozoologischen Gesellschaft.</em> 86: 13-24. Frankfurt am Main [December].
page(s): 19 [details] Available for editors [request]
From editor or global species database