original description
Baker, F. C. (1908). A new American <i>Planorbis</i>. <em>The Nautilus.</em> 22(4-5): 45., available online at https://www.biodiversitylibrary.org/page/1743556
page(s): 45 [details]
basis of record
InvertEBase. (2018). Authority files of U.S. and Canadian land and freshwater mollusks developed for the InvertEBase (InvertEBase.org) project.
page(s): 45 [details]
From editor or global species database
Type locality Portage Lake, on Fish River, Aroostook County, Maine [details]