MolluscaBase taxon details
original description
Roth, B. (1975). Description of a new terrestrial snail from San Nicolas Island, California (Gastropoda: Stylommatophora). Bulletin of the Southern California Academy of Sciences, 74(2): 94-96.
page(s): 94, fig. 1 [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]