MolluscaBase taxon details
original description
Roth, B. (1990). New haplotrematid land snails, Ancotrema and Haplotrema (Gastropoda: Pulmonata), from the Sierra Nevada and North Coast Ranges, California. The Wasmann Journal of Biology, 47(1-2): 68-76.
page(s): 71, figs. 4-6 [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]