MolluscaBase taxon details
original description
(of Helminthoglypta arrosa mailliardi Pilsbry, 1926) Pilsbry, H. A. (1926). Land mollusks (Helicidae) from central and northern California. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 78: 477-488, plates 36-40.
page(s): 483, pl. 38, figs. 10-15 [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]