(ofHelix mormonum L. Pfeiffer, 1857)Pfeiffer, L. (1857). Descriptions of thirty-one new species of land-shells, from Mr. Cuming's collection. <em>Proceedings of the zoological Society of London.</em> 25 (333): 107–112; 25 (334): 113. London [15 August] & [28 September]., available online athttps://www.biodiversitylibrary.org/page/32451252 page(s): 109 [details]
Type locality contained in California
type locality contained in California (origin: native) [from synonym] [view taxon][details]
original description(ofHelix mormonum L. Pfeiffer, 1857)Pfeiffer, L. (1857). Descriptions of thirty-one new species of land-shells, from Mr. Cuming's collection. <em>Proceedings of the zoological Society of London.</em> 25 (333): 107–112; 25 (334): 113. London [15 August] & [28 September]., available online athttps://www.biodiversitylibrary.org/page/32451252 page(s): 109 [details]
status sourceSullivan, R.M. (2021). Phylogenetic relationships among subclades within the Trinity bristle snail species complex, riverine barriers, and re-classification. <em>California Fish and Wildlife.</em> Special CESA Issue: 107-145., available online athttp://www.doi.org/10.51492/cfwj.cesasi.6[details] Available for editors [request]
Present Inaccurate Introduced: alien Containing type locality