original description
Hanna, G. D. & Smith, A. G. (1933). Two new species of <i>Monadenia</i> from northern California. <em>The Nautilus.</em> 46(3): 79-86, pls 5-6., available online at https://www.biodiversitylibrary.org/page/8519430
page(s): 84, pl. 5, figs. 6-8 [details]
status source
Sullivan, 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 at http://www.doi.org/10.51492/cfwj.cesasi.6 [details] Available for editors [request]
From editor or global species database
Type locality "from Samwel Cave, Shasta County, California" [details]