original description
Walker, B. (1925). New species of North American Ancylidae and Lancidae. <em>Occasional Papers of the Museum of Zoology, University of Michigan.</em> 165: 1-13., available online at https://deepblue.lib.umich.edu/bitstream/handle/2027.42/56604/OP165.pdf?sequence=1&isAllowed=y
page(s): 6, pl. 3, figs. 1, 3 [details]
source of synonymy
Campbell S.C., Clark S.A., Lydeard C. (2017). Phylogenetic analysis of the Lancinae (Gastropoda, Lymnaeidae) with a description of the U.S. federally endangered Banbury Springs lanx. <em>ZooKeys.</em> 663: 107-132., available online at https://doi.org/10.3897/zookeys.663.11320 [details] Available for editors [request]
From editor or global species database
Type locality USA, California, McCloud River, Baird [details]