original description
Pilsbry, H. A. (1931). Land shells collected by Mr. H. N. Lowe in western Mexico. <em>The Nautilus.</em> 44(3): 81-84., available online at https://biodiversitylibrary.org/page/8514940
page(s): 83-84, pl. 5, fig. 5 [details]
basis of record
Thompson, F. G. (2011). An annotated checklist and bibliography of the land and freshwater snails of México and Central America. <em>Florida Museum of Natural History Bulletin.</em> 50(1): 1-299. [details] Available for editors
From editor or global species database