original description
Harris, G. D. (1895). New and otherwise interesting Tertiary Mollusca from Texas. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 47: 45-88, 9 pls., available online at https://www.biodiversitylibrary.org/page/26323100
page(s): 50-51, pl. 2, figs. 5a-b [details]
From editor or global species database
Type locality Rio Grande at Webb-Zapata County Line, Texas (first locality listed) [details]