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): 79-80, pl. 9, fig. 4 [details]
From editor or global species database
Type locality Texas, Milam County, Smiley's Bluff, Brazos River, 2 miles above the mouth of Pond Creek [details]