original description
Dall, W. H. (1892). Contributions to the Tertiary fauna of Florida with especial refrence to the Miocene silex-beds of Tampa and the Pliocene beds of the Caloosahatchie River. 2. Streptodont and other gastropods, concluded. <em>Transactions of the Wagner Free Institute of Science, Philadelphia.</em> 3(2): 201-473., available online at https://www.biodiversitylibrary.org/page/31456881
page(s): 294-295, pl. 22, fig. 10 [details]
additional source
Gardner, J.A. (1947) The molluscan fauna of the Alum Bluff Group of Florida. Part VIII. Ctenobranchia (remainder), Aspidobranchia, and Scaphopoda. United States Geological Survey Professional Paper, 142H, 493–656, pls. 52–62., available online at https://pubs.usgs.gov/pp/0142h/report.pdf
page(s): 581, pl. 55 fig. 27 [details]
From editor or global species database
Type locality lower bed at Alum Bluff, Chattahoochee River [details]