original description
Whitfield, R.P. (1881). Notice of a new Genus and Species of Air-breathing Mollusk from the Coal-measures of Ohio, and Observations on <em>Dawsonella</em>. <em>American Journal of Science, third series.</em> 21(72): 125-128., available online at https://www.biodiversitylibrary.org/page/38922753
page(s): 126, textfigs 1-4 [details]
original description
(of Anthracopupa dunkardana Stauffer & Schroyer, 1920 †) Stauffer, C.R.; Schroyer, C.R. (1920). The Dunkard Series of Ohio. <em>Geological Survey of Ohio Bulletin, fourth series.</em> 22: 1-167.
page(s): 144-145, pl. 11, figs 12-16 [details]
original description
(of Naticopsis diminuta Stauffer & Schroyer, 1920 †) Stauffer, C.R.; Schroyer, C.R. (1920). The Dunkard Series of Ohio. <em>Geological Survey of Ohio Bulletin, fourth series.</em> 22: 1-167.
page(s): 145, pl. 11, figs 22-23 [details]
basis of record
Solem, A.; Yochelson, E.L. (1979). North American Paleozoic land snails, with a summary of other Paleozoic nonmarine snails. <em>United States Geological Survey Professional Paper.</em> 1072: 1-42., available online at https://pubs.usgs.gov/pp/1072/report.pdf
page(s): 15-20, pl. 1, figs 1-3, 8-10, 13-14, 18-19, pl. 5, figs 1-6, pl. 6, figs 1-6, pl. 7, figs 1-6, pl. 9, fig. 6, textfigs 3-5 [details]
basis of record
Henderson, J. (1935). Fossil non-marine Mollusca of North America. <em>Geological Society of America Special Papers.</em> 3: 1-313.
page(s): 150 [details] Available for editors [request]
From editor or global species database
Type locality Marietta, Ohio (USA) [details]