original description
Dall, W. H. (1924). Discovery of a Balkan fresh-water fauna in the Idaho Formation of Snake River Valley, Idaho. <em>United States Geological Survey Professional Paper.</em> 132-G: 109-115., available online at http://pubs.usgs.gov/pp/0132g/report.pdf
page(s): 115, pl. 26, fig. 1 [details] Available for editors [request]
From editor or global species database
Type locality "Mouth of King Hill Creek near Glenn's Ferry, Snake River canyon, Idaho, U. S. Geological Survey station 3486"; Glenns Ferry Formation, Pliocene [details]