original description
Morrison, J. P. E. (1946). The nonmarine mollusks of San José Island, with notes on those of Pedro Gonzáles Island, Pearl Islands, Panama. <em>Smithsonian Miscellaneous Collections.</em> 106(6): 1-49, pls. 1-3., available online at https://www.biodiversitylibrary.org/page/27394378
page(s): 39, pl. I, fis. 5, 6 [details]
additional source
Wurtz, C. B. (1951). Catalogue of Ancylidae of South and Central America and the West Indies, with description of a new species. <em>The Nautilus.</em> 64(4): 123-131, pl. 4., available online at https://www.biodiversitylibrary.org/page/8524394
page(s): 125 [details]
From editor or global species database
Type locality Panama, Archipelago de las Perlas, San Jose Island, fllod-plain pools along the middle reaches of the stream opening into the northwest mangrove swamp. [details]