original description
Sowerby, G. B. III. (1909). Notes on the family Ampullariidae, with list of species, varieties, and synonyms, also descriptions of four new species. <em>Proceedings of the Malacological Society of London.</em> 8(6): 345–363. [5 October]., available online at https://www.biodiversitylibrary.org/page/32058566
page(s): 361, text-fig. [details]
basis of record
Petit, R. E. (2009). George Brettingham Sowerby, I, II & III: their conchological publications and molluscan taxa. <em>Zootaxa.</em> 2189: 1–218., available online at http://www.mapress.com/zootaxa/2009/f/z02189p218f.pdf [details]
additional source
Simone, L. R. L. (2006). <i>Land and Freshwater Molluscs of Brazil</i>. Editora Grafíca Bernardi, FAPESP. São Paulo, 390 pp.
page(s): 54 [details]
additional source
Vernhout, J. H. (1914). The non-marine molluscs of Surinam. <em>Notes from the Leyden Museum.</em> 36: 1-46, pls. 1-2., available online at https://www.biodiversitylibrary.org/page/14021311
page(s): 28, 41, 43 [details]
From editor or global species database