original description
(of Bulinus princeps Broderip, 1833) Sowerby, G. B. I; Sowerby, G. B. II. (1832-1841). <i>The conchological illustrations or, Coloured figures of all the hitherto unfigured recent shells</i>. London, privately published. , available online at http://www.biodiversitylibrary.org/item/109863
page(s): fig. 18 [details]
basis of record
Thompson, F. G. (2011). An annotated checklist and bibliography of the land and freshwater snails of México and Central America. <em>Florida Museum of Natural History Bulletin.</em> 50(1): 1-299.
page(s): 103 [details] Available for editors [request]
additional source
Breure, A. S. H. & Araujo, R. (2017). The Neotropical land snails (Mollusca, Gastropoda) collected by the “Comisión Científica del Pacífico.”. <em>PeerJ.</em> 5, e3065., available online at https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5354113/#
page(s): 41, fig. 19 E [details]
From editor or global species database
Type locality [El Salvador] ‘‘Conchagua, Central America’’ [details]