MolluscaBase taxon details
original description
(of Pyrgulopsis spinosus Call & Pilsbry, 1886) Call, R. E. & Pilsbry, H. A. (1886). On <i>Pyrgulopsis</i>, a new genus of rissoid mollusk, with descriptions of two new forms. <em>Proceedings of the Davenport Academy of Natural Sciences.</em> 5: 9-14, pl. 2., available online at https://www.biodiversitylibrary.org/page/14051068
page(s): 14, pl. 2 figs 17-19 [details]
original description
(of Pyrgulopsis (Pyrgophorus) spinosa var. brevispira Ancey, 1888) Ancey, C. F. (1888). Étude monographique sur le genre <i>Pyrgulopsis</i>. <em>Bulletins de la Société Malacologique de France.</em> 5: 185-202., available online at https://www.biodiversitylibrary.org/page/16109607
page(s): 197 [details]
basis of record
Rosenberg, G.; Moretzsohn, F.; García, E. F. (2009). Gastropoda (Mollusca) of the Gulf of Mexico, Pp. 579–699 <i>in:</i> Felder, D.L. and D.K. Camp (eds.), Gulf of Mexico–Origins, Waters, and Biota. Texas A&M Press, College Station, Texas. [details] Available for editors [request]
additional source
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. [details] Available for editors [request]