MolluscaBase taxon details
original description
(of Spiraxis borealis Pilsbry, 1904) Pilsbry, H. A. (1904). Mexican land and freshwater mollusks. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 55: 761-789, pls. 47-54 [1903]., available online at http://biodiversitylibrary.org/page/6601088
page(s): 775, pl. 50, fig. 6-6a [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. [details] Available for editors [request]