MolluscaBase name details
original description
Sowerby, G. B. I. (1841). Descriptions of new species of the family Helicidae, collected by Mr. H. Cuming in the Philippine Islands. <em>Proceedings of the Zoological Society of London.</em> 1840: 87-91, 96-104, 116-118. [April 1841]., available online at https://biodiversitylibrary.org/page/30571521
page(s): 39 [details]
additional source
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]