original description(ofHelicina epistilia Guppy, 1868)Guppy, R. J. L. (1868). On the terrestrial mollusks of Dominica and Grenada, with an account of some new species from Trinidad. <em>Annals and Magazine of Natural History.</em> (4) 1: 429-442., available online athttps://biodiversitylibrary.org/page/22248819 page(s): 433-434 [details]
basis of recordRobinson, D. G., Hovestadt, A, Fields, A. & Breure, A. S. H. (2009). The land Mollusca of Dominica, Lesser Antilles, with notes on some enigmatic or rare species. <em>Zoologische Mededelingen.</em> 83(13): 615-650., available online athttps://www.repository.naturalis.nl/document/141971 page(s): 620, figs 3A, 6A [details] Available for editors [request]
additional sourceCharles, L. (2016). Inventaire de mollusques terrestres de Guadeloupe, Petites Antilles: données préliminaires. <em>Journal MalaCo.</em> 12: 47-56. page(s): 49 [details] Available for editors [request]
additional sourceEichhorst, T. E. (2016). <i>Neritidae of the world. Volume two</i>. <em>Harxheim: Conchbooks. Pp. 695-1366.</em> page(s): 1153, pl. 360, figs. 55a-c [details]
Present Inaccurate Introduced: alien Containing type locality
From editor or global species database
Distribution West India: Guadeloupe, Dominica, Martinique [details] Type locality Guadelopue, without precise locality [details]