MolluscaBase taxon details
original description
(of Helix subaquila Shuttleworth, 1854) Shuttleworth, R. J. (1854). Beiträge zur näheren Kenntniss der Land- und Süsswasser-Mollusken der Insel Portorico. <em>Mittheilungen der Naturforschenden Gesellschaft in Bern.</em> 1854 (314/316): 33-56., available online at https://biodiversitylibrary.org/page/11231275
page(s): 37 [details]
basis of record
van der Schalie, H. (1948). The land and fresh-water mollusks of Puerto Rico. <em>Museum of Zoology, University of Michigan, Miscellaneous Publications.</em> no. 70: 1-134. (Ann Arbor).
page(s): 72-73, pl. 8, fig. 2 [details] Available for editors [request]
additional source
Hovestadt A. & Neckheim C. M. (2020). A critical checklist of the non-marine molluscs of St. Martin, with notes on the terrestrial malacofauna of Anguilla and Saint-Barthélemy, and the description of a new subspecies. <em>Folia Conchyliologica.</em> 57: 1-38., available online at http://cernuelle.com/file/Folia conchyliologica 57.pdf
page(s): 25 [details]