MolluscaBase name details
original description
(of Helicina (Isoltia) Guppy, 1895) Guppy, R. J. L. (1895). On a landshell of the genus <i>Helicina</i> from Grenada and on the classification of the Helicinidae. <em>Proceedings of the Victoria Institute of Trinidad.</em> Pt. 2: 72-77., available online at https://www.biodiversitylibrary.org/page/54372350
page(s): 76 [details]
basis of record
Bank, R. A. (2017). Classification of the Recent terrestrial Gastropoda of the World. Last update: July 16th, 2017. [details]
additional source
Baker, H. B. (1927). Guppy's groups of Helicinidae. <em>The Nautilus.</em> 41(1): 22-23., available online at https://www.biodiversitylibrary.org/page/8519749
page(s): 22 [details]
source of synonymy
Boss, K. J.; Jacobson, M. K. (1973). Monograph of the genus Alcadia in Cuba (Mollusca: Prosobranchia: Helicinidae). <em>Bulletin of the Museum of Comparative Zoology at Harvard College.</em> 145: 311-358., available online at https://www.biodiversitylibrary.org/page/4336305 [details]