MolluscaBase taxon details
original description
(of Bulimus variatus var. subgracilior Wollaston, 1878) Wollaston, T.V. (1878). Testacea Atlantica or the land and freshwater shells of the Azores, Madeiras, Salvages, Canaries, Cape Verdes, and Saint Helena. i-xi, [1], 1-588, 1-16. London. (Reeve)., available online at https://www.biodiversitylibrary.org/page/18928631 page(s): 418 [details]
basis of record
Bank, R. A.; Neubert, E. (2017). Checklist of the land and freshwater Gastropoda of Europe. Last update: July 16th, 2017. [details]
additional source
Alonso, M.R., Henríquez, F.C. & Ibáñez, M. (1995). Revision of the species group Napaeus variatus (Gastropoda, Pulmonata, Buliminidae) from the Canary Islands, with description of five new species. Zoologica Scripta, 24 (4): 303-320. Stockholm / Oslo, available online at https://onlinelibrary.wiley.com/doi/epdf/10.1111/j.1463-6409.1995.tb00477.x page(s): 318 [details] Available for editors [request]
identification resource
Ibáñez, M., Alonso, M.R., Yanes, Y., Castillo, C. & Groh, K. (2007). Presence of the genus Napaeus (Gastropoda: Pulmonata: Enidae) living in all the islands of the Canarian Archipelago: Napaeus lichenicola sp. nov. from Fuerteventura island. Journal of Conchology, 39 (4): 381-389. London. page(s): 385, Fig. 5 [details] Available for editors [request]
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