MolluscaBase taxon 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
Gittenberger, E. & Ripken, Th. E. J. (1987). The genus Theba (Mollusca: Gastropoda: Helicidae), systematics and distribution. <em>Zoologische Verhandelingen.</em> 241: 1-59. Leiden [27 November].
page(s): 15, figs. 1, 14 [details] Available for editors [request]