Beck, T. & Rähle, W. (2006). Description of a newly discovered extinct representative of the genus Hemicycla Swainson, 1840 (Gastropoda, Helicidae) from La Gomera, Canary Islands. Basteria. 70: 53-56.
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Beck, T. & Rähle, W.
2006
Description of a newly discovered extinct representative of the genus <em>Hemicycla</em> Swainson, 1840 (Gastropoda, Helicidae) from La Gomera, Canary Islands