Traits name details
original description
(of ) Sowerby, G. B. II. (1842). Monograph of the genus <i>Helicina</i>. In G. B. Sowerby II (ed.), <i>Thesaurus conchyliorum, or monographs of genera of shells</i>. Vol. 1 (1): 1–16, pls 1–3. London, privately published [May 1842]. , available online at https://www.biodiversitylibrary.org/page/11076187 page(s): 11, pl. 2, figs. 83-85 [details]
basis of record
Bartsch, P. (1918). Classification of the Philippine operculate land shells of the family Helicinidae, with a synopsis of the species and subspecies of the genus <i>Geophorus</i>. <em>Journal of the Washington Academy of Sciences.</em> 8 (20): 643-657 [4 December]., available online at https://biodiversitylibrary.org/page/2035705 page(s): 650-651 [details] 
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