Traits taxon details
original description
Preston, H. B. (1913). New species and varieties of terrestrial and fluviatile shells from Equatorial Africa. <em>Revue de Zoologie Africaine.</em> 3 (1): 47-62, 212, pl. 4-6. Bruxelles [15 September]., available online at https://www.biodiversitylibrary.org/page/32991295 page(s): 54, pl. 4, fig. 7. [details]
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