MolluscaBase name details
original description
Preston, H.B. (1911). Descriptions of thirty-six new species of land and freshwater shells from British East Africa, chiefly from Mount Kenia and the neighbouring district. The Annals and Magazine of Natural History, (8) 7 (41): 463-476, pl. 11-12. London. [29 April]., available online at https://biodiversitylibrary.org/page/15815183
page(s): 465, pl. 11, fig. 5. [details]