MolluscaBase taxon details
original description
(of Pyramidula (Gonyodiscus) imitata E. A. Smith, 1903) Smith, E. A. (1903). Descriptions of new species of land shells from Central Africa. <em>Journal of Conchology.</em> 10: 315–319., available online at https://www.biodiversitylibrary.org/page/31650135
page(s): 317, pl. 4, fig. 14. [details]
original description
(of Trachycystis approximans Preston, 1911) 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): 468, pl. 11, fig. 15. [details]
original description
(of Trachycystis pseudocharopa Preston, 1911) 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): 468, pl. 11, fig. 14. [details]
original description
(of Helix (Patula) abyssinica Jickeli, 1874) Jickeli, C. F. (1874). Fauna der Land- und Süsswasser-Mollusken Nord-Ost-Afrika's (Die erste Abtheilung der wissenschaftlichen Resultate seiner Reise mit einschliessend). <em>Nova Acta der Kaiserlichen Leopoldinisch-Carolinischen Deutschen Akademie der Naturforscher.</em> 37 (1): 1-352, 11 plates. Halle., available online at https://www.biodiversitylibrary.org/page/12577303
page(s): 58, pl. 4, fig. 20 [details]
basis of record
Verdcourt, B. (2006). A revised list of the non-marine Mollusca of East Africa (Kenya, Uganda and Tanzania, excluding Malawi). B. Verdcourt, Maidenhead. Pp. 1–75.
page(s): 30 [details] Available for editors [request]