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Specimen Trachycystis pseudocharopa Preston, 1911
MT.2894 IG:10591 (ex tiroir 939) Trachycystis pseudocharopa Preston, 1911 1 cotype Loc: Kenya, Naivasha; Brit East Africa Rév: Dr W. Adam, 1984 2°label Goniodiscus pseudocharopa Preston, 1911 Co-type Preston, 20.10.11
Located in Virtual collections / / Gastropoda / Charopidae
Specimen Trachycystis rugosus Preston, 1911
MT.2893 IG:10591 (ex tiroir 939) Trachycystis rugosus Preston, 1911 1 cotype Loc: Kenya, Mount Kenia; 9000-10.000 ft Brit East Africa Rév: Dr W. Adam, 1984 2°label Goniodiscus rugosus Preston Co-type Mt. Kenia; 9-10.000 ft Preston, 14.02.11 note by C. d'Udekem d'Acoz 2022: 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. 16.
Located in Virtual collections / / Gastropoda / Charopidae
Image JPEG image ventral-BIG.jpg
Located in Virtual collections / / Planorbidae / Gyraulus kigeziensis Preston, 1912