MolluscaBase taxon details
original description
(of Alaea keniana Preston, 1912) Preston, H.B. (1912). Diagnoses of new species of terrestrial and fluviatile shells from British and German East Africa, with the description of a new genus (Eussoia) from the Eusso Nyiro River, B.E. Africa. <em>Proceedings of the Zoological Society of London.</em> 80 (1): 183-193, pl. 31-33. [13 March]., available online at https://www.biodiversitylibrary.org/page/31854893
page(s): 189, pl. 31, fig. 6. [details]
basis of record
Bruggen, A. C. van. (1994). Revisionary notes on <i>Negulus</i> O. Boettger, 1889, a genus of minute African land snails (Gastropoda Pulmonata: Vertiginidae). <em>Zoologische Mededelingen.</em> 68 (2): 5-20. Leiden., available online at https://repository.naturalis.nl/pub/318176
page(s): 13 [details]