MolluscaBase name details
original description
Pilsbry, H. A. (1919). A review of the land mollusks of the Belgian Congo chiefly based on the collections of the American Museum Congo Expedition, 1909-1915. <em>Bulletin of the American Museum of Natural History.</em> 40: 1-370, pls I-XXIII.
page(s): 216 [details]
basis of record
Bank, R. A. (2017). Classification of the Recent terrestrial Gastropoda of the World. Last update: July 16th, 2017. [details]
additional source
Bruggen, A. C. van. (1996). Studies on the Streptaxidae (Mollusca, Gastropoda, Pulmonata) of Malawi. 4. A review of the subgenus <i>Plicigulella</i> of the genus <i>Gulella</i> in Malawi. <em>Proceedings of the Koninklijke Nederlandse Akademie van Wetenschappen.</em> 98(4): 329–341. [details]