MolluscaBase taxon details
basis of record
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. Bulletin of the American Museum of Natural History, 40: 1-370, pls I-XXIII., available online at http://digitallibrary.amnh.org/handle/2246/916
page(s): 168 [details]