Pilsbry, H. A. & Bequaert, J. C. (1927). The aquatic mollusks of the Belgian Congo: with a geographical and ecological account of Congo malacology. Bulletin of the American Museum of Natural History. 53: 69-602.
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Pilsbry, H. A. & Bequaert, J. C.
1927
The aquatic mollusks of the Belgian Congo: with a geographical and ecological account of Congo malacology
Bulletin of the American Museum of Natural History