Bequaert, J. & Clench, W. J. (1936). An unusually thick-shelled Achatina from the Kivu region, Belgian Congo. Bulletin du Musee Roy d'Histoire Naturelle de Belgique. 123: 1-4.
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Bequaert, J. & Clench, W. J.
1936
An unusually thick-shelled Achatina from the Kivu region, Belgian Congo
Bulletin du Musee Roy d'Histoire Naturelle de Belgique