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Schilder, F. A. (1939). Die Genera der Cypreacea. Archiv fur Molluskenkunde. 71(5-6): 165-201, pls 7-8.
Schilder, F. A. (1939). Die Genera der Cypreacea. Archiv fur Molluskenkunde. 71(5-6): 165-201, pls 7-8.