On a collection of Peruvian Neniinae (Mollusca : Gastropoda : Clausiliidae) : with a check-list and a provisional key to all the Peruvian species known - Loosjes, F. E., (Fredrik Elisa); Loosjes-Van Bemmel, A. C. W. (Leiden : E. J. Brill, 1984)
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Keywords: Mollusks -- Peru; Gasteropoda -- Peru