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By: Bell, Ernest L. (Ernest Layton), - Pinkus, A. S.Edition:Publication info: New York City, The American Museum of Natural History, [1934]Volume: no.745 (1934)Series:Holding Institution: American Museum of Natural History LibrarySubjects: 59.57,89H(85) Butterflies Classification Hesperiidae Insects Peru Trinidad Trinidad and TobagoBHL Collections: