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U. S. NATIONAL MUSEUM BULLETIN NO. 50, PART 5, PL. XXX I. CURUCUJUS massena. 2. TROGON melanocephalus.
Page:Birds of North and Middle America partV Ridgway.djvu/947
U. S. NATIONAL MUSEUM BULLETIN NO. 50, PART 5, PL. XXX I. CURUCUJUS massena. 2. TROGON melanocephalus.