nsfw:racy: Possible ocr: a Fig- 45 Secondary wing-feathers of Pipra deliciosa Cfrom Mr. Sclater, in Proc. Zool. Soc., 18600. The three left-hand feathers, a, b, C, from the male; the three right-hand corresponding feathers, d, e, f, from the female. a, - d, 5th secondary wing-feather of male and female, upper surface; b, e, 6th secondary, upper surface; c,f, 7th secondary, lower surface. DARWIN: DESCENT OF MAN
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