ocr: Fig- 59 Portion of one of the secondary wing- feathers near to the body, showing the so- called elliptic ornaments. The right-hand figure is given merely as a diagram for the sake of the letters of reference. A, B, - C, D, - &c. A B C Rows of spots running down to - - - and forming the elliptic ornaments; b. Lowest spot or mark in row B; C. The next succeeding spot or mark in the same row, d. Apparently a broken prolonga- tion of the spot C. in the same row B. DARWIN: DESCENT OF MAN
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