Archive image from page 558 of The descent of man . The descent of man : and selection in relation to sex descentofmanseledarw Year: 1874 BEAUTY OF THE QUADRUMANA. 545 equally, to both sexes. With many of the Quadrumana, we have additional evidence of the action of sexual selection in the greater size and strength of the males, and in the greater development of their canine teeth, in comparison with the females. Fig. 77, Cercopithecus petaurista (from Brehm). A few instances will suffice of the strange manner in which both sexes of some species are colored, and of the beauty of others. The

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Archive image from page 558 of The descent of man . The descent of man : and selection in relation to sex descentofmanseledarw Year: 1874 BEAUTY OF THE QUADRUMANA. 545 equally, to both sexes. With many of the Quadrumana, we have additional evidence of the action of sexual selection in the greater size and strength of the males, and in the greater development of their canine teeth, in comparison with the females. Fig. 77, Cercopithecus petaurista (from Brehm). A few instances will suffice of the strange manner in which both sexes of some species are colored, and of the beauty of others. The face of the Cercopithecus petaurista (fig. 77) is black, the 36

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