Image of facing pages (p. 34-35) from The descent of man, and selection in relation to sex / by Charles Darwin. London : John Murray, 1871. Page 34 is primarily text with illustration of different appearance of the male and female Ceratophora stoddartii. Page 35 has larger illustrations of the different appearance of the male and female Chameleon bifurcus.
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Exhibited: "Rewriting the book of nature"
Rewriting the book of nature and Is part of: Descent of man, and selection in relation to sex; See related catalog record: 60820030R