<i>The Descent of Man</i>, Scan of Fig. 78. Cercopithecus diana (from Brehm).
<bdi><a href="https://en.wikipedia.org/wiki/en:Charles_Darwin" class="extiw" title="w:en:Charles Darwin"><span title="English naturalist and biologist (1809–1882)">Charles Darwin</span></a>
</bdi>
1875
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