Archive image from page 383 of The descent of man, and. The descent of man, and selection in relation to sex descentofmansel01darw Year: 1871 !. — Chiasogiiathns i, reduced. Upper male; lower figure. ' Wcstwood, 'Modem Class.' vol. i. \i. 184. Wollaston, On certain musical Curculionidee, ' Annals and Mag. of Kat. Hist.' vol. vi. 1860, p. 14.

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