RECORD: Darwin, C. R. n.d. Dynastes Pan. CUL-DAR81.156. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 2.2022. RN1
NOTE: See record in the Darwin Online manuscript catalogue, enter its Identifier here. Reproduced with permission of the Syndics of Cambridge University Library and William Huxley Darwin. The volumes CUL-DAR80-86 contain material for Darwin's book Descent of man (1871).
Darwin cited this in Descent 1: 347, n16: "For this and other statements on the size of the sexes, see Kirby and Spence, ibid. vol. iii. p. 300; on the duration of life in insects, see p. 344."
Kirby, William and Spence, William. 1815-26. An introduction to entomology; or, elements of the natural history of insects. 4 vols. London. [Darwin Library in CUL]
[156]
Dynastes Pan the ♀ has large horn, but not so large as in ♂, on Head; & on thorax only vestige of horn whilst there is a great horn on thorax of male - so I must say that cephalic horns well developed in female, much too much to be called a rudiment.
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 25 September, 2022