RECORD: Darwin, C. R. n.d. Additional facts to add to Walsh about adaptation. CUL-DAR81.148. 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: 343.
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]
[148]
Additional facts to add to Walsh about adaptation for male to hold on by.
Acilius sulcatus furrows in female thickly set with hair.  Puncturing also - Spines, Trochanters & Spurs. – Incrassated legs, but this by no means always sexual (Kirby vol. 3 p. 333)
p. 336 Sucking plates & cushions to tarsi
p. 332 Either pair of all 3 pairs of legs elongated sometimes to an extraordinary degree
This must all earlier in discussion, as marked
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 25 September, 2022