RECORD: Darwin, C. R. n.d. Abstract of Transactions of the Entomological Society, 1871. CUL-DAR89.51. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 11.2021. 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-DAR 87-90 contain material for Darwin's book Descent of man 2d ed. (1874-1877).
Transact Ent. Soc 1871. Part V. p. XXXIX - 2 species of Libellulidæ in one of which sexes differ much, & the ♀ resemble both sexes of allied species, in which sexes do not differ.
p. do Female Ephemeridae full of eggs are devoured by Fishes, not so the ♂s. Westwood.
[part of draft of Expression, chapter 9, p. 235.]
Decision or determination. [words excised:] The firm closure of the
mouth tends to give an expression
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 25 September, 2022