RECORD: Darwin, C. R. 1857.10. There is relation in very few Families with few members. CUL-DAR205.9.330. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 10.2021. RN1
NOTE: The brown crayon number '22' indicates that this document was filed by Darwin in his portfolio for the subject of Palaeontology: extinction.
Reproduced with permission of the Syndics of Cambridge University Library and William Huxley Darwin. The volume CUL-DAR205.9 contains notes on palaeontology and geology [regarding theory of evolution].
[330]
Oct. 1857
There is relation in very few Families with few members - (Aphaniptera, Strepsitera, & Earwigs now generally acknowledged not to be Families) & the rarity of Fam. extinct??
22
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 25 September, 2022