RECORD: Darwin, C. R. 1854.10. When whole world getting colder much extinction & migration. CUL-DAR205.2.104. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 5.2022. 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 volume CUL-DAR205.2 contains notes on means of distribution.
[104]
Oct /54/
When whole world getting colder much extinction & migration, (yet mountain plants wd descend & spread) little creation. When getting warmer much creation — So also shape of land wd alter rate of creation — whether meridianal or latitudinal.
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 25 September, 2022