RECORD: Darwin, C. R. 1856.01. Isolation more important in distribution. CUL-DAR205.3.183. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 1.2022. 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-DAR205.3 contains notes on distribution of animals.
The brown crayon number '18' indicates that this document was filed by Darwin in his portfolio for the subject of Migration.
[183]
Jan. 1856 18
Isolation more important in distribution, even than great difference of climate - continents southern & Equatorial S. America. - S. Africa & North - S. Australia & North, these, (I believe) differ less than their 3 continents compared together certainly far less in Mammalia.
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 25 September, 2022