RECORD: Darwin, C. R. 1854.11. The leading character of volcanic isld is isolation. CUL-DAR205.2.108. 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.
[108]
A leading character of volcanic islds is isolation — look over whole ocean, & cause is that they are due to elevation, therefore if Tristan d'Acunha, Kerguelen Land, Auckland & Campbell had been formed of any other rock besides volcanic, there might have been some argument for connections; so with Azores & Madeira. Nov/54/ Means of Distrib
[in margin:] So again Norfolk Isd & Howes Isd I believe are volcanic
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 25 September, 2022