RECORD: Darwin, C. R. 1846.07. Hooker has shown that where most species. CUL-DAR16.303. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)

REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 8.2023. 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-DAR16 contains calculations and tables for Darwin's 'big book' Natural Selection F1583.

[303]

(July 46)

Hooker has shown that where most species by no means most individuals — so the reverse — (I presume sociability comes in here) Hence it wd appear too favourable circumstance for a species, is not favourable ؟؟ for the variation & specification. It really appears that Herbert's notion statement that species of confined ranges are x most improved (hence vary in some respects most) is in connection with this fact of Hooker's.— Hence I must put it, when new forms introduced into island, it must not be perfectly adapted else will not vary. — On other hand, case of dogs; horses & cows singularly opposed to Herberts' view. —

(Statement must be confined to this)— (Chalk Lepadidæ on road to extinction.—

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Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)

File last updated 7 September, 2023