RECORD: Darwin, C. R. n.d. I want Visiani divided into 8 sp & upwards / [Instructions to Mr Norman?]. CUL-DAR16.271. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 3.2023. 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.
[271]
8 sp & upwards ── 7— 4 both inclusive.
You will have to pick out & make list from big side, the genera with 7 & 6 sp. subtract from big side & this will give you the big side.—
Add to the genera with 7 & 6, those with 5, which are already added up & then pick out from small side all those with 4 species, & this will give you small side. Divide 2d column by first & 3d column by second.─
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 7 September, 2023