RECORD: Darwin, C. R. n.d. CUL-DAR16.307-308. (John van Wyhe ed., 2002-. The Complete Work of Charles Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Text prepared and edited by John van Wyhe. 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.
307
Genera with 11 sp. & up |
Genera with 10 sp & down |
65 [÷] 334 [=] 194/1000 |
26,000 [÷] 100 [=] |
|
|
123 [÷] 65 [=] 1.89 |
41 [÷] 26 [=] 1.57 |
307v
241 |
39 |
73 |
32 |
5 |
19 |
209 |
43 |
54 |
|
|
|
193 |
52 |
91 |
32 |
5 |
19 |
225 |
57 |
110 |
308
26/100 260/1000
26 [÷] 100 [=] 260/1000
65/334 = 164/1000
65,000 [÷] 334 [=] 164
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 3 December, 2025