RECORD: Darwin, C. R. 1877.10.07-08. Marsilea / Draft of Descent 1, folio 61. CUL-DAR209.14.42. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)

REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 7.2023. 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-DAR209.14 contains material for Darwin's book Movement in plants (1880). Draft is in the hand of Ebenezer Norman with corrections by Darwin. The text of the draft corresponds to Descent 1: 301-2.


[42]

Marsilea

Oct 7

Oct 8

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[42v]

61 71

Chap. 8

and six times in another, that the female births have exceeded the males. In Russia the proportion is as high as 108.9 to 100.33*(B) It is a singular fact that with Jews the proportion of male births is decidedly larger than with Christians: thus in Prussia the proportion is as 113, in Breslau as 114, and in Livonia as 120 to 100; the Christian births in these countries being the same as usual, for instance, in Livonia as 104 to 100.34*(C) It is a still more singular fact that in different nations, under different conditions & climates of Naples, Prus Prussia, Westphalia, France and England, the excess of male over female births is less when they are illegitimate than when legitimate.35*(D)

In various parts of Europe, according to Prof. Faye and other authors, "a still greater preponderance of males would be met with, if death struck both sexes in equal proportion in the womb and during birth. But the fact is, that for every 100 still-born females, we have in several countries from 134.6 to 144.9 still-born males." Moreover during the first four or five years of life more male children die than females; "for example in England, in during the first year, 126 boys die for every 100 girls,—a proportion which in France is still more


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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 18 August, 2023