On the proportions of the sexes in silk moths, fish, and eels.
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The Charles Darwin Collection
The Darwin Correspondence Project is publishing letters written by and to the naturalist Charles Darwin (1809–1882). Complete transcripts of letters are being made available through the Project’s website (www.darwinproject.ac.uk) after publication in the ongoing print edition of The Correspondence of Charles Darwin (Cambridge University Press 1985–). Metadata and summaries of all known letters (c. 15,000) appear in Ɛpsilon, and the full texts of available letters can also be searched, with links to the full texts.
On the proportions of the sexes in silk moths, fish, and eels.
Reports on Prof. Cornalia’s observations on the proportion of sexes in bees, and in healthy and sick silk moths, in nature and under domestication.
Asks CD’s permission to translate Variation into Italian [translation not published until 1876].