From:
Roland Trimen
To:
Charles Robert Darwin
Date:
20 Feb 1868
Source of text:
DAR 85: B59–60a
Summary:
Proportion of sexes in butterflies; discussion of subject at meeting of Entomological Society, London.
Attraction of males by female Lasiocampa quercus. [see Descent 1: 311–12.]
Contributor:
Darwin Correspondence Project