From:
Johann Friedrich Theodor (Fritz) Müller
To:
Charles Robert Darwin
Date:
1 Apr 1867
Source of text:
DAR 110: B111–12; DAR 81: 167
Summary:
Cites cases of difference in coloration between the sexes of some species of Crustacea, annelids, and spiders.
Discusses dimorphic plants and self-sterility.
Outlines some experiments involving the crossing of different species of orchids.
Encloses extract from Carl Claus, Die freilebenden Copepoden [1863].
Contributor:
Darwin Correspondence Project