From:
Alexander Agassiz
To:
Charles Robert Darwin
Date:
[before 1 June 1871]
Source of text:
DAR 69: A43–6 DAR 89: 29–31
Summary:
Instances of sexual differences in viviparous fishes, suggested by reading chapters on sexual selection [in Descent] and by Mivart’s Genesis of species.
Notes on echinoderms.
Contributor:
Darwin Correspondence Project
