From:
Alpheus Hyatt
To:
Charles Robert Darwin
Date:
8 Jan [1875]
Source of text:
DAR 166: 358
Summary:
Encloses report on his paper "Old age characteristics among ammonites", [Proc. Boston Soc. Nat. Hist. 17 (1875): 236–41].
Stability of long inherited characters. Dependence of some recently acquired characters on the environment.
Contributor:
Darwin Correspondence Project