From:
Charles Robert Darwin
To:
Leopold Friedrich August (August) Weismann
Date:
5 Apr 1872
Source of text:
DAR 148: 343
Summary:
Comments on AW’s work [Einfluss der Isolierung (1872)].
Discusses formation of local races.
Conchologist should investigate whether species of same genus vary during successive geological periods.
Comments on Franz Hilgendorf ["Über Planorbis multiformis", Monatsber. K. Preuss. Akad. Wiss. Berlin (1866): 474–504].
Believes sexual selection will be judged a powerful agency.
Contributor:
Darwin Correspondence Project