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Darwin Correspondence Project

To August Weismann   1 and 4 May 1875

The transcript of this letter is not yet available online.

Summary

Comments on AW’s work [Studien zur Descendenz-Theorie, vol. 1 (1875)].

On seasonal dimorphism in Lepidoptera in relation to sexual selection.

Discusses evolutionary reversion.

Comments on birds’ avoiding brightly coloured caterpillars. Offers references on subject.

Alpheus Hyatt says Franz Hilgendorf mistaken [about Planorbis multiformis].

Quotes from letter from J. J. Weir on birds’ rejection of brightly-coloured caterpillars.

Summary

Comments on AW’s work [Studien zur Descendenz-Theorie, vol. 1 (1875)].

On seasonal dimorphism in Lepidoptera in relation to sexual selection.

Discusses evolutionary reversion.

Comments on birds’ avoiding brightly coloured caterpillars. Offers references on subject.

Alpheus Hyatt says Franz Hilgendorf mistaken [about Planorbis multiformis].

Quotes from letter from J. J. Weir on birds’ rejection of brightly-coloured caterpillars.

Letter details

Letter no.
DCP-LETT-9965
From
Charles Robert Darwin
To
Leopold Friedrich August (August) Weismann
Sent from
Down
Source of text
DAR 148: 344
Physical description
4pp

Please cite as

Darwin Correspondence Project, “Letter no. 9965,” accessed on 14 November 2018, http://www.darwinproject.ac.uk/DCP-LETT-9965

Also published in The Correspondence of Charles Darwin, vol. 23

letter