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Agassiz, Alexander in correspondent 
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DCP-LETT-7415

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
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DCP-LETT-7793

From:
Charles Robert Darwin
To:
Alexander Agassiz
Date:
1 June [1871]
Source of text:
DAR 143: 8
Summary:

Discusses homologies in various animal groups.

Comments on Mivart [Genesis of species].

Contributor:
Darwin Correspondence Project

DCP-LETT-7918G

From:
Charles Robert Darwin
To:
Alexander Agassiz
Date:
28 Aug [1871]
Source of text:
Sotheby’s, New York (dealers) (13 December 2018, lot 236)
Summary:

Thanks AA for a ‘splendid case of gradation of structure’.

Contributor:
Darwin Correspondence Project

DCP-LETT-7932

From:
Charles Robert Darwin
To:
Alexander Agassiz
Date:
10 Sept [1871 or 1873]
Source of text:
DAR 143: 9
Summary:

Discusses exchange of books.

Contributor:
Darwin Correspondence Project
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