From:
Charles Robert Darwin
To:
Alexander Agassiz
Date:
[23 Oct 1870?]
Source of text:
DAR 143: 7
Summary:
Suggests time for AA to visit.
Contributor:
Darwin Correspondence Project
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
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
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
From:
Charles Robert Darwin
To:
Alexander Agassiz
Date:
5 May 1881
Source of text:
DAR 143: 11
Summary:
Responds to comments on geology of Florida.
Discusses coral reefs and paper by John Murray ["On the structure and origin of coral reefs and islands", Proc. R. Soc. Edinburgh 10 (1880): 505–18].
Comments on AA’s paper ["Paleontological and embryological development", Proc. Am. Assoc. Adv. Sci. 29 (1880): 389–414].
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Alexander Agassiz
Date:
1 [June] 1881
Source of text:
DAR 143: 10
Summary:
Thanks AA for letter on coral reefs. "I used to think … that areas of elevation and of subsidence must – as a general rule be separated by a single great line of fissure, or rather of several".
Suggests that AA urge again his views on reappearance of old characters.
Contributor:
Darwin Correspondence Project