Search: Darwin, C. R. in addressee 
Wollaston, T. V. in author 
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1850-1859 in date 
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Showing 18 of 8 items

From:
Thomas Vernon Wollaston
To:
Charles Robert Darwin
Date:
2 Mar [1855]
Source of text:
DAR 181: 136
Summary:

Hybrid insects.

Description of the Salvages.

Variability of "transition groups" of insects; relation of variability to ranges of insects. The variability of wings, even within species. Reduction of flying ability on isolated islands.

Forbes’s "Atlantis" theory and insect fauna of the Atlantic islands, considered with regard to insect migrations.

Contributor:
Darwin Correspondence Project
From:
Thomas Vernon Wollaston
To:
Charles Robert Darwin
Date:
[Feb 1856]
Source of text:
DAR 205.3: 299
Summary:

Sends Madeira specimens, including frogs recently introduced into the island, and flourishing.

Contributor:
Darwin Correspondence Project
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From:
Thomas Vernon Wollaston
To:
Charles Robert Darwin
Date:
[27 June 1856]
Source of text:
DAR 181: 137
Summary:

Madeiran insects. Regards the "Atlantic province" as a centre of the Coleoptera.

Contributor:
Darwin Correspondence Project
From:
Thomas Vernon Wollaston
To:
Charles Robert Darwin
Date:
[c. 27 June 1856]
Source of text:
DAR 205.3: 300
Summary:

On the relationship of the loss of the powers of flight [in Coleoptera] to increase of bulk.

Contributor:
Darwin Correspondence Project
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From:
Thomas Vernon Wollaston
To:
Charles Robert Darwin
Date:
[11 or 18] Dec 1856
Source of text:
DAR 205.3: 301
Summary:

Informs CD that the "dishonest mollusks" were collected in May 1855 in Porto Santo. Describes some Madeira species. Though believing in "species" more and more, these may be "mere insular modifications".

Contributor:
Darwin Correspondence Project
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From:
Thomas Vernon Wollaston
To:
Charles Robert Darwin
Date:
[early Nov 1856]
Source of text:
DAR 181: 138
Summary:

Variability of certain features within insect genera.

Contributor:
Darwin Correspondence Project
From:
Thomas Vernon Wollaston
To:
Charles Robert Darwin
Date:
[12 Apr 1857]
Source of text:
DAR 181: 139
Summary:

Lists groups of insects absent from the Madeiran fauna.

Contributor:
Darwin Correspondence Project
From:
Thomas Vernon Wollaston
To:
Charles Robert Darwin
Date:
[Nov–Dec 1857]
Source of text:
DAR 16: 223
Summary:

He was unaware that varieties occurred proportionately more in large genera.

Recommends a work [Leonard Gyllenhaal, Insecta Suecica, 4 vols. (1808–27)] for tabulating varieties.

Lists "close geographical representatives of Europaean species" based on the species numbers [in T. V. Wollaston, Catalogue of the coleopterous insects of Madeira (1857)].

Contributor:
Darwin Correspondence Project
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