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From W. C. L. Martin   [1859–61]

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Summary

Examples of animals that dwell in dark places, some of which are blind, some not. Asks: where causes are the same, why is not the effect? Does not think disuse is the answer, but arrested development.

Comments also on the absence of a ligament in four mammals and asks how natural selection accounts for this.

Author:  William Charles Linnaeus Martin
Addressee:  Charles Robert Darwin
Date:  [1859–61]
Classmark:  DAR 47: 211–13
Letter no:  DCP-LETT-2629

From William Charles Linnaeus Martin   [1859–61]

Summary

MS of a paper called "Comments on Mr Darwin’s grand theory", which generally supports CD but proposes that present flightless birds are primitive. Paper supplemented by a diagram showing the phylogeny of birds.

Author:  William Charles Linnaeus Martin
Addressee:  Charles Robert Darwin
Date:  [1859–61]
Classmark:  DAR 171: 56/1–15
Letter no:  DCP-LETT-13827
Document type
letter (2)
Author
Addressee
Correspondent
Darwin, C. R.[X]
Martin, W. C. L.[X]
Date
1859 (2)
letter