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Lyell, Charles in addressee [X]
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To Charles Lyell   1 September [1860]

Summary

Discusses at length CL’s criticisms of natural selection.

Comments on possible former connection between the Galapagos and South America.

Discounts survival of mammals on atolls.

Discusses reptile origin of mammals.

Discounts development of a mammal on an island and the descent of mammals from a bird.

The antiquity of islands.

Comments on bats of New Zealand. Geographical distribution of seals. Discusses Amblyrhynchus.

Glad CL will read his MS on origin of dogs [Variation 1: 15–43].

Author:  Charles Robert Darwin
Addressee:  Charles Lyell, 1st baronet
Date:  1 Sept [1860]
Classmark:  American Philosophical Society (Mss.B.D25.225)
Letter no:  DCP-LETT-2903

To Charles Lyell   12 September [1860]

Summary

Additional response, at length, to CL’s criticisms of natural selection. Comments on failure of rodents to develop in Australia. Argues that most species become extinct and do not develop. Discusses variability, especially variability of rudimentary organs. Extinction among ammonites. Survival of Ornithorhynchus. Descent of marsupials and placentals. Emphasises embryological argument for descent of species.

Author:  Charles Robert Darwin
Addressee:  Charles Lyell, 1st baronet
Date:  12 Sept [1860]
Classmark:  American Philosophical Society (Mss.B.D25.226)
Letter no:  DCP-LETT-2915

To Charles Lyell   23 [September 1860]

Summary

Hopes to get Asa Gray’s review of Origin republished.

Argues for single origin of mammals.

Encloses two phylogenetic diagrams indicating possible descent of mammals.

Comments on rodents, marsupials, and dingo in Australia,

and on a paper on the survival of stumps as a result of root grafting.

Argues that man had a single progenitor and consists of a single species.

Comments on destruction of non-white races.

Discusses introduction of rodents to islands by man.

Author:  Charles Robert Darwin
Addressee:  Charles Lyell, 1st baronet
Date:  23 [Sept 1860]
Classmark:  American Philosophical Society (Mss.B.D25.227)
Letter no:  DCP-LETT-2925

To Charles Lyell   26 [September 1860]

Summary

Mentions extinction on St Helena.

Madeira and Canary Island insects are found at Cape of Good Hope.

Regrets errors on dingo in his manuscript on the dog.

Discusses crosses among pigeons.

Compares development in birds and mammals.

Plans to write about other domestic animals.

Discusses races of early man.

Falconer’s discoveries of fossil elephants.

Comments on articles by Asa Gray.

Author:  Charles Robert Darwin
Addressee:  Charles Lyell, 1st baronet
Date:  26 [Sept 1860]
Classmark:  American Philosophical Society (Mss.B.D25.228)
Letter no:  DCP-LETT-2928

To Charles Lyell   28 [September 1860]

Summary

Discusses extinction of ammonites.

Discusses August Krohn’s cirripede research and Krohn’s correction of his own work.

Discusses origin of dog in connection with origin of man.

Comments on the guinea-pig in South America.

Notes K. E. von Baer’s view of species.

Mentions difficulty of crossing rabbit and hare.

Agrees with Hooker’s views on variation under cultivation and in nature.

Regrets use of term "natural selection", would now use "Natural Preservation".

Author:  Charles Robert Darwin
Addressee:  Charles Lyell, 1st baronet
Date:  28 [Sept 1860]
Classmark:  American Philosophical Society (Mss.B.D25.229)
Letter no:  DCP-LETT-2931
Document type
letter (5)
Author
Addressee
Lyell, Charles[X]
Correspondent
Date
1860
09
01 (1)
12 (1)
23 (1)
26 (1)
28 (1)
letter