From Charles Lyell 1–2 May 1856
Summary
Urges CD to publish his theory with small part of data.
Corrects names of land shells on list of shells picked up at Down.
Discusses transport of Ancylus from one river-bed to another by water-beetle.
"I hear that when you & Hooker & Huxley & Wollaston got together you made light of all Species & grew more & more unorthodox."
Mentions discussion of old Atlantis by Oswald Heer.
Comments on Helix and Nanina.
Mentions beetle discovered with small bag of eggs of water-spider under wing.
Madeira evidence favours single species birth-place theory.
Author: | Charles Lyell, 1st baronet |
Addressee: | Charles Robert Darwin |
Date: | 1–2 May 1856 |
Classmark: | DAR 205.3: 282 |
Letter no: | DCP-LETT-1862 |
From S. P. Woodward 2 May 1856
Summary
Proportion of molluscan species to genera in various periods. The difficulty of determining species increases with the number of species per genus. Identifying species within a genus is most difficult in that period in which the genus shows its greatest development.
Author: | Samuel Pickworth Woodward |
Addressee: | Charles Robert Darwin |
Date: | 2 May 1856 |
Classmark: | DAR 181: 153 |
Letter no: | DCP-LETT-1864 |
From Laurence Edmondston [before 3 May 1856]
Summary
The vaunted fidelity of the ark bird has its exceptions.
Gives some details on wild pigeons.
Answers in the affirmative CD’s query about drifted trees.
Author: | Laurence Edmondston |
Addressee: | Charles Robert Darwin |
Date: | [before 3 May 1856] |
Classmark: | DAR 205.2: 229 |
Letter no: | DCP-LETT-1865 |
From J. D. Hooker 7 May 1856
Summary
Non-endemic Ascension Island plants brought by man, not wind-transported.
Bentham has found intermediates between oxlip and cowslip in Herefordshire.
JDH finds quantity of albumen in seeds is not variable within a species.
Author: | Joseph Dalton Hooker |
Addressee: | Charles Robert Darwin |
Date: | 7 May 1856 |
Classmark: | DAR 100: 94–5 |
Letter no: | DCP-LETT-1869 |
From Edward William Vernon Harcourt 31 May 1856
Summary
Extensive notes on Madeiran birds: when and where seen on the island and under what conditions.
Author: | Edward William Vernon Harcourt |
Addressee: | Charles Robert Darwin |
Date: | 31 May 1856 |
Classmark: | DAR 166: 100 |
Letter no: | DCP-LETT-1883 |
letter | (5) |
Edmondston, Laurence | (1) |
Harcourt, E. W. V. | (1) |
Hooker, J. D. | (1) |
Lyell, Charles | (1) |
Woodward, S. P. | (1) |
Darwin, C. R. | |
Edmondston, Laurence | (1) |
Harcourt, E. W. V. | (1) |
Hooker, J. D. | (1) |
Lyell, Charles | (1) |
Woodward, S. P. | (1) |