2 Items
Page: 1
To Ernst Haeckel 30 March [1868]
Summary
Now understands importance of swim-bladder in selachians. Always imagined animal like Lepidosiren was parent form of vertebrates.
Has been nearly a month in London, collecting facts on sexual selection from breeders and at Zoological Gardens.
Astonished at hybrid of rabbit and hare. Is it certain that work was done with hare?
| Author: | Charles Robert Darwin |
| Addressee: | Ernst Philipp August (Ernst) Haeckel |
| Date: | 30 Mar [1868] |
| Classmark: | Ernst-Haeckel-Haus (Bestand A-Abt. 1: 1–52/17) |
| Letter no: | DCP-LETT-6070 |
To William Bowman 30 March [1868]
Summary
Clarifies his earlier query on Bell’s observations. Seeks confirmation of Bell’s statement that the conjunctiva of a child whose eyes are opened forcibly during a screaming fit become engorged with blood. CD has noted a relationship between contraction of the orbicular muscle and secretion of tears; can WB explain why they appear related?
| Author: | Charles Robert Darwin |
| Addressee: | William Bowman, 1st baronet |
| Date: | 30 Mar [1868] |
| Classmark: | Doris Harris Autographs (dealer) (no date) |
| Letter no: | DCP-LETT-6071 |
Document type
| letter | (2) |
Addressee
| Bowman, William | (1) |
| Haeckel, Ernst | (1) |
Correspondent
| Darwin, C. R. | (2) |
| Bowman, William | (1) |
| Haeckel, Ernst | (1) |
