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To Fritz Müller 13 November 1877
Summary
Asks for Cassia seed for experiments.
| Author: | Charles Robert Darwin |
| Addressee: | Johann Friedrich Theodor (Fritz) Müller |
| Date: | 13 Nov 1877 |
| Classmark: | The British Library (Loan MS 10 no 43) |
| Letter no: | DCP-LETT-11233 |
From Fritz Müller [27 November 1877]
Summary
Sends proboscis of a Sphinx-moth that is 22 cms long.
Discusses eleven species of butterfly which visit Lantana, a plant which blooms only for three days and whose flowers are yellow on the first day, orange on the second, and purple on the third. Most species only visit the flowers when they are yellow.
Describes and draws the odiferous organs of a Sphinx-moth.
Describes a secondary sexual character of several species of Callidryas and other Pierinæ: the costal margin of the anterior wing is sharply serrated in the males, while it is smooth in the females.
| Author: | Johann Friedrich Theodor (Fritz) Müller |
| Addressee: | Charles Robert Darwin |
| Date: | [27 Nov 1877] |
| Classmark: | Transactions of the Entomological Society of London (1878): (Proceedings) ii–iii |
| Letter no: | DCP-LETT-11255F |
Author
| Darwin, C. R. | (1) |
| Müller, Fritz | (1) |
Addressee
| Darwin, C. R. | (1) |
| Müller, Fritz | (1) |
