From Roland Trimen 10 February 1868
Summary
Sends prospectus of forthcoming work by his brother [Henry Trimen] and W. T. Thiselton-Dyer [Flora of Middlesex (1869)]. Hopes CD will subscribe.
Author: | Roland Trimen |
Addressee: | Charles Robert Darwin |
Date: | 10 Feb 1868 |
Classmark: | DAR 178: 186, DAR 84.1: 135b |
Letter no: | DCP-LETT-5857 |
From Roland Trimen 27 March 1868
Summary
Approves CD’s revision on coloration of moths.
Impressed with apparent adverse tendencies: one toward sexual selection, the other toward protection.
Author: | Roland Trimen |
Addressee: | Charles Robert Darwin |
Date: | 27 Mar 1868 |
Classmark: | DAR 82: A120v |
Letter no: | DCP-LETT-6061 |
From Roland Trimen [21] August [1871]
Summary
Intends to visit CD at Haredene.
Author: | Roland Trimen |
Addressee: | Charles Robert Darwin |
Date: | [21] Aug [1871] |
Classmark: | DAR 178: 189 |
Letter no: | DCP-LETT-7915 |
From Roland Trimen 26 July 1871
Summary
Hopes to visit during CD’s stay at Haredene.
Author: | Roland Trimen |
Addressee: | Charles Robert Darwin |
Date: | 26 July 1871 |
Classmark: | DAR 178: 188 |
Letter no: | DCP-LETT-7883 |
From Roland Trimen 20 September 1871
Summary
On St G. J. Mivart’s Genesis of species and Chauncey Wright’s review of it [North Am. Rev. (July 1871)].
Author: | Roland Trimen |
Addressee: | Charles Robert Darwin |
Date: | 20 Sept 1871 |
Classmark: | DAR 178: 190 |
Letter no: | DCP-LETT-7956 |
From Roland Trimen 20 March [1868]
Author: | Roland Trimen |
Addressee: | Charles Robert Darwin |
Date: | 20 Mar [1868] |
Classmark: | DAR 86: A92–3 |
Letter no: | DCP-LETT-6030 |
From Roland Trimen 31 December 1867
Summary
On ocelli.
Sexual differences and proportion of sexes in butterflies.
Coleoptera.
[See Descent 1: 310; 2: 132.]
Author: | Roland Trimen |
Addressee: | Charles Robert Darwin |
Date: | 31 Dec 1867 |
Classmark: | DAR 82: A30–1 |
Letter no: | DCP-LETT-5744 |
From Roland Trimen 2 September 1877
Summary
Thanks for Forms of flowers.
Author: | Roland Trimen |
Addressee: | Charles Robert Darwin |
Date: | 2 Sept 1877 |
Classmark: | DAR 178: 192 |
Letter no: | DCP-LETT-11124 |
From Roland Trimen 18 November 1869
Summary
Thanks CD for his orchid paper ["Fertilization of orchids", Collected papers 2: 138–56]. Comments briefly on orchids.
Discusses moths in which the wing underside is the most brightly coloured, and relates his observations on sexual selection by a moth, Syntomis.
Author: | Roland Trimen |
Addressee: | Charles Robert Darwin |
Date: | 18 Nov 1869 |
Classmark: | DAR 82: 27–9 |
Letter no: | DCP-LETT-6995 |
From Roland Trimen 13 April 1868
Summary
Extract from Émile Blanchard’s Metamorphoses, moeurs et instincts des insectes [1868], on attraction of males by female Lepidoptera, and possible explanation.
Author: | Roland Trimen |
Addressee: | Charles Robert Darwin |
Date: | 13 Apr 1868 |
Classmark: | DAR 85: B50–1 |
Letter no: | DCP-LETT-6116 |
From Roland Trimen 20 February 1868
Summary
Proportion of sexes in butterflies; discussion of subject at meeting of Entomological Society, London.
Attraction of males by female Lasiocampa quercus. [see Descent 1: 311–12.]
Author: | Roland Trimen |
Addressee: | Charles Robert Darwin |
Date: | 20 Feb 1868 |
Classmark: | DAR 85: B59–60a |
Letter no: | DCP-LETT-5902 |
From Roland Trimen 13 January 1868
Summary
Variations in the ocelli of Lepidoptera.
Encloses six pages from his catalogue of S. African butterflies [Rhopalocera Africae australis, 2 pts (1862, 1866)].
Author: | Roland Trimen |
Addressee: | Charles Robert Darwin |
Date: | 13 Jan 1868 |
Classmark: | DAR 84.1: 40–2, 168 |
Letter no: | DCP-LETT-5785 |
From Roland Trimen 17 and 18 April 1871
Summary
Man’s spiritual life separates him from other animals.
Why are moths attracted, often fatally, to lights?
Thanks for copy of Descent.
Author: | Roland Trimen |
Addressee: | Charles Robert Darwin |
Date: | 17 and 18 Apr 1871 |
Classmark: | DAR 178: 187 |
Letter no: | DCP-LETT-7692 |
From Roland Trimen 13 December 1865
Summary
Butterflies of Mauritius.
RT’s Bonatea paper published by Linnean Society [J. Linn. Soc. Lond. (Bot.) 9 (1867): 156–60].
Author: | Roland Trimen |
Addressee: | Charles Robert Darwin |
Date: | 13 Dec 1865 |
Classmark: | DAR 178: 185 |
Letter no: | DCP-LETT-4951 |
From Roland Trimen 26 March 1868
Summary
Coloration in moths.
Quotes Achille Guénée on relative proportion of sexes in Phalaenites.
Author: | Roland Trimen |
Addressee: | Charles Robert Darwin |
Date: | 26 Mar 1868 |
Classmark: | DAR 81: 76, DAR 85: B61–2, DAR 84.1: 134–5 |
Letter no: | DCP-LETT-6055 |
From Roland Trimen 13 April 1872
Summary
On new [6th] edition of the Origin; comments on additions.
Owen’s attitude toward evolution.
Author: | Roland Trimen |
Addressee: | Charles Robert Darwin |
Date: | 13 Apr 1872 |
Classmark: | DAR 178: 191 |
Letter no: | DCP-LETT-8285 |
From Roland Trimen 10, 13, and 18 October 1863
Summary
Comments on CD’s paper on Linum [Collected papers 2: 93–105].
Sends specimens of dimorphic and trimorphic Oxalis.
Comments on H. W. Bates’s work [Naturalist on the river Amazons].
Author: | Roland Trimen |
Addressee: | Charles Robert Darwin |
Date: | 10, 13 and 18 Oct 1863 |
Classmark: | DAR 109: B122–3 |
Letter no: | DCP-LETT-4319 |
From Roland Trimen 16 March 1863
Summary
RT has sent his observations on orchids to CD. Has found only one case of an insect with a pollinium adhering to it.
Author: | Roland Trimen |
Addressee: | Charles Robert Darwin |
Date: | 16 Mar 1863 |
Classmark: | DAR 70: 180, DAR 178: 184 |
Letter no: | DCP-LETT-4046 |
From Roland Trimen 16, 17, and 19 July 1863
Summary
Thanks CD for two letters and his portrait.
CD’s book [Orchids] opened up terra incognita for him.
His work on S. African butterflies continues.
Reports on a moth that punctures peach skins.
Interesting that thoughtful naturalists are forced to admit mutability of species.
Some notes on Oxalis.
Author: | Roland Trimen |
Addressee: | Charles Robert Darwin |
Date: | 16, 17 and 19 July 1863 |
Classmark: | DAR 99: 13–16d, DAR 142: 37 |
Letter no: | DCP-LETT-4243 |
letter | (38) |
Darwin, C. R. | (19) |
Trimen, Roland | (19) |
Darwin, C. R. | (19) |
Trimen, Roland | (19) |
Darwin, C. R. | (38) |
Trimen, Roland | (38) |