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Trimen, Roland in correspondent 
1860-1869::1868::01 in date 
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From:
Charles Robert Darwin
To:
Roland Trimen
Date:
2 Jan [1868]
Source of text:
Royal Entomological Society (Trimen papers, box 21: 62)
Summary:

CD seeks information on the variation of ocelli within species of butterflies.

Contributor:
Darwin Correspondence Project
From:
Roland Trimen
To:
Charles Robert Darwin
Date:
13 Jan 1868
Source of text:
DAR 84.1: 40–2, 168
Summary:

Variations in the ocelli of Lepidoptera.

Encloses six pages from his catalogue of S. African butterflies [Rhopalocera Africae australis, 2 pts (1862, 1866)].

Contributor:
Darwin Correspondence Project
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From:
Charles Robert Darwin
To:
Roland Trimen
Date:
16 Jan [1868]
Source of text:
Royal Entomological Society (Trimen papers, box 21: 63)
Summary:

Thanks RT for drawings of ocelli, especially for the description of ocelli of S. African Saturniidae. Would like to know of any cases in which the ocelli are confined to the male, to illustrate better the case of the peacock.

Contributor:
Darwin Correspondence Project