Sends photo of four Fuegians, including Jemmy Button’s son.

Reports incident of two wild stallions on the Falklands acting together in an attempt to take a troop of mares from an introduced English horse [see Descent 2: 241].

Rejoices over news of Variation sales.

Pall Mall Gazette review [7 (1868): 555, 636, 652] is undoubtedly by G. H. Lewes [see 5951].

Dinner at Lyells’.

Dean Stanley favours a monument to Faraday in Westminster Abbey.

Perceval Wright is back from Seychelles and reports on plants he collected.

JEG and Nathusius on pigs.

Reference to JEG’s paper on African and Indian cats [Proc. Zool. Soc. Lond. (1867): 258–77, 874–6].

WSD expresses his willingness to do further translating for CD. Sends terms of remuneration.

Agrees to help determine the sex ratios in domestic animals.

Slashing article on Variation in Athenæum.

Discussion of relationships of various pigs.

Encloses information on sex ratios in thoroughbred horses.

Mentions review [of Variation] in the Athenæum [15 Feb 1868, pp. 243–4].

Comments on adaptive utility of the right hand, an organ still undergoing specialisation.

JEG’s paper on pigs is being printed [Proc. Zool. Soc. Lond. (1868): 17–49].

Colouring in horses.

Sends data from J. G. Jeffreys on the form of shells of the sexes of Mollusca. [See Descent 1: 324, 326.]

Will gladly supply any information he can. Sends Registrar General’s reports; will inquire about the animals.

Proportion of sexes in spiders; coloration.

Has put question of proportion of sexes in insects to the Entomological Society. Quotes H. T. Stainton and F. Smith. Cites some cases mentioned by other members.

Is reading Variation; does not quite understand Pangenesis.

Discusses the flowers of, and cross- and self-fertilisation in, certain aquatic plants. Gives cases of dichogamy and perfect self-fertility.

Encloses letter (not found) from Australian friend responding to CD’s queries on expression.

Coloration of blind beetles.

Sizes of sexes in Taphroderes.

The Athenæum article [review of Variation, 15 Feb 1868, pp. 243–4] is a disgrace.

WSD will keep CD’s queries about Hemiptera in mind. Secondary sexual characters are certainly more marked in exotic than in British species.

Has read CD’s inquiry about proportional numbers of males and females born to domestic animals [see 5863] and outlines his theory regarding the factors determining the sex of offspring.

Found [Variation] full of interest. Has not yet made up his mind about Pangenesis; wants to hear what can be said against it.

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.]