Says it is not likely he will be able to criticise GJR’s work.

Recommends Jean-Henri Fabre, Souvenirs entomologiques [1879].

Encloses letters from J. F. Moulton [12350 and 12356].

On GJR’s work on mental evolution in animals. Emphasises "love" among animals.

Comments on stimulation of plants.

On pleasure and pain.

Comments on concept of revelation.

Still remembers FJH. Thinks no scientific journal would publish her essay on Genesis and science.

Regrets death of her brother [W. D. Fox].

CD sends thanks for further instructions for making a solution, which will be followed as soon as Francis [Darwin] returns.

Comments on hybridisation; cites authorities. Sends book by Wilhelm Olbers Focke [Die Pflanzen-Mischlinge (1881)].

Comments on GJR’s article on hybridisation.

Recommends his article ["Fertility and hybrids from the Chinese and common goose", Collected papers 2: 219–20].

Discusses crosses of Lythrum.

Worm-castings from [Roman] ruins at Brading contained bits of tiles or bricks. Obliged for WED’s trouble about Brading castings.

Movement in plants well received in Germany.

Comments on papers by Francis Darwin.

Suggests methods for growing seedlings for experiments involving light.

Comments on GJR’s observations on monkey.

Recalls student days at Cambridge and microscope JMH gave him.

Discusses his children, health, and work.

CD thanks correspondent for her "very elegant work" – a book on nature.

Sends address of A. R. Wallace. Comments on Wallace’s pension.

Describes difficulty of obtaining pigs for experiment.

Has read with interest GJR’s review [of Samuel Butler, Unconscious memory (1880)] in Nature [23 (1880–1): 285–7]. Heroic of GJR to call down [Butler’s] revenge on his own head. Ernst Krause’s letter [Nature 23 (1880–1): 288] very good.

As magistrate, CD must enforce rules regarding infection in pigs.

Thanks GJR for his second letter replying to Butler [Nature 23 (1880–1): 335–6].

Thanks him for his letter in Nature [23 (1880–1): 336, concerning Samuel Butler’s Unconscious Memory]. Explains how revision in Krause’s part [of Erasmus Darwin] and the subsequent misunderstanding came about.

Comments on the meaning of his definition of the term, "animal intelligence". Encloses further discussion from his forthcoming book [Earthworms].

Comments on GJR’s view of animal consciousness. Mentions experiment on learning among worms.

Discusses difficulties involved in plant experiment designed to test Pangenesis.

Discusses concept of intelligence in his Earthworms manuscript.

Remarks on GJR’s work on echinoderms.

Comments on Wilhelm Roux [Der Kampf der Theile im Organismus (1881)].

Discusses animal instincts, citing Fabre’s description of sand-wasps.