Sends copy of Arabische Korallen [1876].

Comments on reception of his paper on "Gastrula" [see 10012].

Thanks EH for Arabische Korallen [1876].

EH’s Arabische Korallen is spirited, clear, and poetical. With respect to formation of islands, thinks EH lays too much stress on views of Ehrenberg. Admires drawings.

Thanks CD for comments on Arabische Korallen [1876].

Comments on Monoenia darwinii [?] as a primitive sponge.

Discusses criticisms of CD’s theory by K. E. von Baer ["Über Darwin’s Lehre", in Reden 2 (1876): 235–480].

Sends Die Perigenesis der Plastidule [1876]. Comments on CD’s theory of Pangenesis. Explains his own theory of Perigenesis.

Returns Webb and Berthelot, Îles Canaries; Géographie botanique [1840].

Describes work on 3d ed. of Anthropogenie.

Book [Webb and Berthelot] has reached CD.

Sorry EH dissents from Pangenesis.

Glad EH is coming to England.

Will be visiting eldest son in Southampton in September [but visit apparently delayed until 7 Oct, see "Journal"].

Discusses death of his daughter-in-law

and possible visit by EH.

Arranges for EH’s visit to Down.

Describes new journal, Kosmos, to be edited by Ernst Krause. Asks CD to lend his name to journal.

Has sent Anthropogenie, 3d ed.

Will send his study [Biologische Studien, pt 2: Studien zur Gastraea-theorie (1877)] in January.

Thanks CD for hospitality at Down.

Thanks for EH’s Anthropogenie, 3d ed.

Sends Cross and self-fertilisation.