Summary

Progress of CD’s order for certain books.

Summary

Resigns curacy of Down.

Summary

Plumage of canaries; changes in plumage with successive moults.

Summary

Suggests variation in seed-covering membranes as a cause of variation in plants.

Summary

Sends specimens of Coleoptera.

Quotes from W. F. Erichson [Naturgeschichte der Insecten Deutschlands 3: 927] on stridulating organs in Trox.

Summary

Horrified to find he has forgotten to announce birth of daughter.

Summary

Will answer CD’s queries when he returns home in a month.

Summary

F. Müller’s corrections warrant stating that the English translation has "additions and corrections by the author".

Is gratified to hear his index [to Variation] is considered a good one.

Ernst Haeckel’s book [Generelle Morphologie (1868)], though speculative, strikes him as "one of the most remarkable books of our time".

Summary

Writes about difficulties in which S. J. O. Horsman, curate at Down, has involved himself and others. Horsman has said he would resign. JBI offers to give up his interests in the living at Down.

Summary

Variation in recent leonine skeletons.

Miocene fauna of Europe.

Summary

Will get name of grass [see 6243] from Gen. William Munro.

Has heard from Charles Wheatstone that CD has Prussian Order of Merit. Rejoices because it is the only distinction worth a fig.

Went to Handel festival; heard Messiah.

Went to poor old N. B. Ward’s funeral.

Summary

Again thanks CD for trouble in arranging for translation of Für Darwin.

Sends addition answering critics of his idea of insect metamorphosis [see Möller ed. 1915–21, 1: 259].

Agrees with Charles Lyell’s suggested English title "Facts and arguments in favor of Darwin", although perhaps more accurate to call it "Darwinism tested by Carcinology" or "Carcinology as bearing on the origin of species".

Says any profit should go to CD for his trouble and expense with the translation.

Thanks for seeds of Eschscholtzia.

Gives observations on number of climbing plants, including Dilleniacea, Marantacea, Catasetum.

Summary

Coloration of linnets.

Sexual behaviour of black hen bullfinch.

Summary

Further discussion of the difficulties with S. J. O’H. Horsman [curate at Down].

Summary

JL’s Royal Institution lectures.

Summary

Shot a sandpiper in Norway, the hind toe of which was clasped by a freshwater bivalve.

Sends replies to CD’s queries about sex ratios in humming-birds.

Summary

The grass [see 6243] is Sporobolus elongatus, common in the tropics.

Visit to Oxford with X Club.

On his forthcoming address.

Summary

Thanks CD for article by G. H. Lewes ["Mr Darwin’s hypotheses, pt 1", Fortn. Rev. n.s. 3 (1868): 353–73]. Comments on article.

Describes hybridisation experiment carried out on rabbits and hares by Dr Conrad.

Encloses description of Monera

and a phylogenetic table of vertebrates.

Mentions work on Medusae.

The controversy over CD in Germany.

Summary

Has received copy of Variation.

Sends copy of his book [Die Spongien der Küste von Algier (1868)]. Comments on it.

Summary

Weighing ten deerhound puppies for CD each week.