Summary

A month in the West Indies, where he saw the luxuriant struggle of tropical vegetation, has brought HH "still more closely within the circle" of CD’s doctrine.

Summary

Comments on translation of FCD’s paper ["On the action of the eyelids", Arch. Med. 5 (1870): 20–38].

Speculates that closing eyelids may protect eyes from vibrations.

Discusses publication of Expression.

Summary

Under present circumstances [Franco-Prussian War] gives up French translation of Descent.

Summary

Discusses evolution of species.

Summary

On birds erecting feathers.

Comments on production of buds in Cytisus.

Discusses case of rabbit-breeding which affected subsequent progeny of female.

Summary

Wants sheets [of Descent] for foreign editions. Asks JM to determine price to be charged for the stereotypes of 62 cuts. Dallas would be excellent for the index but must be "civilly warned" not to delay. Encloses memo on the index.

Summary

HM intends studying bees to find evidence supporting CD’s theories. His work has shown him there are problems in separating species from varieties, and has also revealed many surprising instances of variation in habits.

Summary

Thanks WWR for information on the Nehro idea of beauty and other facts relating to expression.

Summary

Send information about the bust of himself by Thomas Woolner and suggests applying to the sculptor himself about a cast.

Summary

Ideas of female beauty of W. African Negroes are on the whole the same as those of Europeans.

Summary

CD has been nominated as a Membre Associé of the Belgian Royal Academy.

Discusses crustacean embryology; EvB is at variance with Dohrn.

Summary

Thanks for RAvK’s work [Anatomisch-systematische Beschreibung der Alcyonarien, pt 1, Die Pennatuliden (1870)].

Asks whether muscles to quills of porcupine are striped. Are they homologous to muscles of ordinary hairs? Could unstriped muscles develop into striped?

Summary

Aggressive behaviour of dogs and horses.

Summary

Thanks DF for proofs of his paper on Aymara Indians.

Summary

Has completed a memoir on the Aymara Indians of Bolivia [J. Ethnol. Soc. n.s. 2 (1870): 193–305] and is going to lecture on them.

Believes he has data relevant to CD’s work on man.

Summary

Speculates on the origin of gestures representing good and bad or approval and disapproval;

discusses signs used in teaching the deaf and dumb, particularly the use of opposites [see 7244].

Summary

On amount of modification and lines of descent in determining the position in man.

Reference to StGJM’s article "On the appendicular skeleton of the primates" Phil. Trans. R. Soc. [157 (1867): 299–430],

and his [and James Murie’s] article on lemurs ["On the anatomy of Lemuroidea"] Trans. Zool. Soc. [7 (1872): 1–114].

Summary

Thanks ADB for Limulus.

Does Callithrix sciureus wrinkle the skin around its eyes when it screams? Do the eyes become suffused with moisture?

Summary

Asks about birds erecting feathers when enraged or frightened. Interested in examples of expression in birds and animals.

Tells of the sheldrake dancing on tidal sands to make worms come out.

Summary

Thanks WHF for his very good lecture.