Comments on Descent [2: 358–60] especially on CD’s view that behaviour of lower animals is evidence against JL’s interpretation [of aboriginal promiscuity]. View on communal marriage.

Having read extracts of CD’s work, he argues that the scriptural version of man’s origin is superior, and he is concerned about CD’s salvation.

Second "edition" [of Descent] published this day. Offers CD 800 guineas.

Mentions Wallace’s review in Academy.

Agrees that in a deaf person the jaw may fall because of concentrated attention.

In surprise, mouth is opened suddenly and chest filled with air. This expression occurs in all parts of the world. Odd that so simple a movement is so perplexing to understand.