Discusses relationship of subsidence to the formation of coral reefs.

Thanks GRW for collection [of insects] he has made up for CD’s nephew.

Leaves decision to GRW as to which institutions should receive CD’s Beagle insects.

CD is too dull and languid to see Mr Bicheno but will be glad to answer his questions if he writes.

Asks WY to ask J. Sebright "whether the cross with white bantam brought back any of the ""secondary male characters"" to the hen–cock breed".

Emma and Doddy [W. E. Darwin] like Down. CD has met, and plans to employ, the local surgeon. "I feel sure I shall become deeply attached to Down, with a few improvements".

CD gives JSH Fuegian paints and spears and a Pacific dolphin hook for his museum.