Mentions Etty’s illness.

A "coarsely contemptuous" review of Origin by Samuel Haughton ["On the form of the cells made by various wasps and by the honey bee; with an appendix on the origin of species", Proc. Nat. Hist. Soc. Dublin 3 (1860): 128–40].

Comments on reception of Malthus’ ideas.

Says William Hopkins does not understand him.

Discusses problem of term "natural selection".

J. A. Lowell’s review of Origin [Christian Examiner (1860): 449–64].

Relationship between instinct and structure.

Discusses blindness of cave animals.

The fallacy of Andrew Murray and others; the slight importance of climate.