INDEX.

Charis melipona, 96.
Chematobia, wintry colours of this genus, 62.
Chlamys pilula, resembles dung of caterpillars, 58.
Chrysididæ, how protected, 72.
Chrysomelidæ, similar colouring of two sexes, 114.
Cicindela, adaptive colour of various species of, 57.
Cilix compressa, resembles bird’s dung, 63.
Cladobates, mimicking squirrels, 107.
Classification, form of true, 6; circular, inadmissible, 8; quinarian and circular, of Swainson, 46; argument from, against Mr. Darwin, 295.
Climacteris, sexual colouring and nidification of, 243.
Coccinellidæ, how protected, 72; similar colouring of sexes, 114.
Coexisting varieties, 159.

361