Cervus Eldi.
Cervus mantchuricus.
Cervus paludosus, colours of.
Cervus strongyloceros.
Cervus virginianus, horns of, in course of modification.
Ceryle, male black-belted in some species of.
Cetacea, nakedness of.
Ceylon, frequent absence of beard in the natives of.
Chaffinch, proportion of the sexes in the; courtship of the.
Chaffinches, new mates found by.