Canary-bird, i. 295;

conditions of inheritance in, ii. [22];

hybrids of, ii. [45];

period of perfect plumage in, ii. [77];

diminished fertility of, ii. [161];

standard of perfection in, ii. [195];

analogous variation in, ii. [349].

Cancer, heredity of, ii. [7], [8], [79].

Canine teeth, development of the, in mares, ii. [318].

Canis alopex, i. 29.