period of gestation in the pig, i. 74;

young of the Himalayan rabbit, i. 109;

crossing of wild and domestic turkeys, i. 292;

reversion in crossed musk ducks, ii. [40];

spontaneous segregation of varieties of geese, ii. [104];

effects of close interbreeding upon bloodhounds, ii. [121];

deafness of white cats with blue eyes, ii. [329].

Foxhounds, i. 40, ii. [120].

Fragaria chiloensis, i. 351.

Fragaria collina, i. 351.