eat, i. 314.
PHILIPPINE Islands, named breeds of game fowl in the, i. 232.
PHILLIPS, Mr., on bud-variation in the potato, i. 385.
_Phlox_, bud-variation by suckers in, i. 384.
PHTHISIS, affection of the fingers in, ii. 332.
PICKERING, Mr., on the grunting voice of humped cattle, i. 79;
occurrence of the head of a fowl in an ancient Egyptian procession, i.
246;
seeding of ordinarily seedless fruits, ii. 168;
extinction of ancient Egyptian breeds of sheep and oxen, ii. 425;
on an ancient Peruvian gourd, ii. 429.
PICOTEES, effect of conditions of life on, ii. 273.
PICTET, A., oriental names of the pigeon, i. 205.
PICTET, Prof., origin of the dog, i. 15;
on fossil oxen, i. 81.
PIEBALDS, probably due to reversion, ii. 37.
PIGEAUX, hybrids of the hare and rabbit, ii. 99, 152.
PIGEON a cravate, i. 148.
PIGEON Bagadais, i. 142, 143.
PIGEON coquille, i. 155.
PIGEON cygne, i. 143.
PIGEON heurte, i. 156.
PIGEON Patu plongeur, i. 156.
PIGEON Polonais, i. 144.
PIGEON Romain, i. 142, 144.
PIGEON tambour, i. 154.
PIGEON Turc, i. 139.
PIGEONS, origin of, i. 131-134, 180-204;
classified table of breeds of, i. 136;
pouter, i. 137-139;
carrier, i. 139-142;
runt, i. 142-144;
barbs, i. 144-146;
fantail, i. 146-148;
turbit and owl, i. 148-149;
tumbler, i. 150-153;
Indian frill-back, i. 153;
Jacobin, i. 154;
trumpeter, i. 154;
other breeds of, i. 155-157;
differences of, equal to generic, i. 157-158;
individual variations of, i. 158-160;
variability of peculiarities characteristic of breeds in, i. 161;
sexual variability in, i. 161-162;
osteology of, i. 162-167;
correlation of growth in, i. 167-171, ii. 321;
young of some varieties naked when hatched, i. 170, ii. 332;
effects of disuse in, i. 172-177;
settling and roosting in trees, i. 181;
floating in the Nile to drink, i. 181;
Dovecot, i. 185-186;
arguments for unity of origin of, i. 188-204;
feral in various places, i. 190, ii. 33;
unity of coloration in, i. 195-197;
reversion of mongrel, to coloration of, _C. livia_, i. 197-202;
history of the cultivation of, i. 205-207;
history of the principal races of, i. 207-212;
mode of production of races of, i. 212-224;
reversion in, ii. 29, 47;
by age, ii. 38;
produced by crossing in, ii. 40, 48;
prepotency of transmissio