180;
_P. demolion_, 171;
_P. diphilus_, 87, 170, 180, 183;
_P. doubledayi_, 88, 180;
_P. elyros_, 148;
_P. encelades_, 171;
_P. erectheus_, 151;
_P. euripilus_, 160;
_P. evemon_, 159;
_P. gigon_, 171;
_P. glaucus_, 152;
_P. hector_, 87, 150, 180, 183;
_P. helenus_, 160, 171;
_P. hospiton_, 178;
_P. idaeoides_, 180;
_P. jason_, 159, 171;
_P. ledebouria_, 148;
_P. leucothoe_, 171;
_P. leodamas_, 170;
_P. liris_, 87, 180, 184;
_P. macareus_, 179;
_P. machaon_, 178;
_P. melanides_, 148, 150;
_P. memnon_, 88, 140, 146, 147, 152, 180, 183;
_P. milon_, 171;
_P. nephelus_, 140;
_P. nicanor_, 170;
_P. oenomaus_, 88, 180, 184;
_P. onesimus_, 151;
_P. ormenus_, 150, 152, 182;
_P. pammon_, 147, 152, 170, 180;
_P. pamphylus_, 171;
_P. pandion_, 152, 180;
_P. paradoxa_, 87, 179;
_P. peranthus_, 160, 171;
_P. pertinax_, 145;
_P. philoxenus_, 182;
_P. polydorus_, 88, 170, 182;
_P. polytes_, 147, 148;
_P. rhesus_, 171;
_P. romulus_, 87, 148, 150, 183;
_P. sarpedon_, 141, 158, 171;
_P. sataspes_, 171;
_P. severus_, 140, 144;
_P. theseus_, 87, 148, 150, 169, 170, 171, 180, 183;
_P. thule_, 179;
_P. torquatus_, 156;
_P. turnus_, 152;
_P. ulysses_, 140, 160, 173;
_P. varuna_, 88.

PAPILIONIDAE, the question of their rank, 133;
peculiar characters possessed by, 134;
peculiarly diurnal, 136;
compared with groups of mammalia, 138;
distribution of, 140;
large forms of Celebes and Moluccas, 168;
large forms of Amboyna, 169;
local variation of form, 169;
arrangement of, 186;
geographical distribution of, 189;
of Indo-Malay and Austro-Malay regions, 192;
of Java, Sumatra, and Borneo, 193.

PARIDAE, sexual colouring and nidification of, 243.

PASSENGER pigeon, cause of its great numbers, 308.

PATENT inventions, as illustrating classification, 295.

_Phacellocera batesii_, mimics one of the Anthribidae, 94.

_Phalaropus fulicarius_, 115, 251.

PHASMIDAE, imitate sticks and twigs, 64;
females resembling leaves, 112.

PHYLLIUM, wonderful protective colour and form of, 64.

PHYSALIA, 258.

PIERIDAE, local modification of form in, 172.

PIERIS, females only imitating Heliconidae, 112.

_Pieris coronis_, 172;
_eperia_, 172.

_Pieris p