INDEX. 



319 



tion, 234 ; through seasonal 

 dimorphism, 234; through un- 

 equal lethargy, 235 ; through 

 simple dimorphism, 235 ; 

 through antigeny, 236. 



Ornamentation, origin of, 207, 

 211 ; its relation to structure, 

 208, 224; compared to that 

 of Vertebrates, 210 ; sym- 

 metry in, 222. 



Ornithoptera, 249. 



Osborne, J. A., 34. 



Osmateria, 24 ; their value in 

 classification, 250. 



Ovaries, 82, 87, 94. 



Oviduct, 82, 87. 



Oviposition, 98. 



Oxygenatioii of the blood, 84. 



Painted Beauty, see Vanessa 

 Huntera. 



Painted Lady, see Vanessa 

 cardui. 



Palpi, 39, 82. 



Pamphila, 305, 306. 



Paphia, 298. 



Papilio, 299, 304. 



Papilio Antiopa (Camberwell 

 Beauty or Mourning Cloak), 

 18, 21, 37, 98, 163, 299, 307. 



Papilionidae, 303. 



Papilionides (Typical butter- 

 flies), 244, 246, 248, 257, 263, 

 265, 303. 



Papillae of tongue, 255. 



Parnassii (Parnassians), 246, 

 265, 304. 



Parnas,sius, 256, 304. 



Patagia, 73. 



Patches on wings, 194, 196. 



Patterns of color related to 

 framework of wings, 215, 

 219, 224 ; symmetrical, 222. 



Peacock Butterfly, see Hama- 

 dryas lo. 



Pearl Crescent, see Phyciodes 

 Tharos. 



Pearl-studded Violet, see Rusti- 



cus Scudderii. 



Peck's Skipper, see Polites Peck- 

 ius. 



Persius' Dusky- w^Ujg/'SEs-Tha- 

 naos Persius. 



Phalaenidae (Geometrids), 208. 



Pharyngeal sac, 62, 63, 82. 



Pholisora Catullus (Sooty Skip- 

 per), 9, 305, 309. 



Phyciodes Tharos (Pearl Cres- 

 cent), 166, 300, 308. 



Physical conditions affecting 

 color, 163, 



Pierids, see Danai. 



Pierides, 302. 



Pieris oleracea (Gray-veined 

 White), 8, 31, 100, 165, 303, 

 309. 



Pieris rapae (cabbage butterfly), 

 100, 123, 124, 164, 165, 200, 

 303, 309. 



Plebeii (Lycaenids), 19, 23, 24, 

 48, 131, 246, 247, 254, 301. 



Plumules, 199. 



Polites Peckius (Peck's Skipper, 

 or Yellow Spot), 124, 305, 

 310. 



Polygoneutism, 141. 



Polygonia, 167. 



Polygonia comma (Orange Com- 

 ma), 99, 299, 307. 



Polygonia Faunus (Green Com- 

 ma), 42, 136, 137, 299, 307. 



Polygonia Progne (Gray Com- 

 ma), 125, 299, 307. 



Polygonia interrogationis (Vio- 

 let Tip), 167, 235, 257, 299, 

 307. 



Polyommatides, 302. 



Polyommatus, 302. 



Poutia Daplidice (Bath White), 

 153, 303. 



Pontia Protodice (Chequered 

 White), 21, 153, 303, 309. 



Praefecti (Angle- wings), 30, 117, 

 123, 265, 267, 299. 



Praetores, 246, 297. 



