INDEX. 



421 



p. 



Pac hydermata, i. 259. 



Paget, on the abnormal development of 

 hairs in man, i. 24 ; on the thickness of 

 the skin on the soles of the feet of in- 

 fants, i. 113. 



Painting, i. 224. 



Pahvmon, chelae of a species of, i. 321. 



Palwomis, sexual differences of color in, 

 ii. 221. 



Paltvornis Javanicus, color of beak of, ii. 

 171. 



Pakeornis rosa, young of, ii. 180. 



Palamedea coniuta, spurs on the wings 

 of, ii. 44. 



Paleolithic period, i. 176. 



Palestine, habits of the chaffinch in, i. 

 29S. 



Pallas, on the perfection of the senses in 

 the Mongolians, i. 114 ; on the want of 

 connection between climate and the color 

 of the skin. i. 232 ;-on the polygamous 

 habits of Antilope saiga, i. 25S; on the 

 lighter color of horses and cattle in win- 

 ter in Siberia, i. 273 ; on the tusks of the 

 musk-deer, ii. 245, 246; on the odorifer- 

 ous glands of mammals, ii. 266 ; on the 

 odoriferous glands of the musk-deer, ii. 

 267 ; on winter changes of color in mam- 

 mals, ii. 284 ; on the ideal of female beau- 

 ty in North China, ii. 328. 



Palmar is accessorius muscle, variations 

 of the,-i. 105. 



Pampas, horses of the, i. 227. 



Pangenesis, hypothesis of, i. 271, 275. 



pANNicr/LUS carnosus, i. 19. 



Papilio, sexual differences of coloring in 

 species of, i. 377; proportion of the sexes 

 in North American species of, i. 301 ; 

 coloration of the wings in species of, i. 

 383. 



Papilio ascanius, i. 377. 



Papilio Sesostris and Childrence, varia- 

 bility of. i. 3S9. 



Papilio Turnus, i. 301. 



Papilionid.£, variability in the, i. 3S9. 



Papuans, line "of separation between the, 

 and the Malays, i. 210 ; beards of the, ii. 

 307 ; hair of, ii. 324. 



Papuans and Malays, contrast in char- 

 acters of, i. 208. 



Paradise. Birds of, ii. 96, 173; supposed 

 by Lesson to be polygamous, i. 260 ; rat- 

 tling of their quills by, ii. 58; racket- 

 shaped feathers in. ii. 70 ; sexual differ- 

 ences in color of, ii. 71 ; decomposed feath- 

 ers in, ii. 70, 93 ; display of plumage by 

 the male, ii. 85. 



Paradisea apoda, barbless feathers in the 

 tail of, ii. 70 ; plumage of, ii. 72 ; and P. 

 Papuana, divergence of the females of, 

 ii. 184. 



Paradisea rubra, ii. 71, 72. 



Paraguay, Indians of, eradication of eye- 

 brows and eyelashes by, ii. 332. 



Parakeet, Australian, variation in the col- 

 or of the thighs of a male, ii. 121. 



Parallelism of development of species 

 and languages, i. 57. 



Parasites on man and animals, i. 12; as 

 evidence of specific identity or distinct- 

 ness, i. 211; immunity from, correlated 

 with color, i. 233. 



Parental affection, partly a result of natu- 

 ral selection, i. 77. 



Parents, age of, influence upon sex of off- 

 spring, i. 293. 



Paring, sexual difference of color in, ii. 166. 



Park, Mungo, negro women teaching their 

 children to love the truth, i. 91 ; his treat- 

 ment by the negro women, i. 91, ii. 311 ; 

 on negro opinions of the appearance of 

 white men, ii. 330. 



Parrot, racket-shaped feathers in the tail 

 of a, ii. 70 ; instance of benevolence in a, 

 ii. 105. 



Parrots, imitative faculties of. i. 43 ; change 

 of color in, i. 146 ; living in triplets, ii. 102 ; 

 affection of. ii. 104; colors of, ii. 213 ; sex- 

 ual differences of color in, ii. 221 ; colors 

 and nidification of the. ii. 163, 166, 168; 

 immature plumage of the, ii. 180 ; musi- 

 cal powers of, ii. 319. 



Parthenogenesis in the Tenthredinae, i. 

 305 ; in Cynipidae, i. 305 ; in Crustacea, i. 

 306. 



Partridge, monogamous, i. 261 ; propor- 

 tion of the sexes in the, i. 297 ; female, ii. 

 1S6. 



" PARTIMDGE-DANCES, , ' ii. 65. 



Partridges, living in triplets, ii. 102 ; spring 

 coveys of male, ii. 103; distinguishing 

 persons, ii. 106. 



Parous coeruleus, ii. 166. 



Passer, sexes and young of, ii. 203. 



Passer brachydactylus, ii. 203. 



Passer damesticus, ii. 162, 203. 



Passer montanus, ii. 162, 203. 



Patagonians, self-sacrifice by, i. 84. 



Patterson, Mr., on the Agrionidce, i. 351. 



Paulistas of Brazil, i. 216. 



Pavo cristatus, i. 2S1, ii. 130. 



Pavo muticus, i. 290, ii. 130 ; possession of 

 spurs by the female, ii. 44, 155. 



Pavo nigripennis, ii. 115. 



Pataguas Indians, thin legs and thick arms 

 of the, i. 112. 



Payan, Mr., on the proportion of the sexes 

 in sheep, i. 295. 



Peacock, polygamous, i. 261 ; sexual char- 

 acters of, i. 2S1 ; pugnacity of the, ii. 44 ; 

 rattling of the quills by, ii. 5S ; elongated 

 tail-coyerts of the, ii. 69, 93 ; love of dis- 

 play of the. ii. 130, 65, 83 ; ocellated spots 

 of the, ii. 130 ; inconvenience of long tail 

 of the, to the female, ii. 147, 157, 15S; 

 continued increase of beauty of the, ii. 

 206. 



Peacock-butterfly, i. 3S0. 



Peafowl, preference of females for a partic- 

 ular male. ii. 116; first advances made by 

 the female, ii. 116. 



Pediculi of domestic animals and man, 1 

 211. 



Pedigree of man, i. 205. 



