846 



INDEX 



Ovipositor of insects, 270. 



Ovic cydoceros, mode of fighting of, 

 656, 662. 



Ovule of man, 25-26. 



Owen, Prof., on the Corpora wolfiana, 

 26-27 ; on the great toe in man, 28 ; 

 on the nictitating membrane and semi- 

 lunar fold, 35-36; on the develop- 

 ment of the posterior molars in dif- 

 ferent races of man, 39; on the 

 length of the csecum in the Koala, 

 39--40; on the coccygeal vertebrse, 

 42; ou rudimentary structures be- 

 longing to the reproductive system, 

 44; on abnormal conditions of the 

 human uterus, 61 ; on the number of 

 digits in the Ichthyopterygia, 60 ; on 

 the canine teeth in man, 63 ; on the 

 walking of the chimpanzee and orang, 

 75 ; on the mastoid processes in the 

 higher apes, 79; on the hairiness of 

 elephants in elevated districts, 83; 

 on the caudal vertebrse of monkeys, 

 85; classification of mammalia, 198; 

 on the hair in monkeys, 203-204; 

 on the piscine afSnities of the Ich- 

 thyosaurians, 212; on polygamy and 

 monogamy among the antelopes, 287 ; 

 on the horns of Antilocapra ameri- 

 cana, 308-309; ou the musky odor 

 of crocodiles during the breeding sea- 

 sou, 456; on the scent glands of 

 snakes, 457 ; on the Dugong, Cacha- 

 lot, and Ornithorhynchus, 649; on 

 the antlers of the red deer, 659 ; on 

 the dentition of the Camelidse, 664; 

 on the horns of the Irish elk, 665; 

 on the voice in the giraffe, porcupine 

 and stag, 679; on the laryngeal sac 

 of the gorilla and orang, 681 ; on the 

 odoriferous glands of mammals, 683- 

 684; on the effects of emasculation 

 on the vocal organs of men, 729; on 

 the voice of Hylobates agilis, 730; 

 on American monogamous monkeys, 

 730. 

 Owls, white, new mates found by, 527. 

 Oxynotus, difference of the females of 

 two species of, 606. 



Pachydermata, 288. 

 Pachytylus migratorius, 372. 



Paget, on the abnormal development of 

 hairs in man, 37; on the thicknew 

 of the skin on the soles of the feet 

 of infants, 66. 

 Painting, pleasure of savages in, 238. 

 Palaemon, chelee of a species of, 354. 

 Palseomis, sexual differences of coloi 

 in, 637. 



javanicns, color of beak of, 596. 



rosa, young of, 602. 



Palamedea cornuta, spurs on the wings, 

 474. 



Paleolithic period, 195. 



Palestine, habits of the chaffinch in, 

 327. 



Pallas, on the perfection of the senses 

 in the Mongolians, 56 ; on the want 

 of connection between climate and 

 the color of the skin, 266; on the 

 polygamous habits of Antilope Saiga, 

 287; on the lighter color of horses 

 and cattle in winter in Siberia, 302; 

 on the tusks of the musk deer, 663 ; 

 on the odoriferous glands of mam- 

 mals, 683 ; on the odoriferous glands 

 of the musk deer, 684; on winter 

 changes of color in mammals, 700; 

 on the ideal of female beauty in 

 North China, 744. 



Palmeris accessorius, variations of the 

 muscle in the, 47. 



Pampas, horses of the, 241. 



Pangenesis, hypothesis of, 301-305. 



Panniculus carnosus, 30. 



Pansch, on the brain of a fcetal Cebus 

 apella, 272. 



Papilio, proportion of the sexes in 

 North American species of, 330; 

 sexual differences of coloring in 

 species of, 404; coloration of the 

 wings in species of, 407. 



I ascanius, 404. 



Sesostris and Childrenee, variabil- 

 ity of, 417. 



Tumus, 330. 



Papilionidffi, variability in the, 417. 



Papuans, line of separation between 

 the, and the Malays, 226 ; beards of 

 the, 721 ; hair of, 740. 



and Malays, contrast in charac- 

 ters of, 224. 



Paradise, Birds of, 523, 596 ; supposed 

 by Lesson to be polygamous, 289; 

 rattling of their quills by, 486; 

 racket-shaped feathers in, 497 ; sex- 



