844 



INDEX 



749; compreesicm of the noee by 

 some, 750. 



Nemertians, colors of, 350, 



Neolithic period, 195. 



Neomorpha, sexual difference of the 

 beak in, 467. 



Kephila, size of male, 360. 



Nests, made by fishes, 448; decora- 

 tioD of, by humming-birds, 683. 



Neumeister, on a change of color in 

 pigeons after several moultings, 

 313. 



Neuration, difEerence of, in the two 

 sexes of some butterflies and by- 

 meuoptera, 364-365. 



Neuroptera, 336, 380. 



Neurothemis, dimorphism in, 381, 



New Zealand, expectation by the na- 

 tives of, of their extinction, 254; 

 practice of tattooing in, 742; aver- 

 sion of natives of, to hairs on the 

 face, 747 ; pretty girls engrossed by 

 the chiefs in, 766. 



Newton, A., on the throat- pouch of 

 the male bustard, 483 ; on the dif- 

 ference between the females of two 

 species of Oxynotus, 606; on the 

 habits of the Phalarope, dotterel, 

 and godwit, 616. 



Newts, 452. 



Nicholson, Dr., on the non-immunity 

 of dark Europeans from yellow 

 fever, 258. 



Nictitating membrane, 35, 215. 



Nidification, of fishes, 448; relation 

 of, to color, 583-584, 588-689; of 

 British birds, 586. 



Night-heron, cries of the, 477. 



Nightingale, arrival of the male be- 

 fore the female, 280; object of the 

 song of the, 478. 



Nightingales, new mates found by, 

 527. 



Nightjar, selection of a mate by the 

 female, 537 ; Australian, sexes of, 

 618; coloration of the, 634. 



Nightjars, noise made by some male, 

 with their wings, 487; elongated 

 feathers in, 497, 519. 



Nilghau, sexual differences of color in 

 the, 691. 



Nilason, Prof., on the resemblance of 

 stone arrow-heads from various 

 places, 238; on the development of 

 the horns in the reindeer, 308. 



Nipples, absence of, in JloDOtraaoata, 



217. 



Nitsche, Dr., ear of fcetal orang, 36. 



Nitzsch, 0, L., on the down of birds, 

 504. 



NoctusB, brightly colored beneath, 

 411-412. 



Noctuidse, coloration of, 409. 



Nomadic habits unfavorable to humau 

 progress, 179. 



Nordmann, A., on Tetrao urogalloidee, 

 523. 



Norfolk Island, half-breeds on, 253. 



Norway, numerical proportion of male 

 and female births in, 319. 



Nose, resemblance of, in man and the 

 apes, 205 ; piercing and ornamenta- 

 tion of the, 740 ; very flat, not ad- 

 mired in negroes, 749; flattening 

 of the, 750. 



Nott and Oliddon, on the features of 

 Eameses II., 255; on the features 

 of Amunoph III. , 255 ; on skulla 

 from Brazilian caves, 255 ; on the 

 immunity of negroes and mulattaes 

 from yellow fever, 256; on the 

 deformation of the skull among 

 American tribes, 750. 



Novara, voyage of the, 159; suicide 

 in New Zealand, 159. 



Nudibranch Mollusca, bright colors of, 

 349. 



Numerals, Roman, 194; origin of, 

 194. 



Nunemaya, natives of, bearded, 721- 

 722. 



Nut-hatch of Japan, intelligence of, 

 530. 



O 



Obedience, value of, 159, 176. 



Observation, powers of, possessed by 

 birds, 531. 



Occupations, sometimes a cause of 

 diminished stature, 52-53; effect 

 of, upon the proportions of the 

 body, 53. 



Ocelli, absence of, in female Mutillidse, 

 362. 



of birds, formation and variability 



of the, 552. 



Ocelot, sexual differences in the color- 

 ing of the, 690. 



Ocyphaps, lophotes, 519. 



