816 



INDEX 



Consumption, liability of Cebus Azarae 

 to, 23 ; connection between complex- 

 ion and, 257-258. 



Convergence of characters, 236. 



Cooing of pigeons and doves, 486. 



Cook, Capt. , on the nobles of the Sand- 

 wich Islands, 754. 



Cope, E. D., on the Dinosauria, 212. 



Cophotis ceylanica, sexual differences 

 of, 460, 463. 



Copris, 388. 



laidis, sexual differences of, 388. 



— — lunaris, stridulation of, 896. 



Corals, bright colors of, 345. 



Coral-snakes, 458. 



Cordylus, sexual difference of color in a 

 species of, 463. 



Corfu, habits of the chaffinch in, 327. 



Cornelius, on the proportions of the 

 sexes in Lucanus cervus, 335. 



Corpora wolffiana, 216; agreement of, 

 with the kidneys of fishes, 26-27. 



Correlated variation, 67. 



Correlation, influence of, in the produc- 

 tion of races, 261. 



Corse, on the mode of fighting of the 

 elephant, 663. 



Corvus corone, 526. 



graeulus, red beak of, 634. 



■ pica, nuptial assembly of, 525. 



Corydaiis cornutus, large jaws of the 

 male, 363. 



Oosmetornis, 596. 



vexillarius, elongation of wing 



feathers in, 497, 519, 520. 



Coringidss, sexual differences in, 289 ; 

 coloration of the sexes of, 593; re- 

 semblance of the females of distinct 

 species of, 606. 



Cottus scorpius, sexual differences in, 

 438. 



Coulter, Dr. , on the Californian Indians, 

 341. 



Counting, origin of, 193-194; limited 

 power of, in primeval man, 239. 



Courage, varial)ility of, in the same spe- 

 cies, 99 ; universal high appreciation 

 of, 161; importance of, 176; charac- 

 teristic of men, 726. 



Courtship, greater eagerness of males 

 in, 292; of fishes, 432, 443-444; of 

 birds, 476, 523. 



Cow, winter change of color, 700. 



Crab, devil, 356. 



, shore, habits of, 354. 



, soldier, male of the, 354. 



Crabro cribrarius, dilated tibiae of the 

 male, 364. 



Crabs, proportions of the sexes in, 

 337-338. 



Cranz, on the inheritance of dexterity 

 in seal catching, 54. 



Orawfurd, on the number of species of 

 man, 233. 



Crenilabrus massa and C. melops, nests 

 built by, 448. 



Crest, origin of, in Polish fowls, 304. 



Crests, of birds, difference of, in the 

 sexes, 603 ; dorsal hairy, of mam- 

 mals, 685. 



Cricket, field-, stridulation of the, 373 ; 

 pugnacity of male, 379. 



house-, stridulation of the, 372- 



373. 



Crickets, sexual differences in, 380. 



Crinoids, complexity of, 127. 



Crioceridse, stridulation of the, 395. 



Croaking of frogs, 465. 



Crocodiles, musky odor of, during the 

 breeding season, 456. 



Crocodilia, 456. 



Crossbills, characters of young, 699. 



Crosses in man, 230-231. 



Crossing of races, effects of the, 254. 



Crossoptilon auritum, 516, 582, 609; 

 adornment of both sexes of, 310; 

 sexes alike in, 693. 



Crotch, G-. E., on the stridulation of 

 beetles, 395, 398 ; on the stridulation 

 of Heliopathes, 399 ; on the stridula- 

 tion of AoaUes, 400 ; habit of female 

 deer at breeding time, 650. 



Crow Indians, long hair of the, 746. 



, young of the, 621. 



Crows, 634; vocal organs of the, 481; 

 living in triplets, 528. 



, carrion, new mates found by, 



526. 



, Indian, feeding their blind com- 

 panions, 141. 



Cruelty of savages to animals, 160. 



Crustacea, parasitic, loss of limbs by 

 female, 276; prehensile feet and an- 

 tennse of, 277 ; male, more active 

 than female, 292 ; parthenogenesis 

 in, 335 ; secondary sexual charac- 

 ters of, 350 ; amphipod, males sex- 

 ually mature while young, 526 ; audi- 

 tory hairs of, 732. 



Crystal worn in the lower lip by some 

 Central African women, 741. 



Cuckoo fowls, 314. 



