802 



INDEX 



Ague, tertian, dog sufEering from, 24. 



Aifhurus polytmus, young of, 629. 



Ainoa, hairiness of the, 721. 



Albino birds, 541. 



Alca tarda, young of, 62t. 



Akes palmata, 665. 



Alder and Hancock, MM., on the nu- 

 dlbranch moUusea, 349. 



Allen, J. A., vigor of birds earliest 

 hatched, 281, 282; effect of differ- 

 ence of temperature, light, etc., on 

 birds, 296 ; colors of birds, 645 ; on 

 the relative size of the sexes of 

 Cdliorhmus ursinus, 666; on the 

 mane, of Otaria jubata, 612; on 

 the pairing of seals, 674; on sex- 

 ual differences in (he color of bata, 

 690. 



> S., on the habits of Eolopterus, 



475; on the plumes of herons, 505; 

 on the vernal moult of Herodias 

 iubulcus, 507. 



Alligator, courtship of the male, 292, 

 456; roaring of the male, 730. 



Amadavat., pugnacity of male, 475. 



Amadina Lathami, display of plumage 

 by the male, 518. 



■ castanotis, display of plumage by 



the male, 518. 



Amazons, butterflies of the, 330; 

 fishes of the, 446. 



America, variation in the skulls of ab- 

 origines of, 46 ; vride range of abo- 

 rigines of, 226; lice of the natives 

 of, 227 ; general beardlessness of 

 the natives of, 722. 



, North, butterflies of, 330; In- 

 dians of, women a cause of strife 

 among the, 723; Indians of, their 

 notions of female beauty, 743, 

 746, 747. 



• , South, character of the natives 



of, 224 ; population of parts of, 231 ; 

 piles of stones in, 238 ; extinction 

 of the fossil horse of, 254; desert 

 birds of, 632; slight sexual differ- 

 ence of the aborigines of, 722; 

 prevalence of infanticide in, 761. 



American languages, often highly ar- 

 tificial, 127. 



Americans, wide geographical range 

 of, 50; native, variability of, 232; 

 and negroes, difference of, 261; 

 aversion of, to hair on the face, 

 747. 



Ammophila, on the jaws of, 363. 



Ammoira,gus tragelaphus, hairy fore- 

 legs of, 686, 689. 



Amphibia, affinity of, to the ganoid 

 fishes, 212 ; vocal organs of the, 

 730. 



Ampliibians, 220,452; breeding while 

 immature, 625. 



Amphioxus, or lancelet, 213, 220. 



Amphipoda, males sexually mature 

 while young, 625. 



Amunoph III., negro character of 

 features of, 225. 



Anal appendages of insects, 362. 



Analogous variation in the plumage 

 of birds, 498. 



Anas, 595. 



acuta, male plumage of, 508. 



boschas, male plumage of, BOt. 



histrionica, 625. 



punctata, 485. 



Anastomus oscitans, sexes and young 

 of, 627 ; white nuptial plumage of, 

 637. 



Anatidse, voices of, 486. 



Anax Junius, differences in the sexes 

 of, 381. 



Andaman islanders, susceptible to 

 change of climate, 249. 



Anderson, Dr., on the tail of Macacus 

 brunneus, 86; the Bufo sikiinmen- 

 sis, 454 ; sounds of Fchis ca/rinata, 

 459. 



And/rmna fulva, 384. 



Anglo-Saxons, estimation of the beard 

 among the, 748. 



Animals, domesticated, more fertile 

 than wild, 69; cruelty of savages 

 to, 160 ; characters common to 

 man and, 196; domestic change 

 of breeds of, 766. 



Annelida, 350 ; colors of, 350. 



Anobium tessellaium, sounds produced 

 by, 400. 



Anolis cristateUus, male, crest of, 460 ; 

 pugnacity of the male, 460 ; throat- 

 pouch of, 461. 



Anser canadensis, 537. 



cygnoides, 536; knob at the base 



of the beak of, 550. 



hyperboreus, whiteness of, 686. 



Antelope, prong-horned, horns of, 309. 



Antelopes, generally polygamous, 287 ; 

 horns of, 309, 651 ; canine teeth of 

 some male, 648; use of horns of, 

 657 ; dorsal crests in, 686 ; dewlaps 

 of, 687 ; winter change of two sps- 



