INDEX. 



701 



Astrsea pallida, 81 



Astrangia, 80 



Astrangia Danae, 81 



Astrogonium, 114 



Astroides, developmenc of, 82 



Astropecten, 114 



Astropbyton Agassizii, 111 



Atalaplia noveboracensis, 591 



Ateles, 560, 620 



Atlantosaurus, 515 



Atoll, 89 



Atrium, 388 



Auk, great, 541 



Aurella aurita, 63 

 flavidula, 65 



Auricularia, 133 



Aurochs, 613 



Autechinida, 123, 136 



Autolycus, 215 



Automata, animals as, 683 



Aves, anatomy of, 518, 535 

 characters of, 518, 557 

 development of, 532 

 feathers of, 533 

 moulting of, 534 

 nesting habits of, 536 

 sexual colors of, 535 

 skeleton of, 518, 519, 531 

 songs of, 535 

 topography of, 530 



Axinella polypoides, 48 



Axolotl, 479 



Aye-aye, 619 



Baboo:t, 630 

 Balsena mysticetus, 593 

 Balseniceps rex, 545 

 Balseuoptera boops, 593 

 Biilanoglnssus aurantiacus, 199 

 Balanus b.-ihinoides, 273 

 Balatro, 179 

 Baphetes, 483 

 Barnacle, 373 



anatomy of, 273 



Barramundi fish, 430 



Bathycrinus, 101 



Bats, 588 



Batraoliia, breeding habits of, 484 



characters of, 464, 487 

 ; development of, 476 



gills of, 468 



poison of, 475 

 ' reproduction of lost parts 



[ of, 481 



skeleton of, 465 



teeth of, 467 



viviparous, 479 

 Bear, 615 

 Beaver, 584 

 Bee, 359, 365 

 Beetles, 373 



oil, 373 

 Belone longirostris, 454 

 Bilateral symmetry of Ctenopho- 

 ra, 93, 93 



Echinoderms, 96, 130 

 Bilharzia haematobia, 153 

 Bill-fish, 454 

 Bimana. 624 



Bipalium dendrophilus, 143 

 Bipinnaria,113 

 Birds, diving, 541 



of prey, 548 



perching, 551 



raptorial, 548 



swimming, 543 

 (Also see Aves.) 

 Bison, 611 



Bladdei-, swimming, of fishes, 442 

 Blastoidea, 107, 109 

 Blind fish, 443, 444, 453 



shrimps, 315 

 Blissus leucopterus, 349 

 Blister beetles, 353 

 Blood, circulation of, 635 

 Blood corpuscles, 8 

 Blue-fish, 455 

 Boa constrictor, 496 



