INDEX. 



699 



Atrium, 198 



Auk, gveat, 541 



Aurelia aurita, 63 

 flavidula, 65 



Auricular! a, 133 



Aurocb, 613 



Autecliinida, 138, 136 



Autolycus, 335 



Automata, animals as, 683 



Aves, anatomy of, 518, 535 

 cliaracters of, 518, 557 

 development of, 533 

 featliers of, 523 

 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 



Baboon, 630 

 Balasna mysticetus, 593 

 Balaeniceps rex, 545 

 Balfenoptera boops, 593 

 Balanoglossus aurantiacus, 319 

 Balanus balanoides, 293 

 Balatro, 179 

 Baphetes, 483 

 Barnacle, 393 



anatomy of, 393 

 Barramundi fisli, 430 

 Bathycrinus, 101 

 Bats, 588 

 Batrachia, 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, 379, 385 

 Beetles, 373 



oil, 373 

 Belone longirostrus, 454 

 Bilateral symmetry of Ctenophora, 

 93, 93 

 Echinoderms, 96, 130 

 Bilharzia haematobia, 153 

 Bill fish, 454 

 Bimana, 034 



Bipalium dendrophilus, 143 

 Bipiunaria, 113 

 Birds, diving, 541 



of prey, 548 



perching, 551 



raptorial, 548 



swimming, 543 

 (Also see Aves.) 

 Bison, 611 



Bladder, swimming, of fishes, 443 

 Blastoidea, 107, 109 

 Blind fish, 443, 444, 453 



shrimps, 315 

 Blissus leucopterus, 370 

 Blister beetles, 373 

 Blood, circulation of, 035 

 Blood corpuscles, 8 

 Blue-fish, 455 

 Boa-constrictor, 496 

 Bolina alata, 93, 93 

 Boltenia reniformis, anatomy of, 



107 

 Bonellia viridis, 234 

 Bootherium, 610 

 Bopyrus pandalicola, 308 

 Bos longifrons, 613 



primigenius, 613 



taurus, 613 

 Bot fly, 375 



Bothriocephalus latus, 159 

 Box-fish, 463 

 Brachiata, 101, 109 

 Bracliiolaria, 113 

 Brachioiius, development of, 178 



