INDEX 



695 



Bony fishes (Cont.) : 



plates, 406, 408 

 Boobies, 461 

 Book gills, 274 



louse, 229, 260, 261 



lungs, 269 

 Boophilus, 74, 277, 279 

 Boring sponge, 100 

 Bos, 491 

 Bot flies, 265 

 Bothriocyrtum, 278 

 Bowfin, 379, 395 

 Bowman's capsule, 339, 539 

 Brachial artery, 336, 338 



enlargement, 351 



nerve, 351, 554 



vein, 337, 338 

 Brachiolaria, 308 

 Brachiopoda, 166, 168 

 Brachymetapody, 590 

 Braconid, 256, 265 

 Braconidae, 265 

 Brain, 352 



alligator, 545 



amphibian, 545 



amphioxus, 318 



bird, 545 



cat, 545 



cavities, 350, 351, 553 



coral, 128 



crayfish, 202, 208 



cyclostome, 545 



dogfish shark, 372, 373 



fish, 545 



flatworm, 1 39 



frog, 350, 351, 354, 545 



functional areas, 547 



human, 546, 547 



mammal, 545 



pigeon, 545 



planaria, 135, 136, 139 



reptile, 545 



ventricle, 553 



vesicle, 318, 320 

 Branched glands, 540 

 Branchial filaments, 207 

 Branchiocardiac canal, 208 



groove, 201 

 Branchiopoda, 199, 221 

 Branchiostegal membrane, 380 

 Branchiostegite, 208 

 Branchiostorna, 316 

 Braulidae, 265 

 Breathing, 536 

 Bristletail, 260 

 Brittle star, 304, 309 

 Bronchi, 537 

 Bronchioles, 537 

 BTontosauTus, 426, 427 

 Brood pouch, 288 

 Brook lamprey, 365 



stickleback,' 393 

 Brow spot, 327 

 Brown, Robert, 29 



Brown bat, 464 

 Brownian movements, 15 

 Brvozoa, 166 

 Bubo, 461 



Bubonic plague, 262 

 Budding, hydra, 103, 106, 115, 

 559 



sponge, 94, 97, 104 

 Buffalo, 395 

 Buffon, 621 

 Bufo, 400, 401, 404 

 Bufonidae, 397,401,404 

 Bugs, 260 

 Bugula, 166 



Bulbourethral gland, 341, 472 

 Bullfrog, 334, 397 

 Bullhead shark, 376, 379 

 Bumble bee, 229, 265 

 Buprestidae, 264 

 Burbot, 395 



Burrow of earthworm, 194 

 Burrowing owl, 453 

 Bursa Fabricii, 439 

 Bursaria, 74 

 Burying beetle, 248 

 Busycon, 292, 293 

 Butterfly, 240, 260 



fish, 393, 395 

 Buzzard, 461 



Cabbage butterflv, 244 

 Caddisfly, 229, 250, 260 

 Caecilians, 396, 397, 404 

 Caeciliidae, 397, 404 

 Caiman, 405, 430 

 Calcaneum, 346 

 Calcaneus, 343, 347, 476, 501 

 Calcar, 343, 346 

 Calcareous plates, 303 

 Calciferol, 523 

 Calciferous glands, 175 

 Calcispongiae, 100 

 Calcium, 518 

 Calf bone, 501 

 California brown pelican, 452 



seal lion, 486 

 Call notes, 447 

 Callinectes, 217, 2\S 

 Calliphoridae, 265 

 Cdllorhinus, 480 

 Camharus, 197-215 



{see Crayfish) 

 Cambrian period, 617 

 Camel, 487 

 Camerina, 77 

 Campodea, 239, 240,241 

 Camponotus, 648 

 Cancer, 218 



of eye, 596 

 Canine teeth, 475 

 Canis, 495 

 Cape penguin, 461 



Capillaries, 175, 320, 337, 530, 

 531 



wall, 533 

 Caprimulgiformcs, 461 

 Caprimulgus, 449 

 Capturing fish, bird, 446 

 Capuchins, 489 

 Carabidae, 264 

 Caracaras, 461 

 Carapace, crayfish, 201, 208 



turtle, 406,' 408 

 Carbohydrates, 519, 541 



digestion of, 519 

 Carbon cycle, 510, 633 



dioxide, 87 

 Carboniferous period, 617 

 Carcharodon, 373 

 Cardiac, area, 200 



glands, 517 



muscle, 85, 86, 346, 504, 506 



stomach, 202, 517 

 Carnivora, 464, 465, 484, 496 

 Carnivores, 496 

 Carnivorous animals, 485, 512, 



647 

 Carnosa, 101 

 Carolina paroquet, 461 

 Carotid, 336, 338 



arch, 336 



gland. 336, 338 

 Carp, 379, 395 

 Carpal, 343, 346, 501 



ligament, 506 

 Carpenter ants, 648 

 Carpet beetle, 261 

 Carpi radialis. 467 



ulnaris, 467 

 Carpometacarpus, 437 

 Carpus, 437 

 Carrion beetle, 264 

 Cartilage. 85 



articular, 503 



bones, 465 



ring, 441 

 Cartilaginous fishes. 368-377, 616 



{see Dogfish shark) 

 Casmerodius, 460 

 Cassowary, 433, 450. 461 

 Castes, honey bee, 251 



termite. 251 

 Castings, earthworm, 194 

 Castor, 482, 496 

 Casuariifornies, 433, 461 

 Casuarius, 461 

 Cat, domestic, 465-473, 486 



brain, 472 



circulatory system, 469, 470 



development, 473 



digestive system, 468 



endocrine glands, 472 



excretory system, 469 



external features, 465 



fur, 473 



internal structure, 468 



