INDEX 



621 



Characters, sex-linked, 568 



tests, 562 

 Chat, yellow-breasted, 537 

 Checkerboard diagrams, 559-561 

 Cheeks, 424 



Chela, 255, 256, 268, 262 

 Chelicera, 302, 303, 306 

 Cheliped, 255 



Chemical changes in body, 480 

 Chemical control, 459-460 

 Chemical cycles, 486-488 

 Chemical energy, 15, 458 

 Chemical organization, 21 

 Chemistry, 8 



Chemotropism, 56, 67, 73, 133, 141, 164, 239, 263 

 Chick, 118, 478, 648, 579 

 Chicken cholera, 584 

 Chigger, 307 

 Child, CM., 165 

 Chimpanzee, 449, 534 

 Chinch bug, 289 

 Chiroptera, 429, 434 

 Chitin, 100, 465, 491 

 Chitons, 221, 222, 541 

 Chloragogue cells, 236 

 Chlorine, 19 

 Chlorophyll, 32 

 Cholera, 519 

 Cholesterol, 20 

 Chondrin, 100 

 Chondriosomes, 30 

 Chondrostei, 350, 351 

 Chorda dorsalis (see Notochord) 

 Chordata, 312-314, 575, 576 



Chordates in general, 315-321, 465-470, 477, 490 

 Chorion, 384, 444, 446 

 Choroid layer, eye, 338, 339 

 Chromatin, 30, 47, 48, 49 

 Chromatophores, 79, 356, 375, 390 

 Chromidia, 84 

 Chromosomal fibers, 49 



Chromosomes, 47-50, 109-111, 114-117, 476, 545, 

 549, 555, 566 



homologous, 668 



reduction, 116, 556 

 Chrysalis, 284, 499 

 Chrysaora hyoscella, 147 

 Chyle, 489 

 Chyme, 489 

 Cicadas, 283, 290, 506 

 Cilia, 69, 70, 85, 98, 99, 156, 161, 164, 187, 



189, 230 

 Ciliary body, 339 

 Ciliary muscle, 339 

 Ciliata, 79 



Ciliated bands, 200, 230 

 Ciliated epitheUum, 98, 99, 465 

 Circulation, 33-35, 367, 483-484, 4S9-490, 493. 

 581 



ameba, 33, 65 



amphioxus. 320 



annelids, 251 



birds, 385, 406 



earthworm, 234 



hydra, 140 



Circulation, insects, 281 



mammals, 428, 446, 447 



mussel, 216 



Paramecium, 71 



planarian, 163 



shark, 346 



spider, 303-304 



tunicate, 317 



vertebrate, 330 

 Circulatory system, 36, 104, 105, 366, 367, 

 468-469, 490, 547, 574, 575 



amphioxus, 320 



ascidian, 317 



bird, 385, 388, 406, 407 



brachiopod, 193 



crayfish, 268, 259 



earthworm, 235-236 



fishes, 357 



mammals, 427, 428 



mussel, 216-217 



nemertine, 186 



sea cucumber, 209 



shark, 345-346 



spiders, 303 



vertebrates, 330 

 Circumesophageal connectives, 259 

 Circumpharyngeal connectives, 238 

 Cirri, 83 



Cirripedia, 268, 525 

 Cirrus, 162, 163, 170, 186 

 Cistudo lutaria, skeleton, 400 

 Cladoceran, 267, 268 

 Clams, 225, 230, 521 

 Claspers, 344 

 Classes, 59, 571 

 Classification, 58-60, 570-677 



amphibians, 370 



annelids, 247 



arthropods, 311 



birds, 409 



chordates, 314 



coelenterates, 145 



of Cuvier, 582 



cyclostomes, 341 



echinoderms, 204 



fishes, 350 



flatworms, 166 



mammals, 429 



mollusks, 221 



protozoans, 78 



reptiles, 386 



sponges, 130 



threadworms, 178 



vertebrates, 340 

 Clavicle, 326, 327 

 Claws, 324 



Clear-winged moth, 613 

 Cleavage, 118-125, 476-477 



amphibia, 378 



amphioxus, 321 



crayfish, 263 



Crustacea, 269 



ctenophora, 157 



earthworm, 241 



fishes, 361, 362 



