INDEX 



927 



Cat, 411. 639 



circulatory system, 64S 

 digestive system. 646 

 excretory system, 650 

 Mexican ringtail, 626 

 muscles, 642 

 nervous system. 650 

 reproduction. 652 

 respiratorv svstem, 649 

 Catabolism, S6. SS, 153, 278, 377 

 Catamount. 629 

 Cataphracti, suborder. 454 

 Catfish, 411, 450 

 freshwater. 450 

 sea, 450 

 Cathartes aura septentrionales, 588 

 Catostomidae. family, 450 

 Cats, 629 

 Cattle, 630 

 Caudata. order, 484 

 Caudina. 224 

 Cave fishes. 451 

 Caviar, 447, 456 

 Cavies, 625 



Cebidae. family of monkeys. 635 

 Cecum, 648 

 Cell division. 61 

 principle, 49 

 theory, its influence. 52 

 Cellular differentiation. 104 



organization. 105 

 Centipedes, 265 

 Central disc, 217 

 Centrarchidae, family. 454 

 Centrolecithal egg. 803 

 Centrosome, 59, 60 

 Centrum, amphicoelous. 465 



procoelous. 520 

 Cephalic ganglion, 16S 

 Cephalin, 395 

 Cephalization. 375 



Cephalochorda. subphylum. 361, 368 

 Cephalodiscida, order. 361 

 Cephalodiscus, 361, 364 

 Cephalopoda, 2.58 

 Cephalopods, evolution of. 259 

 Cerambycidae. 324 

 Ceratite. 259 

 Ceratium. 75 



Ceratobranchial cartilage. 428 

 Ceratodontidae. family. 455 

 Ceratohyoid bone, 467 

 Ceratopharys. 472 

 Ceratosa, order. 122 

 Cercaria, 756, 758, 759 

 Cerci, 348 

 Cercomonas, 66 



Cercopithecidae, family of monkeys. 636 

 Cere 599 

 CereiDellum, 406, 469. 607 



frog. 526 

 Cerebral commissure. 252 

 ganglia. 245 

 ganglion of Helix, 243 

 hemispheres. 469 

 vesicle, 372 

 Cerebratulus, 163 

 Cerebropleural ganglion, 252 

 Cerebrum, 406. 607 

 Cerianthus. 140 

 Cervical groove, 268 



vertebrae, frog, 520 

 Cervidae, family of deers. 630 

 Cervus canadensis, elk. 630 

 Ceryle alcyon. 593 

 Cestoda, class, Kil. 762 

 Cestodes, 160. 161. 174 

 Cestus veneris. 157 

 Chaetae. 197 



Chaetognatha. class. 27. 184. 193 

 Chaetopoda. 194 

 Chagas disease. 79 

 Chain reflex, 851 

 Chalcis-fly, 334 

 Chalones. 667 

 Chambers. Dr. Robert, 61 

 Chaos diffluens. 85 

 Chaparral bird, 591 

 Characters, unit. 823 

 Charadriifonnes, order, 591 

 Charybdea. 137 

 Cheek pouches. 624 

 Cheiloschisis, 656 

 Chela, 270 

 Chelicerae. 292 

 Chelonia, order, 548 

 Cheloniidae, family, 550 

 Chelydridae, family. 549 

 Chemotropism, 77 

 Chenopodium, 183 

 Cherniidae, family. 318 

 Chevron bones. 641 

 Chicken, 590, 597. 598 

 circulatory systein, 604 

 digestive sjstem. 601 

 muscles of hind limb, 611 

 muscular system, 612 

 reproduction and life history. iil3 

 respiratory system, 603 

 skeletal system, 609, 610 

 Chilodon, 70 

 Chilomastix, 67 

 Chilomonas, 66 

 Chilomycterus schoepfli, 443 

 Chilopoda, order, 265, 288, 290 

 Chimaera affinis. 425 



monstrosa. 425 

 Chimaeras, 411 

 Chimpanzee. 637 

 Chinchillas, 625 

 Chipmunk. 622 

 Chiroptera, order, 620 

 Chitin, 106, 343 

 Chitinous exoskeleton. 286 



Chloragogen cells, 204 



Chlorella vulgaris, 144 



Chlorochroa sayi, 318 



Chlorohydra. 144 



Chloropisca glabra. 331 



Choanocytes, 119. 120, 12G 



Chondrostei. order. 446 



Chordata, 27, 360 

 classification. 361 

 phvlogenetic advances. 3(12 



Chorioid, 401 



layer of eye, 529 

 plexus. 527 



Chorion. 818 



Chorionic villi. 819 



Chromatin. 59. 824 



Chromatophore. 82 



Chromomeres, 60, 63 



Chromonema. 63 



Chromonemata. 60. 61 



Chromosome map. 835 



Chromosomes. 61. 114 



Chrysaora. 139 



Chrysomelidae. 324 



Chrysopa californica. 322 



Chrvsopidae, family. 322 



Chvme. 385. 501 



Cicadas, 266, 318 



Cicadellidae, family. 320 



Cicindelidae. family. 324 



Ciconiiformes, order, 588 



Cilia. 94. 102 

 I Ciliata. 70 



