854 



INDEX 



C:horoid plexus, 416, r)98 



Ciliiomatiii, 37 



Chroma tophores. 112. 262, 396, 506, 622 



Chronionieres, 39 



Cliiomonema, 39 



Chromosome maps, 666 



Chromosomes, 37, 39 



homologous, 117 

 Chymotrypsin, 81, 523 

 Ciconiiformes, 841 

 Cilia, 15, 99, 149, 151 

 Ciliary body, 577 

 Ciliata, 148, 160, 832 

 Ciliophora, 165 

 Circuit, multiple chain, .591 

 Circulation, 84, 537-557 



fetal, 549 



patterns of, 545 

 Circulatory system, birds, 477 



closed, 84 



development of, 645 



dogfish. 435 



fetal mammal, 550 



man, 548 



open, 86 



primitive fish, 546 

 Circumesophageal connectives. 310 

 Circinnpharyngeal commissures, 267 

 Cirri. 387 



Cirripedia. 303, 836 

 Cladocera, 300. 303, 836 

 Cladoselache, 839 

 Cladoselachii, 839 

 Clam, steaming. 256 

 Clamworm, 270 

 Clasper, 433 

 Class. 141 

 Clavicle, 400, 512 

 Claws, 454, 506 

 Cleavage, 126, 637 

 Click mechanism, 335 

 Climatius, 432, 839 

 Climax community, 777 

 Clitellum, 278 

 Clitoris, 570 



Cloaca. 391. 404, 435, 49!, 562 

 Clothes moth, 784 

 Clupea, 839 

 Coachwhip snake, 461 

 Coal, 756 

 Coat color, inheritance of, 673 



rabbit. 677 

 Cobras, 462 

 Coccidia, 832 

 Coccidiosis, 165, 814 

 Coccyx. 508 

 Cochlea. 584 

 Cochlear duct, 582, 584 

 Cockle, 256 

 Cockroach, 307-313 



Cocoon. 278. 318 

 Coelacanth, 444 

 Coelenterata. 181, 833 



evolutionary relationships of, 237 

 Coelom, 220, 268 



evolution of, 238 

 Coelomic fluid, 402 

 Coeloplana, 832 

 Coenzyme, 68, 83 

 Coiling, direction of, 690 

 Colaptes, 841 



Cold-blooded animals, 448 

 Coleoptera, 316, 837 

 Coliiformes, 841 

 Collagen, 56 

 Collar cells, 80 

 Collar nerve. 363 

 Collared lizard, 453 

 Collecting tubule, 562 

 Collembola, 313, 837 

 Colloblasts. 200 

 Colloid, 30, 608 

 Colon, 404, 521 

 Colon bacteria, 524 

 Colonial insects, 344 

 Color-blindness, 662, 692 

 Columba, 841 

 Columbiformes. 841 

 Colymibiformes, 841 

 Colymibus, 841 

 Comatulidae. 371 

 Comb jellies. 181, 199 

 Comb types, inheritance of, 673 

 Commensalism. 442, 764 

 Commissural fibers. 602 

 Common bile duct, 520 

 Communities, dynamic state of, 779 

 Community succession, 777 

 Comparative anatomy, 146 

 Competition. 763 

 Complementary genes. 669 

 Compound eyes, 302 

 Conceptural scheme, 4 

 Conchae, 531 

 Conchostraca, 300, 836 

 Conductile process, 230 

 Congenital traits, 691 

 Conies, 500 



Coniferous forest biome, 791 

 Conjoined twins. 648 

 Conjugation. 169 

 Conjunctiva. 576 

 Connector neuron. 418 

 Conservation. 822-830 

 Conservation of Energy, Law of. 48 

 Conservation of Matter, Law of, 65 

 Constipation, 524 

 Consumer organisms, 754 

 Contour feathers, 471 

 Contractile fibrils, 150 



