Index 



699 



Claw, 83, 85 

 Cleavage, 280, 356, 644 



determinate, 293 



holoblastic, 283 



indeterminate, 294, 542 



meroblastic, 284 

 Climax, 657, 658 

 Clione, 476 



Clitellum, 455, 459, 460 

 Clitoris, 261 

 Cloaca, 61 

 Clonorchis sinensis (see Opisthorchis 



sinensis), 411-414 

 Clot, 179 



Clothes moth, 536 

 Clotting of blood, 146, 178, 179-180 

 Clupea, 588, 590 

 Clypeus, 521, 522 

 Cnidaria (see Coelenterata) 

 Cnidoblast. 384 

 Cnidocil, 385 

 Coaction, 651 



Coagulability of blood, 234 

 Coat, choroid, 215, 216 



fibrous, 216 



nervous, 216 



retina, 215, 216 



sclerotic, 215, 216 



vascular, 216 

 Cobb, 423, 430 

 Cobra, 610 

 Coccidia, 363-364 

 Coccidiosis, 364 

 Coccygeal nerve, 204 

 Coccyx, 107 

 Cochlea, 220, 221, 222, 223 



canal, 221, 222 

 Cockroach, 536, 538 

 Cocoon, of earthworm, 460 



of insect, 519 



of lungfish, 592 



of spider, 513 

 Codfish, 588, 590 

 Coeciliidae, 596 

 Coelacanth, 569 

 Coelenterata, 45. 347, 383-397, 645 



circulation, 159 



nervous system, 192 



reproduction, 252, 255 

 Coeliac artery, 65, 168 

 Coeliaco-mesenteric arterv, 65 

 Coelom, 60, 61, 128, 282, 288, 346, 



446, 542 

 Coelomate, 346, 348 

 Coeloptera, 539 

 Coenosarc, 391 

 Cold, 157, 158, 213 

 Colie, 625 

 Coliiformes, 625 

 Collagen, 37 



Collagenous fibers, 37 

 Collar, of bryozoan, 483 

 of Enteropneusta, 556 

 of squid, 478 

 Collar cells (see choanocytes), 376, 



379 

 Collecting tubule, 188 

 CoUembola, 536 

 Collencyte, 376 

 Colloid, 33 



Colloidal particles, 33 

 Colon, 129, 135, 143, 169 

 Colony formation, 355, 356 

 Color blindness, 309, 318 

 skin, 82 



inheritance of, 306 

 Coluber, 608 

 Colubridae, 608 

 Columbiformes, 625 

 Colymbiformes, 625 

 Comb jelly (see Ctenophora), 45, 347, 



397-400, 645 

 Commensalism, 350, 351 

 Commissure, 201, 474 

 Common ray, 576, 580 

 Community, 651 

 Compleniental air, 156 

 Complementary factors, 305-306 

 Compound, 27, 28 

 eye of Cambarus, 503 



of insects, 212, 519, 522, 526 

 Conchae, 150 

 Conditioned reflex, 210 

 Condyle, 99, 109, 110 

 occipital, 102, 105 

 Cones of eye, 217, 218 

 Coney, 630, 639 



Congo eel (see Amphiuma), 596, 598 

 Coniferous forest, montane, 561, 653- 

 654 



northern, 651, 656 

 Conjugation, 253, 351, 352, 370-372 

 Conjunctiva, 216 



Connective tissue, 37-38, 228, 237 (see 

 also Cartilage and Bone) 



adipose, 37 



areolar, 37 



elastic, 38 



fibrous, 38 



reticular, 38 

 Consciousness, 211 

 Conservation, 670-671 



of bases, 186 

 Constriction, 206 

 Constrictor, 610 

 Continuity of germplasm, theory of, 



279, 297 

 Contractile vacuole, 354, 360, 369 



