INDEX 



733 



mals, 652, 653 ; of Eeptiles, 580 

 588 



Cirri, 361 



Cirripedia, 212, 278 



Cirrus, 158 



Cistudo, 597 



Civet cats, 678 



Cladocera, 208, 277 



Cladoselache, 460, 470 



Clam, 298, 308 



Clasper, 460, 465 



Classes, 11 



Classification, 10, 13 



Clava, 65 



Clavicle, 501, 503, 517 



Cleithra, 516 



Clepsidrina, 43, 44, 48 



Clepsine, 161, 164, 166 



Clitellum, of Lumbricus, 140, 156; 

 of Hirudo, 161 



Cloaca, 122, 412, 443, 463, 465, 523 



Clupea, 489, 514 



Clupeidae, 489, 514 



Clupeiformes, 489, 513 

 'Clypeaster, 368 



Clypeastroidea, 356, 368 



Cnidoblast, 55 



Cnidocils, 55 



Coccidea, 44, 45, 48 



Coccinella, 254, 281 



Coccygeo-mesenteric, 623 



Coccyx, 613 



Cochlea, 421 



Cockchafer, 248, 254, 255 



Cockle, 298, 308 



Cockroach, 233, 239, 243, 245, 246, 

 247, 249; ecdysis of, 244 



Cocoon, of cockroach, 243 ; of Hirudo, 

 161 ; of Lumbricus, 154, 157 ; of silk- 

 worm, 249, 250 



Cod, 478, 482, 495 



Coecilia, 560, 562 



Coelenterata, 49; classification of , 81; 

 general shape of body of, 49 



Coelenteron, 50 



Coeliac artery, 461 



Coelom, 133; of Annelids, 158, 

 162; of Arthropods, 192, 238; of 

 Brachiopods, 371,374; of Cephalo- 

 chorda, 393 ; of Chaetognatha, 381 ; 

 of Echinoderms, 328; of Henri- 

 chorda, 386; of Molluscs, 288; of 

 Vertebrates, 436 



Coelomata, 133 



Coelomic cavity, 133; in Arthropods, 

 192; in Cephalochorda, 393; in 

 Lumbricus, 140; in leeches, 162 



Coelomic fluid, 147, 148 



Coelomic grooves, 392 



Coelomic nervous system, 336 



Coelomiducts, 296 



Coenurus, 110 



Coleoptera, 245, 250, 254, 281 



Collar, 85, 86, 386, 387 



Collar-cavities, 392, 437 



Collar cells, 85, 87 



Collar pore, 386 



Collaterals, 417 



Colleterial glands, 238 



Colloid solution, 4, 19 



Colon, 238 



Colony, Coelenterate, 59, 62, 69, 71; 



Polyzoan, 376 

 Colubridae, 590 

 Columba, 617, 622, 626, 635 

 Columella, 572 

 Columella auris, 546, 645 

 Columella cranii, 572 

 Colymbiformes, 631, 634 

 Colymbus, 632, 634 

 Comatulidae, 361 

 Commissures, 149, 291 

 Common carotid, 537 

 Compound Ascidians, 411 

 Compound eye, 197 

 Conchostraca, 208, 277 

 Condyles, 523, 618 

 Condylura, 672, 720 

 Cone-cells, 422 

 Coney, 684 



Conjugation, 7, 8 ; in Paramecium, 41 

 Connective tissue, 152, 201, 350, 413 

 Consciousness, 2 

 Contractile vacuole, 17, 32, 38 

 Contraction, 6 

 Conus arteriosus, 430 

 Convolute, 98 

 Co-ordinated parts, 25 

 Copelata, 410 

 Copepoda, 209, 277 

 Copulatory sacs, 582 

 Copulatory spicules, 130 

 Coracias, 633, 635 

 Coraciiformes, 633, 635 

 Coracoid, 483, 532, 575, 576, 633, 650 

 Coracoid cartilage, 532 

 Coracoid fontanelle, 576 

 Coral, 73, 74 

 Coral islands, 74 

 Coralline Crag, 380 

 Corallum, 74 

 Coregonus, 490, 514 

 Cornea, 424 

 Corona, 346 

 Coronella, 591 

 Coronoid, 575 

 Corpus callosum, 647 

 Cortical layer, 33 

 Cortical zone, 106 

 Corvus, 635 

 Costal plates, 593 

 Costal process, 609 



