INDEX 



815 



Arrangement of cilia, 92, 94, 96 I Un- 

 dulating membranes, 92, 94 : Mega- 

 nucleus, 93, 94: Micro-nuclei, 93, 94 

 Contractile vacuole, 98, 94, 96, 97 

 Non-contractile vacuoles, 93, 94 

 Trichocysts, 93, 94 : Digestive ap 

 paratus, 94, 95 : Skeleton, lorica,* 94, 

 95, % : Operculum, 95, 96 : Colonies, 

 94, 95, 97 : Reproduction, 96, 97, 98 : 

 ( on j ligation, 99 



Ciliated chambers, 118 



Cinclides, 188, 901 



( 'iiTidation — See Vascular system 



Circulatory svstein —See Vascular system 



Cirri, 405*, 439 



Cirripedia, 565*, 593, 594, 596, 597, 698, 

 601, 602 



Cirrus, 240 



Cirrus sac, 249 



Ciste/fa, 366, 368, 369, 370, 371 



Cladocera, 564*, 572, 573, 596, 598 



CladophiursB, 411* 



Class, 4* 



Classification, 3*, 5 : of Rhizopoda, 47 

 Mastigophora, 69* Sporozoa, 81 : In 

 fusoria, 91 : Porifera, 112: Hydrozoa 

 140 : Scyphozoa, 176 : Actinozoa, 193 

 Ctenophora, 220 : Platyhelminthes 

 •25 1 : Nemertinea, 295 : Nematoda 

 303 : Rotifera, 327 : Polyzoa, 347 

 Brachiopoda, 366 : Echinodermata 

 410 : Chaetopoda, 464: Gephyrea, 495 

 Hirudinea, 515 : Crustacea, 561 : In 

 secta, 631 : Arachnida, 660 : Pelecy 

 poda, 694 : Amphineura, 712 : Gastro 

 poda, 732 : Cephalopoda, 789 



Clathrina, 116, 120, 122, 124, 126 



('lathrina blanca, 124, 



( 'Inthrozoon, 146 



Clathrulina, 58 



Clavatilla, 145 



Clavula'. 417* 



Cleaning foot, 581 



depame, 516, 517, 518, 519, 521, 522 



Cliona, 122, 126 



Clitellum, 455, 468, 509 



Cloaca, 249 



Clypeaster snbdepretsiui, 423 



Clypeastridea, 412*, 417, 423 



Clvpeus, 620*, 037 



Cnidoblast, 133* 



Cnidocil, 133, 134* 



i ktecidtB, 647 



Coccidiidea, 81* : Characteristic features, 

 83, 84, 85 



Coccidium, 83, 84, 85 



Coccoon, 463, 483 



Cockchafer, 643 



Cockles, 680, 696, 698 



Cockroach— See Periplaneta 



Cockroaches, 526, 619, 633, 636, 638, 

 648, 653, 656, 658 



Cocoa-nut crab, 569 



Codonella, 94 



Coelenterata, Classes, 128 : Examples, 

 128, 10S, 185,211 : Relationships, 226- 

 .229 : Appendix, 230 : Relationships to 

 Sponges, 228 



Coeliac canal, 407 



Cteloine and body-cavity, of Aacaritf, 

 301 : Nematoda, 307 : Acanthocephala, 

 313 : Clnetognatha, 317 : Buyula, 343 : 

 Eudoprocta, 354 : Phoroiu'*, 308 : 

 Magellania, 365 : Axterias, 381 : Sea 

 urchin, 399 : Sea-cucumber, 403 : 

 Antedon, 407 : Echinodermata, 425 : 

 Nereis, 442 : Cha;topoda, 474: 6ij>mt- 

 culu8, 493 : Gephyrea, 498 : Apua, 

 533 : Crustacea, 593 : Peripatux, 608 : 

 Insecta, 640 : Anodonta, 684 : Am- 

 phineura, 715: Sepia, 766: Cephalo- 

 poda, 797 



Ccelomoducts, 439, 480 



Cceloplaiui, 225, 286 



Coenenchyma, 207* 



Coenosarc, 131* 



Coleoptera, 035*, 638, 640, 645, 647, 649, 

 653 



Collar of choanoflagellata, 77 



Collared cells, 107,' 108, 109* 



Collared monads, 77, 78 



Collencytes, 107, 111* 



Colleterial glands, 628 



Collozoum, 61, 63 



Colochirus, 401 : General external fea- 

 tures, 401 : Structure of body-wall, 

 402 : Ambulacral system, 402 : Nerve- 

 ring, 402 : Perihsemal and hamial 

 systems, 402 : Ccelome, 403 : Enteric 

 canal, 403, 404 : Reproductive organs, 

 404 : Development, 404 : Systematic- 

 position, 414 



Colony, 40* : of Foraminifera, 51 : 

 Heliozoa, 59 : Radiolaria, 61 : Flagel- 

 lata, 73 : Choanoflagellata, 78 : Ciliata, 

 97: Tentaculifera, 101: Obelia, 129: 

 Leptolinat, 143 : Actinozoa, 197 : Poly- 

 zoa, 340 : Bugula, 341 : Ectoprocta, 

 348 : Endoprocta, 355 



Colpoda, 98 



Columella, of Coral, 205*: of Triton, 

 722 



Column, 185* 



Comatulct, 434, 435 



Comntulid" \ 415 



Comb-jellies, 128 



Combs, of Hormiphont, 211*, 212 



Comb-ribs, 213* 



Commensalism, in Sponges, 126: ////- 

 dractinia, 144 : Actinozoa, 208 : 

 Platyhelminthes, 284 : Chietopoda, 488 : 

 Crustacea, 602 



Complemental males, 597 



Conchiolin, 683* 



Conchostraca, 563*, 569 



Condyloatoma, 94 



3 f 2 



