550 



COMPARATIVE ANATOMY 



Cestoda, 134 



Cestoplana, 133 



Cetochilus, 291 ; development of, 385 



,, septentrionalis, 385 ; ontogeny, 



398 



Cetonia aurata, sexual organs, 485 

 Chcetogaster diaphanus, anterior part of 



body, 221 

 Chcetogastridce, 181 

 Chcetognatha, 185 

 Chcetopoda, 181 

 Ch&tozone, 253 

 Chalaza, 30 

 Challengeria, 7 

 Charybdeidce, 72 

 Cheirurus, 415 



,, Quenstedtii, 414 

 Chelicerae (Xiphosura), 417; (Arachnoidea), 



515 



Chelicerota, 509 

 Chelifer, 509 



,, Bravaisii 513 

 Chermes, 440 

 Chernetidce, 509 

 Chilaria, 417 

 ChUodon, 9 

 Chilognatlia, 438 

 Chilomonas, 8 



,, Paramcecium, 8 



Chilopoda, 438 

 Chilostomata, 264 



Chironomus plumosus, nervous system, 466 

 Chirodropus, 72 

 ChloS, 439 ; segment, 383 

 Chlorcemidce, 182 

 Chloragogen cells, 213 

 Choanqftagellata, 8 

 Chondracanthus, 291 

 Chondrosia, 61 

 Chordeumidce, 438 

 Chordotonal ligament, 472 ; organs, 472, 



473 



Chorion 28 

 Chromatin, 35 

 Chrysaora, 101 

 Chrysomelidce, 441 

 Chrysopa, 441 

 Chthonius, 509 

 Cicada, 441 

 Cicindelidce, 442 

 Ciliata, 9 

 Ciliofiagellata, 8 

 Cirolana, 295 



spinipes, posterior maxillie, 313 

 Cirratulidce, 182 

 Cirri, 188 

 Cirripedia, 291 

 Cistelidce, 441 

 Citigrada, 510 

 Cladocera, 289 

 Cladocora, 71 

 Cladocoryne, 90 

 Cladonema radiatum, 68 



Clathria, 61 

 Clathrulina, 6 

 Clausocalanus, 291 



,, mastigophorus, 290 



Clepsidrina, 9 

 Clepsine, 181 

 Clistomastus, 266 

 Clitellio, 181 

 Clitellum, 192 



Cloen dimidiatum, segments of larva, 457 

 Clubiona, 510 

 Cnidaria, 66-132 

 Cnidoblast, 39 

 Coccidce, 440 

 Coccinellidce, 441 

 Ccdenterata, 58-132 

 Coeloblastula, 123 

 Coelogastrula, 123 

 Cceloplana Mecznikowi, 136 

 Coaloplanula, 126 

 Ccenurus, 172 



,, cerebralis, 135 

 Coleoptera, 441 

 Collembola, 439 

 Collosendeis gigas, 4%4 

 Collosphcera, 6 

 Collozoum, 6 

 Columella, 99 

 Complementary males (Cirripedia), 305 ; 



(Myzostomidce), 266 

 Conchoderma, 292 

 Conilera cylindracea, 361 

 Conocephalites, 415 

 Conopidce, 443 



Convoluta, 134 > pharyngeal apparatus, 139 

 Copepoda, 290 



Corals (Anthozoa), 70 ; section, 76 

 Cordilophora lacustris, 68 ; stinging cells, 



81 

 Corethra, imaginal discs, 499 



,, plumicornis, nervous system, 472 

 Coreus, 440 

 Corixa, 440 

 Corizus, 440 



Cormidium, 70, 112, 113 

 Cornutella, 7 



Corophium, 296 



,, longicorne, thoracic limbs, 318 



Corrodentia, 440 

 Cortina, 7 



typus, 7 

 Corycceus, 291 

 Corydalis, 441 

 Cossidce, 442 

 Cotylea, 133 

 Cotylorhiza, 72 

 Crab's eyes (gastroliths), 337 

 Crambessa, 72 

 Crangon, 298 

 Crania, 185 



Craspedota, 67, 69, 73 ; diagram, 73 ; for- 

 mation of, 105 



