790 



INDEX 



Calyptoblastea, 144* 



Cambarus, 555 



Cambrian, 7 



Campanulariidce, 143* 



Campodea, 616 



Canaliculi (bone), 28* 



Canals, Haversian, 28*, 29 : incurrent, 



radial or flagellate, excurrent of 



Sponge, 108, 109*, 110, 118: of 



Medusa, 136, 137 



Canal system of Sponges, 118, 119 

 Cancer, 555, 575 

 Gannostomse, 179 

 Capillaries, 36* 

 Capillary vessels, 235 

 Capillitium, of Mycetozoa, 68, 69 

 Caprella, 554, 571 

 Capria, 176 



Capsulogenous glands, 446* 

 Carabus auratus, 626 

 Carapace, Apus, 515 : Astacus, 527 : 



of Scorpion, 638 

 Carboniferous, 7 

 Cardinal process, 354* 

 Cardioblasts, 614* 

 Cardium, 678, 680, 683, 692 

 Carina, of Cirripedia, 563 

 Carinaria mediterranea, 719 

 Carp -lice, 551 

 Carpoidea, 405*, 426 

 Cartilage, 27, 28* : Hyaline, 28 : 



Fibrous, 28 : Yellow elastic, 28 : 



Calcified, 28 



Caryophyllceus, 256, 258, 283 

 Cassiopeia, 182 

 Caudal cells, 304 

 Caudal spine, 650 

 Caudal styles, of Apus, 515 

 Caudal vesicle, 244*, 275 

 Cell, 16, 17*, 18 : Forms, 25 : Ciliated, 



25, 45 : Flagellate, 25, 45 : Amce- 



boid, 45 : Encysted, 45 

 Cell, animal, 15, 16* 

 Cell-colony, 52*, 67 

 Cell-division, 18, 19 

 Cell-lineage, 268* 

 Cell-plate, 18, 20* 

 Cell-wall, 17* 

 Cellepora, 340 



Cellulose, 15, 66, 69, 71, 75, 76, 80 

 Cement glands, 265, 320 

 Centipedes, 514, 598, 600 

 Central capsule, of Radiolaria, 62 : of 



Antedon, 400 



Central nervous system of Medusa?, 151 

 Centro-dorsal ossicle, of Antedon, 397, 



398 



Centrolecithal egg, 217*. 525 

 Centrosome, 18* 



Cephalic apodeme, of Apu*, 520 : Anta- 

 eus, 529 

 Cephalopoda, 663, 738* : Examples, 



738, 754 : Distinctive characters and 



classification, 766 : Systematic posi- 

 tion of the examples, 767 : General 

 organisation, 768 : External fea- 

 tures, 768 : Shell, 770 : Internal 

 skeleton, 772, 773 : Gills, 773 : 

 Coelome, 773 : Alimentary organs, 

 773 : Heart and vascular system, 

 ,773, 774 : Nervous system and 

 sense organs, 774 : Osphradia, 774 : 

 Statocysts, 774 : Kidneys, 774 : 

 Sexes, 774 : Development, 774, 775, 

 776, 777, 778, 779 : Distribution, 

 &c., 779 : Relationships, 780 



Cephalopodium. 740 



Cephalothorax, of Astacus, 527 



Cerata, 724 



Ceratella, 148 



Ceratella fusca, 148, 148 



Ceratites nodosus, 772 



Ceratium, 81 



Ceratosa, 113*, 127 



Cercaria, 241, 242* 



Cerci, 606 



Cerebral organs, 289*, 487 



Cerianthus, 197, 200 



Cervical fold, of Apus, 515 



Cervical glands, 301 



Cervical groove, of Astacus, 528 



Cervical sclerites, 606 



Cestida, 218*, 220 



Cestoda, 249*, 254, 255^256, 257, 258 , 

 259, 260, 263, 264, 268, 274, 275, 276, 

 277, 279, 280, 281} 282, 283, 284 : 

 Example, 243 



Cestus veneris, 220 



Cetonia aurata, 310 



Chaetsc, 430 See Seta 



Chcetoderma, 695, 696, 697, 699 



Chcetogaster, 475 



Chsetognatha, 292*, 310* : External 

 characters, 310 : Body-wall, 310 

 Enteric canal, 311 : Coelome, 311 

 Nervous system, 311 : Sensory or 

 gans, 311, 312 : Reproduction, 312 

 Development, 312, 313 



Ci.cetonotus, 329 



Chsetopoda, 429* : Examples, 430, 443 : 

 Distinctive characters and classi- 

 fication, 454 : Systematic position of 

 examples, 455 : General organisa- 

 tion, 457 : General form, 457 : Para- 

 podia and setae, 458, 459, 460, 461 : 

 Branchiae, 461 : Body-wall, 463 : 

 Coelome, 463 : Enteric canal, 46H : 

 Blood-vessels, 464 : Nervous sys- 

 tem, 465 : Organs of special s^nse, 

 466 : Organs of excretion, 467, 468, 

 469 : Phosphorescence, 470 : Re- 

 productive organs, 470 : Develop- 

 ment, 471, 472, 473, 474, 475 : 

 Asexual reproduction, 475, 476 : 

 Mode of life, &c., 476, 477 : Appen- 

 dices, 477, 479 



