INDEX 



517 



Ceratites, 397, 398 ; suture, 396 



Ceratodes, 357, 4I6 



Ceres, 21, 354, 410 



Ceritella, W 



Cerithidea,2Q0, 4.17; C. obtusa, breath- 

 ing, 152 



Cerithiopsis, 417 



CeritMiim, 16, 4I6 



Ceromya, 458 



Chaetoderma, 404, 404 ; breathing- 

 organs, 154 ; nervous system, 203 ; 

 radula, 217, 228 



Chaetopleiira, 403 



Chama, 257, 272, 446, 455 



Chamostrea, 458 



Changes in environment, effect of, 83 f . 



Chank-shell, fishery of, 100 



Charts, 324, 442 



Charopa, 319, 323-327, 44I 



Chascax, 424 



Chelinodura, 430 



Chelotropis, 133 



Chenopus, 4I8 



ChiHdiura, 498 



Chilina, 19, 343, 358 



Chiliniclae, 439 ; radula, 236 



Chilotrema, 441 



China, use of shells in, 101 



Cliiropteron, 133 



Chiroteuthis, 385, 391 



Chiton, 8, 153, 403; egg-laying, 126 

 breathing organs, 153 f, ; eyes, 188 

 osphradium, 195 ; radula, 228 ; ner 

 vous system, 203 ; valves, 401, 402 

 girdle, 403 



Chitonellus, 404, 404 ', valves, 401 



Chittya, 16, 348, 351, 414 



Chlamydephorus, 333, 440 



Chlamydoconcha, 175, 245, 453 



Chlamys, 450 



Chloritis, 306, 311, 319-324, 441 



Chlorostoma, 4O8 



Chlorostracia, 307 



Choanomphalus, 250, 290, 439 



Chondrophora, 389 



Chondropoma, 346-355, 348, 414 



Chondrula, 285, 295, 296, 442 



Choneplax, 404 



Chonetes, 504; stratigraphical distribu- 

 tion, 507, 508 



Choristes, 420 



Choristoceras, 398 



Chorus, 423 



Chromodoris, 434 ; Jaws, 212 ; radula, 

 230 



Chrysallida, 4^^ 



Chrysodomus, 42S 



Chrysostoma, 409 



Cingula, 415 



Cingulina, 422 



Cionella, 442 



Circe, 454, 458 



Circulatory system, 169 



Circulus, 40s 



Circumpolar species, 287 



Cirrhoteuthis, 381, 382 



Cistella, 467, 470, 472, 475, 476, 479, 

 480, 487 ; larvae, 481, 483 ; parasite 

 of, 485 ; distribution, 486 ; fossil, 506, 

 508 



Cist opus, 385 



Cistula, 349, 351, 355, 414 



Cladohepatica, 432 



Clanculus, 4O8 



Classification, 5, 8 ; of Gasteropoda, 8, 

 11 



Clathurella, 4^6 



Clausilia, 442, 44^ ; mimicked by cater- 

 pillars, 68 ; monstrosity, 251 ; dis- 

 tribution, 285 f., 294, 305-318, 332, 

 339-356 ; C. rugosa, 24 ; scalaris, 278 



Clavagella, 262, 459 



Clavator, 335, 359, 44I 



Clavatula, 4^6 



Clavella, 424 



Claviger, 329, 417 



Clea, 16, 305, 423 



Clementia, 454 



Cleodora, 436, 436 



Cleopatra, 294, 328, 331, 336, 4I6 



Clessin, on duration of life, 39 



Clessinia, 12, 297 



Clio, 436, 436 



Cliona, enemy of oysters, 112 



Cli07ie, 158, 438 



Clionopsis, 437 



Clitamhonites, 498, 505; stratigi'aph- 

 ical distribution, 507, 508, 511 



Clithon, 327, 410 



Clydonites, 398 



Clymenia, 397 



Clypidella, 4O6 



Coccidina, 4O8 



Cochlicella acuta, 278 



Cochliolepas, 77 



Cochloceras, 398 



Cochlodesma, 459 



Cochlostyla, 124, 278, 313, 315, 44I 



Cockles, use of, 101, 118 



Coecum, 247, 260, 417, 418 



Coeliaxis, 334, 442 ; habitat, 49 



Coelocentrum, 353, 442 



Coelospira, 505, 508 



Cold winter, effect on oysters, 112 ; on 

 mussels, 116 



Collinge, W. E,, on growth and burial 

 of shells, 41 



Collisella, 405 



Collisellina, 405 ; radula, 227 



Collonia, 409 



Colohocephalus, 430 



Colour of arctic shells, ^Q 



Colpodaspis, 430 



Columbarium, 426 



