INDEX 



517 



Ceratites, 397, 398 ; suture, 396 



Ceratodes, 357, 4^6 



Ceres, 21, 354, 410 



Ceritella, 417 



Cerithidea, 260, 417; C. obtiisa, breath- 

 ing, 152 



Cerithiopsis, 417 



Cerithium, 16, 4-16 



Ceromya, 408 



Chaetodenna, 404, 404 ; breathing 

 organs, 154 ; nervous system, 203 ; 

 radula, 217, 228 



Chaetopleura, 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, 4^4 



Chelinodura, 430 



Chelotropis, 133 



Chenopus, 4I8 



Chihdium, 498 



Chili na, 19, 343, 358 



Chilinidae, 439 ; radula, 236 



Chilotrema, 44-1 



China, use of shells in, 101 



Chiropteron, 133 



Chiroteutliis, 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 



ChitUja, 16, 348, 351, 4U 



Chlamydephorus, 333, 440 



Chlamydoconcha, 175, 245, 4o3 



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, 4^0 



Choristoceras, 398 



Chorus, 423 



Chromodoris, 434 ; jaws, 212 ; radula, 

 230 



Chrysallida, 422 



Chrysodomus, 423 



Chrysostoma, 409 



Cingula, 415 



CinguUna, 422 



Cionella, 442 



Circe, 454i 458 



Circulatory system, 169 



Circiilus, 4O8 



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 



Cistopus, 385 



Cistula, 349, 351, 355, 414 



Cladohepatica, 432 



Clanculus, 4O8 



Classification, 5, 8 ; of Gasteropoda, 8, 

 11 



ClathiireUa, 426 



Clausilia, 442, 442 ; mimicked by cater- 

 pillars, 68 ; monstrosity, 251 ; dis- 

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

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



Clavagella, 262, 459 



Clavator, 335, 359, 441 



Clavatula, 426 



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 



Clione, 158, 438 



Clionopsis, 437 



Clitambonites, 498, 505 ; stratigi'aph- 

 ical distribution, 507, 508, 511 



Clithon, 327, 410 



Clydonites, 398 



Clymenia, 397 



Clypidella, 4O6 



Cocculina, 4O8 



Cochlirella acuta, 278 



Cochliolepas, 77 



Cochloceras, 398 



Cochlodesma, 459 



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



Cockles, use of, 101, 118 



Caecum, 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 



CoUisellina, 405 ; radula, 227 



Collonia, 409 



Colobocephalus, 430 



Colour of arctic shells, S6 



Colpodaspis, 430 



Columbarium, 426 



