DALL: MOLLUSCA AND BRACHIOPODA. 479 
Cancellaria californica, 296. 
centrota, 295. 
clavatula, 294. 
corbicula, 294. 
exopleura, 294. 
io, 295. 
melanostoma, 295. 
microsoma, 296. 
mitraeformis, 294. 
Cantrainea, 342. 
peloritana, 343. 
Cantraineia, 342. 
Capulus, 329. 
chilensis, 329. 
lissus, 330. 
ungaricoides, 330. 
ungaricus, 330. 
Cardiomya, 433. 
Cardita, 412. 
sulcosa, 412. 
velutina, 412. 
Cassis cameo, 319. 
Cavlina, 230. 
Cavolina, 230, 232. 
gibbosa, 234. 
inflexa, 235. 
longirostris, 235. 
natans, 230. 
occidentalis, 233. 
telemus, 230, 231, 232 
uncinata, 235. 
Cavolinia, 280. 
tridentata, 231. 
Cepatia, 334. 
Cerithioderma, 324, 
migrans, 325. 
pacifica, 324. 
prima, 324. 
Cetoconcha, 430, 431. 
scapha, 431. 
smithii, 431. 
Chiton, 353. 
blainvillei, 357. 
Chlamys, #02. 
pasca, 401. 
Choristes, 228. 
carpenteri, 328. 
elegans, 328. 
tenera, 329. 
Clanculus, 345, 346. 
rubidus, 346. 
Clathurella, 259, 260, 288. 
orariana, 288. 
panamella, 288. 
plicatella, 289. 
Cleodora, 231, 232. 
Clinopistha, 366. 
Clinura, 267, 292, 293. 
monochorda, 292. 
peruviana, 293. 
Clio, 235. 
sulcata, 235. 
volitans, 230. 
Clione, 232. 
Clionella, 270. 
Clistaxis, 241. 
Cocculina, 340, 341. 
agassizit, 340. 
diomedae, 341. 
nassa, 341. 
rathbuni, 340. 
Cochlespira, 257, 273. 
_ Cochlis, 332, 333. 
Collonia, 342. 
Columbella, 309. 
Susidens, 309. 
iodostoma, 309. 
Comarmondia, 259. 
Cominella brunneocincta, 304. 
Compressidens, 359. 
Conus, 254. 
gradatus, 254. 
regularis, 254. 
sieboldi, 254. 
Corbula, 423. 
granulata, 428. 
ira, 423. 
knoxiana, 423. 
Cordieria, 258. 
Corneocyclas magellanicus, 411, 
Corolla, 232. 
Cosmetopsis, 392. 
Crania, 440. 
lecointii, 440. 
patagonica, 440. 
pourtalesii, 440. 
Cranopsis, 352. 
pelex, 302. 
Crenella, 410. 
divaricata, 410. 
megas, 410. 
Cryptaxis, 241. 
Cryptonatica, 332, 338. 
Ctenoconcha, 383. 
Cucullaria, 398, 399. ° 
Cumingia mutica, 422. 
Cuneocorbula, 423. 
Cuspidaria, 431, 432, 433. 
chilensis, 433. 
glacialis, 432. 
panamensis, 432. 
patagonica, 431. 
planetica, 433. 
pseustes, 482, 433. 
