INDEX, 
Clesdora lanceolata, 469. 
Clupeadee, 588. 
Clupea alosa, 598. 
Clypeaster rosaceus, 279. 
Clypea rosaceus, 281. 
Clypeaster rosaceus, 280. 
Cocos Island, 192, 195. 
Cod curing, 617. 
»» fish (Morrhua vulgaris), 614. 
» fisheries, 615. 
Cod-fish, the, 615. 
Coffre-fish (Ostracion), 561. 
Colour of the sea, 10. Local causes 
of, 2. Effects of animalcules, 7d. 
Algz, 11. 
Comatula, 267. 
iy mediterranea, 268. 
Comatula mediterranea, 268. 
Condylostoma patens, 104. 
Conger (common), the, 578. 
Conger Eels (Anguilla conger), 578. 
Conus, principal forms of, 449. © 
Cook’s discoveries, 46. 
Coral, apparatus for nutritive fluids in, 
231. 
» larva, birth of, 233. 
1 polyp, 229, 234, 235. 
», section of a branch of, 232. 
» spicules, 230. 
Coral, precious, 225. 
fisheries, 236. 
», islands, 190. 
5» precious, spicula, 230. 
Cornularia cornucopia, 244. 
Corystes Cassivelaunus, 514, 515. 
Corystes Cassivelaunus, 515. 
Cothurina pyxidiformis, 103. 
Crabs, their habits, 507. 
Cramp-fish (Torpedo marmorata), 540. 
Crangon vulgaris, §24. 
Crania, 407. 
Crinoidea, 263. 
Cristatella, 305. 
Cristatella mucedo, 306. 
Crustacea, 503. Their organisation, 504. 
Reproduction, 505. Breathing appa- 
ratus, 506. Destructive habits, 507. 
Ctenophora, 109, 248. 
Cultivation of Oysters, 386. 
Currents of the ocean, their causes, 25. 
Cuttle-fish, 473. Described, 2. Its 
pigment, 481. Habits, 482. 
” 
649 
Cyclones, 29. 
Cyclopterus, 642. 
Cyclostoma, 414. 
Cyprea, 440. 
” argus, 44l. 
sy» capensis, 443- 
»,  coccinella, 442. 
os histrio, 441. 
»,  madagascariens's, 443. 
3 mappa, 44l. 
5 montta, 443. 
+ nucleus, 444. 
»» pantherina, 444. 
»» Scottit, 440. 
»,  destudinaria, 443. 
” tigris, 441, 442. 
ms undata, 442. 
ne 2ig-8ag, 442. 
Cypreea, principal forms of, 440. 
Cytherea, principal forms of, 341. 
cs geographica, 342. 
Cytherea geographica, 341. 
Dab (Platessa limanda), 609. 
Dab, the, 609. 
Dactylopora cylindracea, 81. 
Dactylopora cylindracea, 82. 
Darwin’s theory of coral islands, 192. 
‘5 3 subsidence, 195. 
Davis’s discoveries, 41. 
Dead men’s fingers, 246. 
Decapoda, their organisation, 511. 
De Haven’s search for Franklin, 53. 
Delphinula spherula, 436. 
Delphinula spharula, 436. 
Dendrophylla ramea, 185. 
Dendrophylla ramea, 185, 186. 
Density of salt water, 15. 
Dentalina subarcuata, 84. 
Dentalina subarcuata, 84. 
Depth of the sea, 1. 
Diodon pilosus, 560. 
Diodon pilosus, 560. 
Diphydze, 126. 
Disaster of the Sax Francisco, 30. 
Discina, 407. 
Distribution of land and water, 1. 
5 mollusca, 498. 
Dog-fish (Acanthias vulgaris), 550. 
Donax denticulatus, 334. 
” TULOSUS, 334. 
»  trunculus, 320. 
