482 
Lady-, 276. 
Mud-, 281. 
Oyster-, 287. 
Purple shore-, 281. 
Red, 278. 
Rock-, 277, 280. 
Sand-, 11, 241, 276, 282. 
Sheep-, 285. 
Shore-, 281. 
Spider-, 241, 284. 
Stone-, 280. 
Swimming, 241, 274. 
Toad-, 285. 
Walking, 241. 
Yellow shore-, 281. 
Crangon, 240, 260. 
C. franciscorum, 240, 2617 
C. vulgaris, 240, 260. 
Crawfish, 240, 259, 261. 
Creeping Polyzoa, 193. 
Crenulated, 302. 
Crepidula, 325, 369. 
C. aculeata, 325, 369. 
C. adunca, 370. 
C. fornicata, 325, 369. 
C. navicelloides, 370. 
C. plana, 325, 369. 
C. rugosa, 370. 
Cribrella, 204, 207, 211. _ 
©. canguinolenta,, 204, 211. 
Crimson bluffs, 33. : 
Crinoidea, 200, 234. 
Crinoids, 202, 235- 
Fossil, 235... 
Crisia, 188, 194. 
C. eburnea, 188, 194. 
Crossaster, 204, 211. 
C. papposus, 204, 211. 
Crucibulum, 325, 370. 
C. spinosum, 325, 370. 
C. striatum, 325, 370. 
Crustacea, 238, 244, 248, 257, 
262. 
Cryptochiton, 323. 
C. stelleri, 323. 
Cryptogams, 25. 
Cryptolithodes, 240, 271. 
C. sitchensis, 240, 271. 
Cryptonemiacez, 78, 94. 
Cryptozonia, 204, 211. 
Crystalline stylet, 302, 341. 
Ctenidia, 302. 
Ctenodiscus, 204, 208. 
Cc. corniculatus, 204, 208. 
Ctenophora, 112, 115, 154, 155. 
Ctenostomata, 189, 197. 
Cubomeduse, 133, 137. 
Cucumaria crocea, 231. 
C. laevigata, 231. 
Cumacea, 242, 288. 
Cutleria, 63, 71. 
C. multifida, 63, 71. 
Cutleriacez, 63, 71. 
Cuttlefishes, 44, 315, 467. 
Cuvieria squamata, 232. 
Cuvierian organs, 231. 
Cyanea, 133, 136, 138. 
C. arctica, 44, 133, 138, 144. 
C. fulva, 133, 139. 
C. versicolor, 133, 139. 
Cyanophycee, 28, 48, 49. 
Cyclomyaria, 472. 
Cyclops, 239, 249, 250. 
INDEX 
Cyclostomata, 188, 193. 
Cydippida, 154, 156. 
Cymopolia, 51, 57. 
C. barbata, 51, 57. 
Cynthia, 473, 476. 
C. carnea, 473, 476. 
C. partita, 473, 476. 
C. pyriformis, 473, 476. 
Cypreza, 326, 334, 377. 
C. aurantia, 377. 
C. exanthema, 326, 378. 
Cc. moneta, 378. 
C. spadacea, 326, 379. 
C. spurca, 326, 378. 
Cypraidz, 326, 377. 
Cypridina, 238. 
C. islandica, 441. 
Cyprinidz, 406, 441. 
Cypris, 238. 
Cyrena, 311. 
Cystoclonium, 77, 83. 
C. cirrhosa, 77, 83. 
C. purpurascens, 77, 83. 
Cystoseira, 63, 73. 
C. expansa, 63, 73. 
Cytherea, 406, 450. 
C. gigantea, 406, 450. 
C. maculata, 406, 450. 
D 
Dactylopores, 129. 
Dactylozodids, 129. 
Daphnia, 238. 
Dasya, 77, 79, 89. 
D. elegans, 177, 89. 
D. plumosa, 77, 89. 
Dasycladacez, 51, 57. 
Dasycladus, 51, 57. 
D. occidentalis, 51, 57. 
Decapoda, 240, 257, 301, 468. 
Decussated, 303. 
Delesseria, 77, 79, 86. 
D. alata, 77, 86. 
D. Leprieurii, 77, 86. 
D. sinuosa, 77, 86. 
Delesseriez, 77, 85. 
Dendronotidz, 324, 
Dendronotus, 41, 42, 324, 353. 
D. arborescens, 324, 353. 
Dentalidz, 327, 402. 
Dentalium, 268, 327, 328, 404. 
D. dentale, 327, 403. 
D. hexagonum, 327, 403. 
D. pretiosum, 327, 403. 
Dermal branchiz, 208. 
Desmacidonide, 100. 
Desmarestia, 15, 62, 66. 
D. aculeata, 43, 62, 66. 
D. ligulata, 62, 67. 
D. viridis, 62, 66. 
Desmarestiacee, 62, 66. 
Desmids, 33. 
Desmosticha, 217, 221. 
Devil’s pocket-books, 12. 
Dextral, 303, 345. 
Diadema, 217, 222. 
D. setosum, 217,222. 
Diadematida, 217, 222. 
Diastopora, 188, 194. 
D. patina, 188, 194. 
Diastylis, 242, 288. 
D. quadrispinosus, 242, 288, 
Diatocardia, 300, 324, 356. 
Diatomacee, 38, 
Diatomaceous 002e, 21. 
Diatoms, 21, 32. 
Green, 435. 
Dibranchiata, 301, 464, 468. 
Dictyosiphon, 62, 67. 
D. foeniculaceus, 62, 67, 
Dictyosiphonacez, 62, 67. 
Dictyota, 63, 70. 
D. dichotoma, 68, 70. 
D. fasciola, 63, 70. 
Dictyotacez, 63, 70. 
Diopatra, 10, 161, 178. 
D. cuprea, 161, 178. 
Diploria, 141, 148. 
D. cerebriformis, 141, 148. 
Discomeduse, 133, 137. 
Distribution of alge, 30. 
Of animal life in the sea, 23. 
Doliidz, 326, 379. 
Doliolum, 472, 
Dolium, 310, 326, 379. 
D. galea, 326, 379. 
D. perdix, 326, 379. 
Donacida, 406, 445. 
Donax, 10, 406, 445. 
D. californicus, 406, 445. 
D. variabilis, 406, 445. 
Doridide, 324. 
Doris, 309, 324, 354. 
D. bilamellata, 324, 354. 
Dorocidaris, 217, 222. 
D. Blakei, 217, 222. 
D. papillota, 217, 222. 
Dorsal surface, 201, 202. 
Dosinia, 406, 450. 
D. discus, 406, 450. 
D. elegans, 406, 450. 
Drill, 383. 
Dromia, 105. 
Dromidez, 240, 264. 
Dulse, 38. 
Dumontiez, 78, 94. 
E 
Ears, 247, 435. 
Of corn, 12. 
Echidnocerus, 240, 270. 
E. cibarius, 240, 270. 
E. foriminatus, 240, 271. 
Echinanthide, 217, 224. 
Echinanthus, 217, 225. 
E. rosaceus, 217, 225. 
Echinarachnius, 217, 225. 
E. excentricus, 217, 225. 
E. parma, 44, 217, 225. 
Echinaster, 204, 211. 
E. sentus, 204, 211. 
Echinasteride, 204, 211. 
Echinida, 217, 223. 
Echinodermata, 200, 202, 305. 
Echinoidea, 200, 203, 217, 218, 
221. 
Echinometra, 217, 223. 
E. subangularis, 217, 223- 
Echinometridae, 217, 223. 
Echinus, 217, 224. 
E, gracilis, 217, 224. 
Ectocarpacez, 28, 62, 64. 
