INDEX 



689 



C. sa.xicola, 185 



C. sykion, 421 



Cumacea, feeding, 228, 233 



Cumingio, 1 56 



Cumopsis, 233 



Cunina, 592 



cunner. See Taittogolabrus 



curare, 381, 443 



Cuspidaria, 239, 240 



cuticle, crustaceans, 638 



cuttlefish — 



coloration, 484 



colour changes, 511 



See also Sepia 

 Cuvierian organs, 98, 664 

 Cyanea, 85, 350, 386, 426, 473 

 C. capillata, 473, 492, 587 

 cyanein, 473 

 Cycloporus, 238 

 C. papillosus, 470 

 Cyclopterus lumpus, 476, 487 

 Cyclosalpa pinnata, 153, 554 

 cyclostomes — 



feeding, 241 



respiration, 142 

 Cyclothone, 555, 574 

 Cymatogaster aggregatus, 475 

 Cymbasoma rigidum, 605, 607 

 Cymbulia, 214, 513 

 Cymothoidae, 598 

 Cynoscion, 342, 406 

 Cypraea pustulata, 498 

 Cypridina, 226, 538, 541, 560, 562, 574 



C. hilgendorfii , 536 

 cypris, 602 

 Cystophora, 171 

 Cytherella, 226 

 Cytocladus major, 570 



Dactylometra, 375 

 damsel-fishes. See Pomacentridae 

 Daphnia, 325 



dark-adaptation, eye, 326, 334 

 Dasyatidae, 665 

 Dasyatis akajei, 31 



D. centroura, 124, 179 

 D. pastinaca, 179, 666 



date mussel, See Lithophaga 



Davenport, D., 585 



deaminase, 294 



deamination, 293 



decapod Crustacea, feeding, 228, 239 



Delphinapterus, 407 



Dendraster excentricus, 473 



Dendrodoris, 247 



Dendrophyllia, 617 



Dendrostoma, 34 



density — 



marine animals, 400, 404 



sea water, 16 

 Dental i um, 646 

 D. solidum, 633 

 deposit-feeders, 232 



Desmacidon, 590 



detritus, 207 



Diadema, 320, 482 



D. setosum, 485, 508 



Diastylis, 228 



dibromindigo, 481 



Dictyota, 530 



dicyemids, 594 



diffusion constants, oxygen, 136 



digestion, 254 



digestive diverticula, 263 



digestive enzymes, 255, 262, 265 



digestive gland, 257, 263 



digestive secretion, 272 



3, 4-dihydroxyphenylalanine, 481 



Dileptus, 371 



dinonagellates, 636 



Diopatra cupraea, All 



Diplosoma virens, 610 



Discinisca, 651 



Distichopora, 636 



Ditropichthys, 313 



Dittmar, W., 9 

 diurnal cycles, 155, 451, 528 

 diving animals, respiration, 168 

 diving petrels, feeding, 246 

 dogfish, sense of smell, 353 



See also Scyliorhinus, Squalus 

 dog whelk. See Nucella 

 Doliolum, 111 



Dolium, 255 

 dolphin — 

 feeding, 247 

 hearing, 345 

 See also Tursiops 

 DOPA, see 3, 4-dihydroxyphenylalanine, 



481 

 dorids, 234 

 Dorippe, 663 

 Doris, 35, 140 

 Doropygus, 590 

 Dorosoma cepedianum, 91, 101 

 dorsal light reaction, 322 

 dovekie. See A lie 

 dragonet. See Callionymus 

 Drilonereis, 596 

 Dromia, 585 

 Dromidiopsis, 390 

 drum fishes. See Scaenidae 

 ducks, respiration, 171 

 Duvaucelia, 288 



eagle-ray, 665 

 ear, fish, 341 

 ecardines, 651 

 ecdysis, 638 



See also moult 

 Echeneis naucrates, 179, 496, 584, 585 

 Echinaster sepositus, 153 

 Echinobothrium, 593 

 Echinocardium, 145 

 E. cor datum, 147 

 echinochromes, 174, 480 



