INDEX 



587 



Crop, 94, 408 

 Crossbills, 544 

 Crossing of species, 21 

 Crossopterygii, 508 

 Cross-striated muscle, Ft 

 Crotalus, 531 

 Crows, 544 

 Crura cerebri, 551 

 Crustacea, 359 

 Cryptobranchus, 520 

 Cryptochiton, 316 

 Cryptodira, 527 

 Cryptoniscus, 386 

 Cryptotetramera, 424 

 Crystalline style, 322 

 Ctenida, 387 

 Ctenidia, 312 

 Cteniza, 396 

 Ctenodiscus, 298 

 Ctenoid scales, 494 

 Ctenolabrus, 510 

 Ctenophora, 232 

 Ctenoplana, 235 

 Ctenostomata, 287 

 Cubical epithelium, 65 

 Cubo medusae, 224 

 Cuculi, 544 

 Cucumaria, 308 

 Culcita, 296, 298 

 Culicidae, 430 

 Cumacea, 382 

 Cunina, 218 

 Cunner, 510 

 Cunocantha, 216, 218 

 Curculio, 424 

 Cursoria, 421 

 Cuspidaria, 325 

 Cutaneous artery, 517 

 Cuticle, 65 

 Cuticula, 167 

 Cuticular skeleton, 1 1 1 

 Cutis, 91, 450 

 Cuttle bone, 341, 347 

 Cuttlefish, 347 

 Cuvierian ducts, 484, 503 



organs, 307 

 Cyamus, 384 

 Cyanea, 223 

 Cyanocitta, 544 

 Cyclas, 324 

 Cycloid scales, 494 

 Cycloposthium, 197 

 Cyclops, 29, 369 



stage, 29 

 Cyclospondyli, 506 



Cyclostomata, 287, 491 

 Cydippidaj, 235 

 Cygnus, 543 

 Cymothoa, 386 

 Cynipidae, 425 

 Cynocephalus, 574 

 Cynomorphoe, 574 

 Cynomys, 566 

 Cynthia, 445 

 Cypraaa, 330 

 Cypridina, 371 

 Cyprinicke, 510 

 Cypris, 371 

 Cypselidae, 544 

 Cyrtophilus, 421 

 Cysticercoid, 253 

 Cysticercus, 247 

 Cystid, 285 

 Cystidea, 303 

 Cystoflagellata, 184 

 Cystoneciae, 220 

 Cytopharynx, 167, 192 

 Cytopyge, 167, 192 

 Cytosporida, 185 

 Cytostome, 167, 192 



Dactylethra, 520 

 Dactylopodite, 97 

 Daddy long-legs, 394 

 Daphnia, 366 

 Dasypus, 563 

 Dasyurus, 560 

 Datames, 394 

 Decapoda, 347, 377 

 Decidua, 562 

 Deer, 569 

 Degeneration, 156 

 Delphinus, 572 

 Demibranchs, 501 

 Demodex, 397 

 Dendrites, 84 

 Dendrochirota?, 308 

 Dendrocoelum, 242 

 Dendrceca, 544 

 Dendronotus, 335 

 Dendrosoma, 198 

 Dentary bone, 461 

 Dental formula, 554 

 Dentalium, 325 

 Dentes complicate, 554 

 Denticeta;, 572 

 Dentine, 451 

 Dentition, 481, 553 

 Derma, 91, 450 

 Dermal skeleton, 91 



Dermanyssus, 397 

 Dermatobia, 431 

 Dermatoptera, 42 1 

 Dermochelys, 527 

 Dermo-muscular tunic, 1 1 1, 



237 



Dero, 279 

 Derotrema, 520 

 Desmodont, 318 

 Desmodus, 565 

 Desor's larva, 257 

 Determinants, 43, 137 

 Deutomerite, 186 

 Deutocerebrum, 405 

 Deutoplasm, 71 

 Diapheromera, 421 

 Diaphragm, 481, 555 

 Diapophysis, 454 

 Diarrhoea, 196 

 Diastole, 101 

 Diastylis, 382 

 Diaptomus, 369 

 Dibranchia, 347 

 Dicotyles, 568 

 Dicyemida, 200 

 Didelphia, 559 

 Didelphys, 560 

 Didus, 543 

 Diencephalon, 469 

 Difflugia, 179 



Diffuse nervous system, 112 

 Digenea, 245 

 Digestive tract, 03 

 Digitigrade, 550 

 Dihybrids, 140 

 Dimorphism, sexual, 40, 169 

 Dimorphodon, 532 

 Dimyaria, 323 

 Dinichthys, 513 

 Dinobryon, 184 

 Dinoceras, 570 

 Dinoflagellata, 184 

 Dinornithida?, 542 

 Dinosauria, 528 

 Dinotherium. 570 

 Dioecious, 108 

 Diomedea, 543 

 Diopatra, 277 

 Diotocardia, 333 

 Diphasia, 218 

 Diphycercal, 32, 498 

 Diphyes, 220 

 Diphyodont, 553 

 Diplocardia, 279 

 Diplopoda, 433 



