GENERAL INDEX 523 
Corpuscles, Pacinian, Herbst, Grandry, etc., 470 
Coxal glands, 242, 246, 319, 321, 389, 398, 403, 429 
Cranium, 121, 145, 339 
Crayfish, 442, 489 
Crest, neural, 281 
Cromatophores of frog, 470 
Crura cerebri, 14 
Crustacea, first appearance, 27 
$s eyes, 76, 87 
rr retina, 100 
h segmental glands, 422 
Ctenophora, 474 
Cyathaspis, 29, 326, 340, 348 
Cyclostomata, 165, 229, 343, 353, 424 
Cysts, 50 
Dapuntia, 112 + 
Degeneration, 17, 19, 59, 74, 78, 94, 107, 212, 309, 333, 336, 343 
Deiters’ nucleus, 489 
Dendrites, 72 
Development, parallel, 497 
FP of two types of eye, 73 
7 vertebrate retina, 101 
Diaphragms, 161, 167 
Didymaspis, 327, 338 
Digestion, 441 
Dinosaurs, 17 : 
Dipnoans, 23, 45, 148 
Diptera, 89, 369 
Diverticula, optic, 102 
Dogfish, skull, 121, 123 
Drepanaspis, 344, 845, 450 
Drepanopterus Bembycoides, 238 
EcroGnatH, 238, 242, 271, 304, 342, 381 
Eel, 488 
Elasmobranchs, 23, 348, 423 
Elastin, 435 
Embryo, head of dogfish, 121, 123 
re skull of pig, 121 
Embryology, principles of, 455 
Encepalomeres, 262 
Endognath, 238, 271, 304, 381 
Endostoma, 241, 306 
Endostyle, 198, 212 
Entapophysis of Limulus, 139 
Enteroceela, 472 
Enteropneusta, 438, 494 
Entochondrites, 377 
Entosclerite, 222, 271 
Entosternite, 143 
Epiblast, 444, 445, 459 
