INDEX 



611 



Cribriform plate, 491 



Cricoid cartilage, 517 



Crop, 335 



Cross-fertilization, 348 



Crura cerebri, 157, 459, 530, 584 



Crustacea, 297, 386 



Crystalline style, 401 



,, lens, see Lens of Eye 

 Ctenidia, 398 

 Cutaneous glands : Frog, 1 29 ; 



Rabbit, 484 

 Cuticle : in unicellular animals, 251. 



264, 269, 286; in multicellular 



animals, 313, 328, 369 

 Cyst, see Cell-wall and Encystation 

 Cystic duct, see Bile-duct 



D. 



D 



/aughter-cells and nuclei, 250, 



254 ? 562 

 Death, n, 152, 236 

 Decalcifying, directions for, 137 

 Decidua, 602 

 Decomposition, u, 152; and see 



Putrefaction 



Degeneration, 421 ; and see Vestige 

 Dehydrating, directions for, 137 

 Dental formula, 511 

 Dental lamina and papilla, 445 

 Denticles (Nereis), 353 

 Dentine, 445, 510 

 Deric epithelium, see Epiderm 

 Derm, 128, 369, 433, 485 

 Dermal teeth, 434 

 Descent, doctrine of, see Evolution 

 Development, meaning of the term, 



9, 276, 284. For development 



of the various multicellular types, 



see under their names. Practical 



work, 212-214, 64 

 Dialyser, 73, 77 

 Diaphragm, 483, 506 

 Diastema, 507 

 Diastole of heart, 90 ; of contractile 



vacuole, 265 



Diencephalon, 157, 459, 529, 584 

 Differentiation, 204, 206, 238, 261 

 Diffusion, 73, 568, 60 1 



Digestion, 68 ; intra- and extra- 

 cellular, 305, 336 



Digestive glands, 373, 401, and see 

 Digestion, Enteric canal, Liver, 

 Glands, Pancreas 



Digestive system, see Enteric canal 



Digits, 56, 502, 505 



Dimorphic, Dimorphism, 250, 318 



Dioecious, 320, 382 



Diploblastic, 298, 311 



Directions for dissecting, 14.', for 

 drawing, 14 ; for killing, 31, 239, 

 259* 2 7$) 293, 324, 354, 386, 

 412,542 ; for preparing skeletons, 

 S3, 394, 472, 542 ; for injecting 

 blood-vessels, 99, 389, 414, 474, 

 543 ; for microscopic work, 119 ; 

 for histological and embryological 

 work, 135, 603 



Disc of Vorticelia, 271 



Dispersal, 274, 283, 287 



Dissecting instruments, &c. , 12 



Distal, 6 



Distribution of food-materials, 148 



Divergence of character, 223 



Division of physiological labour, 

 206, 238 



DOGFISH : General characters, 431 ; 

 exoskeleton, 433, 472-, endo- 

 skeleton, 435, 472 ; enteric canal, 

 444, 473 ; g ills 448, 4?8'-> blood- 

 system, 449, 474, 477 ; nervous 

 system, 458, 478 ; kidneys, 466, 

 476 ; reproductive organs, 467, 

 475', sense-organs, 464, 479', 

 development, 469, 581 



Dorsal, 6 



Drum-membrane, see Tympanic 

 membrane 



Ducts, see under names of individual 

 ducts and glands 



Ductus arteriosus, 550 



Duodenum, 22, and see Enteric 



Dura mater, 155 



E 



iJ ar, see Auditory organ ; in- 

 ternal, middle, and external, 466, 

 492, 535, 5^9 



R R 2 



