502 



INDEX. 



Cornea, 117, 185, 300; facets of, 



Corolla, 460, 476 



Corpora adiposa, 40, 54 



Corpus callosum, 26, loi 



Corpuscula, 466 



Cortex, 462, 465, 472 



Cortical layer, Chara, 430, 432 



Cothiirnia^ 368 



Cotyledon, 461, 480 



Coxopodite, 195 



Cranium, 63 



Crayfish, 173 — 239 



Crop, Earthworiu, 241, 254 ; 

 Snail, 274, 284 



Crystalline cone, 185, 233, 234, 

 len*;, 117; Snail, 300, develop- 

 ment of, in Prog, 172 



Crystals, Amoeba, 372, Hydra, 353 



Cutaneous glands, 34, 146, 148'; 

 Earthworm, 243, 265 



Cuticle, Crayfish, 189 ; Earth- 

 worm, 241, 25J ; Hydra, 353; 

 Vorticella, 360, 364 



Cuticularizetl cell-wall, 401, 407 



Cyclas, 331 



D. 



Dactylopodite, 196 



Dart, 277, 292 ; sac, 291, 292 



Dentary, 62 



Dermis, 146, 147 



Development, Crayfish, 187, 235 ; 



Earthworm, 247 ; Frog, 5, 157; 



Hydra, 344 ; Lobster, 238 ; 



Mussel, 312, 340; Snail, 278, 



Diaphragm, 43 



] )icotylcdons, 464 



Digestion, Amteba, 371 : Cray- 

 fish, 179; Earthworm, 242; 

 Hydra, 343, 357 



Digestive gland. Crayfish, 179, 

 207, 209, 215; Earthworm, 242 ; 

 Mussel, 311, 320; Snail, 285; 

 development of, 303 



Digitate gland, 292 



Disc, 364 



Ductus arteriosus, 89; Botalli, 89 

 Duodenum, 45, 46 

 Dura Mater, 96 



E. 



Ear (see Auditory organ) 



Earthworm, 240—271 



Ecdysis, 189 



Elctoderm, 236, 303; Hydra, 344; 

 histology of, 351, 352, 353 



Ectoplasm, 124 



Ectosarc, Amoeba, 370, 374 ; Vor- 

 ticella, 360, 364 



Efferent branchial vessels, Cray- 

 fish, 222; Mussel, 327 



Egg-apparatus, 479 



Egg-capsule, 235 



Elodea, 442 



Embryo, Bean, 461, 480; Fern, 



451 



Enihiyo-cells, 5, 158 



Embryonic layers, 165 



Embryo-sac, 461, 466, 478 



Encephalon, (see Brain) 



Encystment, Amoeba, 369; Vorti- 

 cella, 363 



Endoderm, 236, 303; Hydra, 344 

 histology of, 351, 352, 353, 355 



Endolymph, 33 



Endophragmal system, 189, 201 



Endojjlasm, 124 



Endoplast (see Nucleus) 



Endopleurite, 194 



l*-ndopodite, 177, 193, 239 



Endosarc, Amoeba, 370, 374; 

 Vorticella, 360, 364 



Endoskeleton, Frog, 11,55; Snail, 



, -74 



Endosperm, 466, 479 



Endosternite, 194 



Endotergite, 194 



l-^piblast, 166, 187 



Epidermis, Bean, 462, 473 ; Earth- 

 worm, 245, 265; blood plexus 

 of, 245; Fern, 445, 447, 453; 

 Frog, 121, 146 



I'^piglottis, 49 



Epimeron, 192, 194 



