5oo 



INDEX. 



dominal, 180, 224; superior me- 

 senteric, 88 ; vertebral, 86 ; 

 visceral, Mussel, 326 



Arthrobacterium, 413 



Arthrobranchise, 221 



Arytenoid, 21, 51 



Ascent of sap, 468 



Ascogonium, 420, 427 



Ascospore, 420, 427 



Ascus, 420, 427 



Asexual generation : Fern, 451 



Astacus Jluviatilus, 173—239 



Astragalus, 73 



Atrium, 17, 81, 90 



Auditory epithelium, Frog, 145 ; 

 Lobster, 232 



Auditory capsule, 59 ; organ : 

 Crayfish, 186, 230; Cyclas, 331 ; 

 Frog, 33> IJ 8 ; development 

 of, 161 ; Mussel, 331 ; Snail, 

 276, 300 



Auricle, Frog, 17, 90 ; Mussel, 

 324; Snail, 275, 284 



Auricular septum, 17, 91 



Axil, Bean, 460 ; Chara, 431 



B. 



Bacillus, 413 



Bacteria, 408 — 414 



Balantidium, 363 



Basipodite, 195 



Bast, Bean, 464, 472 ; Fern, 446, 



453 



Bast fibres, 464, 474 



Bast parenchyma, 454, 473 



Bast vessels, 454, 473 



Bean-plant, 460 — 481 



Bell- animalcule, 359 — 368 



Bidder's organ, 54 



Bile ducts, 47 



Bipolar nerve-cell, 139 



Blastoderm, 236 



Blastopore, Crayfish, 187, 236; 

 Frog, 159, 160; Snail, 302 



Blood, Crayfish, 226; Earthworm, 

 245, 262 ; Frog, 16, 121 ; Lob- 

 ster, 182; Mussel, 310; Snail, 

 276 



Blood glands, 245, 258—259 



Body - cavity, Earthworm, 247. 

 252; Frog, dev. of, 169; Hydra, 

 349' 35i J Mussel, 335 



Body-wall, Earthworm, 243, his- 

 tology of, 264; Frog, 41, 43; 

 Hydra, 344, 349 



Bone, histology of, 1 29 



Brachial plexus, 103 



Bracken Fern, 443 — 459 



Brain, 11,24, 9^> I 7° 



Branch, 430, 443, 460 



Branchiae, Crayfish, 182, 220; 

 Mussel, 307, 316, 317, 322, 

 33S, 336 ; suspensory ligament 

 of. 318, 335; Tadpole, 5, 6, 161, 

 162, 164, 171 



Branchial clefts, 5 



Branchio-cardiac canals, 181, 222 



Branchiostegite, 174, 176, 193, 

 194 



Bronchi, 50 



Brownian movement, 408, 41 1 



Brow-spot, 35, 36 



Buccal-mass, 285, 286; sac, 241, 



253' 255 

 Bud, Bean, 460 ; Chara, 432, 438; 



Hydra, 35o 

 Bundle-sheath, 446, 453 

 Byssus, 313, 341 ; organ, 341 



C. 



Cecum, Crayfish, 208; Frog, 16; 



Lobster, 208 

 Calcaneum, 73 

 Calcar, 3, 73 



Calciferous glands, 243, 254 

 Calcium, 379, 403 

 Caltha, 481 

 Calyx, 460, 476 

 Cambium, 463, 473 

 Campanula, 481 

 Canal cells, 459 

 Canalis centralis, 31 

 Capillaries, 93 

 Capitulum, 434 

 Capsulogenous glands, 247 (vide 



also Albumeniferous glands) 

 Carapace, 174, 190; development 



of, 237 



