500 



INDEX. 



dominal, 180, 224; superior me- 



senteric, 88 ; vertebral, 86 ; 



visceral, Mussel, 326 

 Arthrobacterium, 413 

 Arthrobranchias, 221 

 Articular, 62 

 Arytenoid, 21, 51 

 Ascent of sap, 468 

 Ascogonium, 420, 427 

 Ascospore, 420, 427 

 Ascus, 420, 427 

 Asexual generation: Fern, 451 

 Astacus fluviatilusy 173 239 

 Astragalus, 73 

 Atrium, 17, 81, 90 

 Auditory epithelium, Frog, 145 ; 



Lobster, 232 

 Auditory capsule, 59 ; organ : 



Crayfish, 186, 230; Cyclas, 331 ; 



Frog, 33 118; 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 

 Balantidimn, 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, 1 39 



Blastoderm, 236 



Blastopore, Crayfish, 187, 236 ; 

 Frog, 159, 160; Snail, 302 



Blood, Crayfish, 226; Earthworm, 

 245, 262; Frog, 1 6, 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 ; 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, n, 24, 96, 170 



Branch, 430, 443, 460 



Branchiae, Crayfish, 182, 220; 

 Mussel, 307, 316, 317, 322, 

 335, 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, 411 



Brow-spot, 35, 36 



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



253. 255 

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



Hydra, 350 



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 centraHs, 31 

 Capillaries, 93 

 Capitulum, 434 



Capsulogenous glands, 247, 250 

 Carapace, 174, 190; development 



of, 237 



