500 



INDEX. 



dominal, i8o, 224; superior me- 

 senteric, 88; vertebral, 86; 

 visceral, Mussel, 326 



Arlhrobacicriitni, 413 



Arthrobranchia?, 221 



Arytenoid, 21, 51 



Ascent of sap, 46 S 



Ascogonium, 420, 427 



Ascospore, 420, 427 



Ascus, 420, 427 



Asexual generation: Fern, 451 



Asia (US Jliiz'iatiliis, 1 7 3 — 2 39 



Astragalus, 73 



Atrium, 17, cSi, 90 



Auditory epithelium, Frog, 145 ; 

 Lobster, 232 



Auditory capsule, 59 ; organ : 

 Crayfish, 186, 230; Cyclas, 331 ; 

 Frog, 33, iiS; development 

 of, 161 ; Mussel, 331 ; Snail, 

 276, 300 



Auricle, Frog, 17, 90; Mussel, 

 324; Snail, 275, 2S4 



Auricular sei:)tum, 17, 91 



Axil, Bean, 460 ; Chara, 431 



r>. 



Bacillus, 413 



Bacteria, 408—414 



Balauiidinoi, 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 



liidder's organ, 54 



Bile ducts, 47 



Bipolar nerve-cell, 139 



Blastoderm, 236 



Blastopore, Crayfish, 187, 236 ; 

 Frog, 159, 160, 161 ; Snail, 302 



Blood, Crayfish, 226; Earthworm, 

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

 ster, 182; Mussel, 310; Snail, 

 276 



Body - cavity. Earthworm, 247, 

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

 349' 351 ; 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 



l^rain, 1 1, 24, 96, 170 



Branch, 430, 443, 460 



Branchix, Crayfish, 182, 220; 

 Mussel, 307, 316, 317, 322, 

 335' 336 ; suspensory ligament 

 of, 31^' 335 ; Tadpole, 5, 6, 161, 

 162, 164, 171 



Branchial clefts, 5 



Branchio-cardiac canals, 181, 222 



Branchiostcgite, 174, 176, 193, 



194 . 



Bronchi, 50 



Brownian movement, 408,411 



Brow-spot, 35, 36 



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



253' ^-':^T< 

 Bud, liean, 460 ; Chara, 432, 438; 



Hydra, 350 



]kmdle-shealh, 446, 453 



Byssus, 313, 341 ; organ, 341 



C. 



C/ECUM, Crayfish, 20S; Frog, 16 ; 



Lobster, 208 

 Calcaneum, 73 

 Calcar, 3, 73 



Calciferous glands, 243, 254 

 Calcium, 379, 403 

 Caldia, 481 

 Calyx, 460, 476 

 Cambium, 463, 473 

 Canipauiila, 481 

 Canal cells, 459 

 Canalis centralis, 31 

 Capillaries, 93 

 Capitulum, 434 

 Capsulogenous glands, 250 

 Carapace, 174, 190; development 



of, 237 



