356 



Elementary Biology. 



BLA 



DOR 



Blastocoele, 231 

 B.astoderm, 173 

 Blastopore, 249, 290, 329 

 Blastosphere, 248, 260 

 Blastula, 231 

 Blood, 240, 255, 282 

 Bone, structure of, 297 

 Bonnet, 347, 349 

 Brachial plexus, 311 

 Brain, structure of the, 308 

 Bronchus, 293 

 Brown, Robert, 352 

 Buffon, 348 



S, 247 



Calcium, origin of and im- 

 portance to the plant of, 193 



Calyptrogen, 174 



Cambium, 150, 179 



Capillary, sti ucture of a, 287 



Carbohydrates, characters of, 27 



Carbon, origin of and importance to 

 the plant of, 190 



Carbonic acid, absorption of, by the 

 plant, 203 ; destiny of, 40 ; in the 

 atmosphere, 42 



Carnivorous plants, 213 



Carotid artery, 289 



Carpel, structure of, 162 ; develop- 

 ment of, 166 



Carpus, 305 



Cartilage, 297 



Causality, law of, 2 



Cell, 29 ; cell-theory, 350 



Cellulose, composition of, 61 



Cell-wall, 31 ; thickening of, 149 



Cerebellum, 308 ; structure of, 313; 

 function of, 317 



Cerebrum, 308 ; function of, 317 



'Challenger, 1 H.M.S., 345 



Char a, 83 



Chemical change, laws of, 22 ; affi- 

 nity, 19 ; compounds, classifica- 

 tion of, 21 



Chemistry, definition of, 4 



Chlorophyll, composition, structure, 

 and function of, 38 ; in Hydra 

 vtridis, 226 



Choroid, 322 



Chyle, 339 



Chyme, 338 



Ciliary muscle, 324, 325 



Circulation, of water in the plant, 



204 ; of sap, 206 ; in the animal, 



339 



Circumvallate papillae, 320 

 Classification of organisms, 54 

 Clavicle, 305 



Coagulation of blood, 283 

 Coelom, 243, 249 

 Coenosarc, 221 

 Coleochaetese, 83 

 Coleorhiza, 177 

 Colour of flowers, 169 

 Columella, 321 

 Concentric fibrovascular strand, 



120 



Condyles, 301 



Conjugation in Spirogyra, 80 

 Connective tissue, structure of, 275 

 Conservation of energy, law of, 



15 



Contractility of protoplasm, 33 

 Coracoid, 304 

 Corallineae, 91 



Cordova, medical school of, 346 

 Cork, 181 

 Cornea, 322 

 Corpora adiposa, 326 

 Cotyledons, 173 

 Cranial nerves, 310 

 Cranium, 301 



Cross-fertilisation, 139, 168 

 Crystals, composition and occur- 

 rence of, 157 

 Cuvier, 347, 349 

 Cystolith, 157 



DARWIN, 352 

 Death, 36 

 Decay, 36 

 Decomposition, 22 

 Dehydration, 22 

 Deoxidation, 23 

 Dermatogen, 173 

 Development, 36 

 Diastole, 73 

 Diatomaceae, 72 



Dicotyledonous type of plant, 178 

 Differentiation, 36 

 Digestion, 336 

 DiofKFa, 214 

 Dissociation, 22 

 Distribution of organisms, 54 

 Division of labour, 55 

 Dorsal laminae, 260, 332 



