432 



INDEX 



Claussen, 81, 224, 290, 291 

 Cleavage centrosomes in, 279, 280 

 chromosomes in, 278, 295 ff. 

 division, 278, 329 

 furrowing, 146, 186 ff. 

 Cleland, 109, 223 

 Closing membrane, 191, 192 

 Closterium (desmid), 186, 222 

 Clowes, 35, 36, 44 

 Clytia (ccelenterate), 328 

 Coagulation, 38 

 Cobcea (angiosperm), 177 

 Cocddium (protozoan), 207, 208 

 Ccenocentrum, 289 

 Ccenocytes, 60, 411 

 Cohn, 11 

 Coker, 295 



Coleochcete (green alga), 113, 222, 236 

 Collema (lichen), 291 

 Collins, E. J., 357 

 Collins, G. N., 333, 349 

 Colloids, 34 



Colonial algse, 140, 331, 334, 411 

 Colorblindness, 381 

 Components (of colloids), 35 

 Compositse, 236, 315 

 Coniferales, fertilization, 294 ff. 

 Conjugate, 288, 316 

 Conjugate division of nuclei, 292 

 Conjugation in Paramoecium, 283, 284 

 Conklin, achromatic figure, 183 

 amitosis, 213-214 

 centrosomes, 78 

 fertilization, 279, 280 

 individuality of chromosome, 159 

 nucleoplasmic ratio, 63 

 performationism, 411, 414 

 promorphology of ovum, 329, 330 

 r61e of chro matin, 70 

 Weismannism, 408 

 Connecting fibers, 145, 176 

 Connective tissue, 29, 30 

 Conocephalus (liverwort), 86 

 Constrictions in chromosomes, 160, 161, 



162, 166, 248, 249, 255, 260 

 Continuity of chromosomes: see chromo- 

 somes, individuality 

 of germ-plasm, 402, 403, 413 

 Contractile vacuole, 30, 44, 46, 84 

 Contractility in achromatic figure, 183 

 Copepods, 245, 249, 405 

 Coprinus (mushroom), 292 

 Corattina (red alga), 80, 223 



Cork, 2, 194 



Corpuscles de rebut, 283, 284 



Corpuscular theories, 391, 398 ff. 



Correlation, 139 



Correns, 331, 332, 338, 356, 366, 372 



Corsinia (liverwort), 82, 293 



Corti, 6 



Corydalis (angiosperm), 211 



Coulter. 288 



and Land, 295 

 Cowdry, E. V. 116-118 

 Cowdry, N. H., 116, 117, 123 

 Crampton, 328 



Crepidula (mollusk), amitotic appear- 

 ances, 213 



fertilization, 279, 280 

 individuality of chromosome, 159 

 nuclear size, 63 

 sex-determination, 371 

 Crepis (angiosperm), 159-162 

 reduction, 239, 252, 254 

 species and chromosomes, 349 

 Crinoid, 326, 327 

 Criss-cross inheritance, 380 

 Crossing over, 385, 386 ff. 

 Cruciferse, 159 

 Cryptobranchus (amphibian), 159, 160, 



278, 279 



Cryptomeria (conifer), 294 

 Crystalloid, 35, 65 

 Crystals, 134, 135 

 Ctenolabrus (fish), 160 

 Ctenophore, 328, 329 

 Cuenot, 355 



Culex (mosquito), 165, 256 

 Cumingia (mollusk), 286 

 Cumulative factors, 343 

 Cunninghamia (conifer), 295 

 Cuscuta (angiosperm), 47 

 Cuticle, 194 

 Cuticularization, 194 

 Cutin, 194 

 Cutinization, 194 

 Cutleria (brown alga), 222, 241 

 Cutting, 312 



Cyanophyceae, cell-division, 202 ff. 

 nucleus, 68 

 plastids, 108 



Cyanophycin granules, 203, 206 

 Cyanoplasts, 203 

 Cycas (cycad), 93, 294 

 Cyclops (copepod), 159, 160, 237, 245, 

 279 



