342 
Chetognatha, 212. 
Characters, dominant; 303; linked, 
307; recessive, 303; unit 303. 
Chiasmatype theory, 254. 
Chick, 33, 100, 103, 227, 281. 
Chironomus, 108-109, 110, 224, 229, 
235. 
Chloroplastid, 7. 
Cholesterin, 8, 12, 13. 
Chorion, 113. 
Chondriodiérése, 279. 
Chondriokont, 279. 
Chondriosome, 7, 102, 103, 168, 
227 ff., 275, 277. 
Chondriotaxis, 279. - 
Chromatin, 5, 7, 11-12; as germ- 
plasm, 299; as keimbahn-deter- 
minants, 211 ff. 
Chromatin-diminution, 47, 56, 57, 
139-141, 174 ff., 217 ff, 249. 
Chromatin-nucleolus, 5, 7. 
Chromidia, 26, 123, 168, 221 ff., 
279. 
Chromidial net, 26. 
Chromosome, 6, 7, 14, 15, 243, 299; 
accessory, 106; cycle, 245-275; 
diploid, 43; division, 248; in 
fertilization, 49; haploid, 43; 
individuality, 255; in man, 
272 f.; and Mendelism, 305; 
number, 246; from nucleolus, 
214; in parthenogenesis, 246; 
univalent, 249. 
Chrysemys, 32. 
Chrysomelide, 109. 
Ciona, 192. 
Cladocera, 163 ff. 
Clathrina, 70. 
Clava, 88, 135. 
Cleavage, 29, 115. 
Cockroach, 194. 
Celenterata, 80-98, 212. 
Coleoptera, 109-143. 
Colloid, 9. 
Colony, 17. 
INDEX OF SUBJECTS 
Compsilura, 107, 109. 
Conjugation, 17. 
Copepoda, 165 ff. 
Copidosoma, 146 ff. 
Copulationszelle, 163. 
Corps enigmatique, 187. 
Crepidula, 218. 
Crustacea, 163-173. 
Crystalloid, 9. 
Cyclops, 124, 164 ff., 228, 247. 
Cymatogaster, 100. 
Cynthia, 233, 280. 
Cyst formation, 125-129. 
Cytomicrosome, 276. 
Cytoplasm, 6, 143, 179, 224 ff., 
300 f. 
Daphnide, 163. 
Death, natural, 25. 
Determination of sex, 118. 
Determiner, 302. 
Diaptomus, 165. 
Differentiation, 76, 141-143. 
Dicecious, 18, 190. 
Diploid, chromosomes, 248. 
Diplotene, 252. 
Diptera, 107. 
Dispermic, 177, 178. 
Dominance, 303. 
Dotterplatte, 109, 115, 225, 235. 
Drosophila, 307 ff. 
Dyad, 45, 46, 306, 307. 
Dytiscus, 120-124, 121, 223. 
Dzierzon theory, 143. 
Earthworm, 161, 190, 191. 
Eclectosome, 279. 
Ectosome, 166, 167 ff., 213, 237. 
Egg, 19, 20. 
Encyrtus, 145. 
Enzyme, 300. 
Ephydatia, 75. 
Epigenesis, 2, 243. 
Ergastoplasma, 276. 
Eudendrium, 86. 
