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INDEX OF AUTHORS 



Brauer, bivalent chromosomes, 82; mitosis 

 in rhizopod, 96; fission of chromatin- 

 granules, 113; deutoplasm, 153; fertiliza- 

 tion in Branchipus, 192; parthenogenesis 

 in Artemia, 281 ; spermatogenesis in Asca- 

 ris, 255; intra-nuclear centrosome, 304. 



Braus, 81. 



Brogniard, pollen-tube, 218. 



Brooks, heredity, 12; variation, 179. 



Brown, Robert, cell-nucleus, 18; pollen- 

 tube, 218. 



Briicke, cell-organization, 289. 



Von Brunn, spermatozoon, 141. 



Biihler, astral systems, 318. 



Bxitschli, 6; protoplasm, 25, 36, 50; diffused 

 nuclei, 40; artifacts, 42; asters, 48, 316; 

 cell-membrane, 54; mitosis, 109, no; 

 centrosome in diatoms, 51; rejuvenes- 

 cence, 178; polar bodies, 238. 



Calberla, micropyle, 200. 



Calkins, nuclei of flagellates, 40; mitosis in 

 Noctiluca, 92; yolk-nucleus, 157; origin 

 of middle-piece, 165; reduction, 253, 257. 



Campbell, fertilization in plants, 216. 



Carnoy, nucleus, 40; muscle-fibre, 48; cen- 

 trosome, no; amitosis, 115, 117; germ- 

 nuclei, 184; asters, 305, 317. 



Carnoy and Le Brun, nucleoli, 130; fertiliza- 

 tion, 211; reduction, 263. 



Castle, egg-axis, 379; fertilization, 193. 



Chittenden, organic synthesis, 341. 



Chmielewski, reduction in Spirogyra, 280. 



Chun, amitosis, 117; partial development of 

 ctenophores, 418. 



Clapp, first cleavage- plane, 381. 



Coe, fertilization, 194, 213; centrosome, 321. 



Cohn, cell, 17. 



Conklin, size of nuclei, 71; union of germ- 

 nuclei, 204; centrosome in fertilization, 

 210; centrosome and sphere, 323; un- 

 equal division, 373; protoplasmic cur- 

 rents, 377; cell-size and body-size, 388; 

 types of cleavage, 423. 



Corda, pollen-tube, 218. 



Crampton, yolk-nucleus, 158; reversal of 

 cleavage, 368; experiments on snail, 419, 

 421; on tunicates, 419. 



Crato, protoplasm, 50. 



Darwin, evolution, 2, 5 ; inheritance, 12, 396; 

 variation, ii; pangenesis, 12, 290; gem- 

 mules, 290. 



Darwin, F., protoplasmic fragments, 346. 



Dendy, cell-bridges, 60. 



Dogiel, amitosis, 118. 



Driesch, dispermy, 198; fertilization of egg- 

 fragments, 200, 353; pressure-experiments, 

 375,410; regeneration, 393; isolated blas- 

 tomeres, 409; theory of development, 394, 

 415; experiments on ctenophores, 418; 

 ferment-theory, 427. 



Driiner, spindle-fibres, 79; central spindle, 

 105; aster, 321, 326. 



Von Ebner, Sertoli-cells, 284. 



Ehrlich, tar-colours, 335. 



Eismond, structure of aster, 48. 



Elssberg, plastidules, 291. 



Endres, experiments on frog's egg, 399, 419. 



Engelmann, ciliated cells, 44; rejuvenes- 

 cence, 179. 



Von Erlanger, asters, 48, 316; spindle, 8i; 

 elimination of chromatin, 155; Nebenkern, 

 163,165; fertilization, 194, 212, 213; cen- 

 troplasm, 324. 



Eycleshymer, first cleavage-plane, 381. 



Farmer, reduction in plants, 275. 



Fick, fertilization of axolotl, 192, 212. 



Field, staining-reactions, 176. 



Fischel, ctenophores, 419. 



Fischer, nucleus, 40; artifacts, 42; staining- 

 reactions, 335. 



Flemming, protoplasm, 25, 27 ; chromatin, 33 ; 

 centrosome, 5 1 ; cell-bridges, 60, 6i; cell- 

 division, 64, 70; splitting of chromosomes, 

 70 ; mitotic figure, 79; heterotypical mito- 

 sis, 86; leucocytes, 1 02; theory of mitosis, 

 106; division of chromatin, 113; amitosis, 

 117,285; nucleoli, 127; rotation of sperm- 

 head, 1 88; spermatogenesis, 259-262; 

 astral rays, 317; germinal localization, 



399- 



Floderus, follicle-cells, 150. 



Fol, i, 6, 64; amphiaster, 68; theory of mi- 

 tosis, 108; sperm-centrosome, 191; poly- 

 spermy, 192; attraction-cone, 198; vitel- 

 line membrane, 199; asters, 316. 



Foot, yolk-nucleus and polar rings, 156, 202; 

 fertilization in earthworm, 187; entrance- 

 funnel, 201 ; fertilization-centrosome, 212. 



Foster, cell-organization, somacules, 291. 



Francotte, polar bodies, 235; centrosome, 

 306; sphere, 312, 325. 



Frommann, protoplasm, 23; nucleus and 

 cytoplasm, 303. 



Galeotti, pathological mitoses, 97. 

 Gallardo, mitosis, 109. 



