INDEX OF AUTHORS 



Albrecht, nuclei, 32. 



Altmann, granule-theory, 25, 27, 290; nu- 



clein, 332. 

 Aniici, pollen-tube, 218. 

 Andrews, spinning activities, 61. 

 Apathy, nerve-cells, 48. 

 Aristotle, epigenesis, 8. 

 Arnold, fibrillar theory of protoplasm, 23; 



leucocytes, 117; nucleus and cytoplasm, 



303- 

 Atkinson, reduction, 269. 

 Auerbach, 6; double spermatozoa, 1 42; 



staining-reactions, 176; fertilization, 181. 



Von Baer, cleavage, 10; cell-division, 64; 

 egg-axis, 378; development, 396. 



Balbiani, scattered nuclei, 40; spireme- 

 nuclei, 36; mitosis in Infusoria, 88; chro- 

 matin-granules, 112; yolk-nucleus, 155- 

 156; regeneration in Infusoria, 343. 



Balfour, polar bodies, 243; rate of division, 

 366; unequal division, 371. 



Ballowitz, structure of spermatozoa, 139, 

 140; double spermatozoa, 142. 



Van Baml;eke, deutoplasni and yolk-nucleus, 

 156-160; elimination of chromatin, 155. 



Barry, fertiHzation, 181. 



De Bary, protoplasm, 4, 5, 20; conjugation, 

 181 ; cell-division and growth, 393. 



Beale, cell-organization, 291. 



Bechamp and Estor, microsome-theory, 290, 

 291. 



Belajefl", spermatozoids, 172-175; reduction 

 in plants, 267. 



Benda, spermatogenesis, 163; Sertoli-cells, 

 284. 



Van Beneden, cell-theory, i, 6, 7; proto- 

 plasm, 23; nuclear membrane, 38; cen- 

 trosome and attraction-sphere, 51, 74. 77, 

 310, 323; cell-polarity, 55; cell-division, 

 64, 74; origin of mitotic figure, 74-77; 

 theory of mitosis, 100; division of chromo- 

 somes, 112; fertilization of Asa? r is, 7, 182; 

 continuity of centrosomes, 75; germ- 



nuclei, 205; centrosome in fertilization, 

 20S; theory of sex, 243; parthenogenesis, 

 281 ; nucleus and cytoplasm, 303; nuclear 

 microsomes, 302; promorphology of cleav- 

 age, 381 ; germinal localization, 399. 



Van Beneden and fulin, first cleavage-plane, 

 380. 



Bergmann, cleavage, lo; cell, 17. 



Bernard, Claude, nucleus and cytoplasm, 341 ; 

 organic synthesis, 431. 



Berthold, protoplasm, 42 ; cell-division, 

 376- 



Bickford, regeneration in ccelenterates, 392, 

 429. 



Biondi, Sertoli-cells, 284. 



Biondi-Ehrlich, staining-fluid, 157. 



Bischoff, cell, 17. 



Bizzozero, cell-bridges, 60. 



Blanc, fertilization of trout, 210. 



Blochmann, insect-egg, 132; budding of nu- 

 cleus, 155; polar bodies, 2S1; bilaterality 

 of ovum, 3S3. 



Bcilim, fertilization in fishes, 192. 



Bolsius, nephridial cells, 47. 



Bonnet, theory of development, 8, 432. 



Born, chromosomes in Trilon-&%g, 338; 

 gravitation-experiments, 386. 



Boveri, centrosome, named, 51 ; a permanent 

 organ, 51, 74; in fertilization, 192, 211, 

 215, 230; structure, 309; functions, 354; 

 archoplasm, 69, 318; i rigin of mitotic 

 figure, 74, 77, 319; varieties of Ascaris, 

 87; theory of mitosis, 101, 108; division 

 of chromosomes, 112; origin of germ-cells, 

 147; fertilization of Ascaris, 182; of 

 Pterotrachea, 184; of Echinus, 192; the- 

 ory of fertilization, 190, 21 1; of partheno- 

 genesis, 281 ; partial fertilization, 190, 194; 

 reduction, 233; maturation in Ascaris, 

 238; tetrads, 238; centriole, 309; attrac- 

 tion-sphere, 324; egg-fragments, 353. 



Braem, cell-division, 377. 



Brandt, symbiosis, 53; regeneration in Pro- 

 tozoa, 342. 



47' 



