INDEX OF AUTHOKS 



Agassiz : effects of fertilization in 



Ctenophors, 250. 

 Aristotle : theory of development, 13. 



the soul in function and develop- 

 ment, 292 sqq. 



mechanism and teleology, 296. 

 Auerbach : segmentation of Ascaris 



nigrovenosa, 33. 



von Baer, 16. 



Balfour : effect of yolk on segmenta- 

 tion, 29, 88. 



Bataillon : monstrosities due to 

 osmotic pressure, 120, 135. 



artificial parthenogenesis, 124. 

 Bergh : cell-division in germ-bands 



of Crustacea, 34. 



Berthold : surface-tension and cell- 

 division, 41, 42. 



Bischoff, 16. 



Blanc : effect of light upon the 

 development of the Chick, 94, 96. 



Boas : rate of growth in man, 63. 



change of variability, 73, 74. 



diminution of correlation coeffi- 

 cient, 75. 



Bonnet : emboitement, 14. 



preformation, 15. 



Bonnevie : diminution of chromo- 

 somes in Ascaris lunibricoides, 258. 



Born : gravity and development, 18, 

 83-85. 



pressure experiments on Frogs' 

 eggs, 34, 35. 



Boveri : early development of Strongy- 

 locentrotus, 23, 183-185. 



egg of Strongylocentrotus stretched, 

 39. 



suppression of micromeres in 

 Strongylocentrotus, 186. 



causes of the pattern of segmenta- 

 tion, 197. 



karyokinetic plane, sperm path, 

 and first furrow in Strongylocentrotus, 

 185. 



potentialities of animal and vege- 

 tative cells, 192. 



stratification of cytoplasmic sub- 

 stances, 242, 280. 



characters dependent on cyto- 

 plasm in Echinoid larvae, 261. 



Boveri : diminution of chromosomes 

 in Ascaris megalocephala, 252,255-257. 



due to a difference in the cyto- 

 plasm, 257. 



hybrid larva from enucleate egg 

 fragment with characters of male 

 parent, 253, 258-260. 



irregular distribution of chromo- 

 somes a cause of abnormality, 253, 

 263-266. 



individuality of chromosomes and 

 chromatin, 256, 265. 



part played by nucleus in dif- 

 ferentiation, 266, 285. 



possible significance of reducing 

 divisions, 266. 



number of chromosomes, size of 

 nucleus, and size of cell, 68, 267, 

 268. 



nuclear division not qualitative, 

 266. 



Bowditch : rate of growth in man, 

 63. 



change of variability, 73. 

 Brauer : Branchipus, 22, 24. 

 Brooks : Lucifer, 22. 



de Buffon : Preformation, 15. 

 Bullot : artificial parthenogenesis, 



124. 

 Bumpus : change of variability in 



Littorina, 71, 72. 

 Bunge : respiration of Ascaris, 112. 



Castle : see Davenport and Castle. 

 Chabry : segmentation furrows and 

 embryonic axes in Ascidians, 229. 



development of isolated blasto- 

 meres in Ascidians, 229, 230. 



Child : critique of Driesch's vitalism, 



292, note. 

 Chun : isolated blastomeres of Cteno- 



phora, 209. 

 Conklin : maturation, fertilization, 



and development of Cynthia, 230- 



236. 



development of isolated blasto- 

 meres in Cynthia, 237. 



development of pieces of gastrula 

 in Cynthia, 238. 



streaming movements of proto- 

 plasm, 40. 



