SUBJECT AND AUTHOR INDEX 



\ CTINIAN behavior 193 



Actinians. Nervous transmission in the 87 



Actinians. Pedal locomotion in Ill 



Actinians The movements of the tentacles 



' in ^^ 



Alcohol and certain related substances. The 

 experimental modification of germ cells. 



I General plan of experiments with ethyl 125 

 Alcohol and certain related substances. The 



experimental modification of germ cells. 



II The effect upon the domestic fowl of 

 the daily inhalation of ethyl 165 



Alcoholism, and certain other drug intoxica- 

 tions, upon the progeny. The experi- 

 mental modification of germ cells. 111. 

 The effect of parental 241 



Ameba to isplated and compound proteins 



On the reactions of .............. 53 



Amebae. The effect of media of different 

 densities on the shape of 565 



BACTERIA. The growth of Paramae- 

 cium in pure cultures of 421 



Behavior. Actinian ,■••■.■ ^^^ 



Bunsen-Roscoe law to the phenomena of ani- 

 mal heliotropism. A re-examination of 

 the applicability of the 187 



CELLS. I. General plan of experiments 

 with ethyl alcohol and certain related 

 substances. The experimental modifi- 

 cation of germ 125 



Cells II. The effect upon the domestic fowl 

 of the daily inhalation of ethyl alcohol 

 and certain related substances. The ex- 

 perimental modification of germ 165 



Cells. III. The effect of parental alcoholism, 

 and certain other drug intoxications, upon 

 the progeny. The experimental modi- 

 fication of germ . • ■ 241 



Centrifugal force on the structure and devel- 

 opment of the eggs of Crepidula. Effects 

 of 311 



Color and stimulation in the lower organisms. 



The relation between spectral 471 



Confusum. The effect of X-rays on the 



length of life of Tribolium 573 



CoNKLiN, Edwin G. Effects of centrifugal 

 force on the structure and development 

 of the eggs of Crepidula 311 



Contraction in the mantle of lamellibranchs. 

 The rhythmic 231 



Crepidula. The effects of centrifugal force 

 on the structure and development of the 

 eggs of 311 



Cultures of bacteria. The growth ofPara- 

 maecium in pure .V . i 



Cumingia. A cytological study of artificial 

 parthenogenesis in 1 



DAVEY, Wheeler P. 'The effect of X- 

 rays on the length of life of Tribolium 



confusum ■ ^^^ 



Densities on the shape of amoebae. The ef- 

 fect of media of different 565 



Development of the eggs of Crepidula. Ef- 

 fects of centrifugal force on the structure 

 and ■ ■ ■ 311 



Diet upon Paramaecium. The effects of a 

 thyroid , • ■ 529 



Domestic fowl of the daily inhalation of ethyl 

 alcohol and certain related substances. 

 The experimental modification of germ 

 cells. II. The effect upon the 165 



Drosophila. The effect of a long-continued 



heterozygosis on a variable character in. . 457 



Drug intoxications, upon the progeny. The 

 experimental modification of germ cells. 

 III. The effect of parental alcoholism, and 

 certain other 241 



EGGS of Crepidula. Effects of centrifugal 

 force on the structure and development 



of the 311 



Ethyl alcohol and certain related substances. 

 The experimental modification of germ 

 cells. I. General plan of experiments 



with 125 



Ethyl alcohol and certain related substances. 

 The experimental modification of germ 

 cells. II. The effect upon the domestic 

 fowl of the daily inhalation of 165 



FORCE on the structure and development 

 of the eggs of Crepidula. Effects of 



centrifugal • 311 



Fowl of the daily inhalation of ethyl alcohol 

 and certain related substances. The ex- 

 perimental modification of germ cells. 



II. The effect upon the domestic 165 



Fray. W.\lter W., H.\rgitt, Geo. T. and. 

 The growth of Paramaecium in pure cul- 

 tures of bacteria 421 



GERM cells. I. General plan of experi- 

 ments with ethyl alcohol and certain re- 

 lated substances. The -zxperimental 

 modification of 125 



Germ cells. II. The effect upon the domes- 

 tic fowl of the daily inhalation of ethyl al- 

 cohol and certain related substances. 

 The experimental modification of 165 



Germ cells. III. The effect of parental alco- 

 holism, and certain other drug intoxica- 

 tions, upon the progeny. The experi- 

 mental modification of .• 241 



GoLDSCHMiDT, RicHARD. A further contri- 

 bution to the theory of sex ■ 593 



Growth of Paramaecium in pure cultures of 



bacteria. The '21 



HARGITT, Geo. T. and Fray, W.u.ter 

 W. The growth of Paramaecium in 



pure cultures of bacteria 421 



Heliotropism. A re-examination of the ap- 

 plicability of the Bunsen-Roscoe law to 



the phenomena of animal 187 



Heterozygosis on a variable character in Dro- 

 sophila. The effect of a long-continued. . 45( 

 Hogue, Mary J. The effect of media of dif- 

 ferent densities on the shape of amoebae. . -65 



619 



