SUBJECT AND AUTHOR INDEX 



AMPHIBIANS when cultivated outside 

 the body. The behavior of epidermis 

 of 281 



BLOWFLY larva (Calliphora erj throceph- 

 alaMeigen). A quantitative determi- 

 nation of the orienting reaction of the. . 213 

 Body movements. On the early pulsations of 

 the posterior lymph hearts in chick em- 

 bryos: their relation to the 373 



Browne, Ethel Nicholson. The effects of 

 centrifuging the spermatocyte cells of No- 

 tonecta, with special reference to the 



mitochondria 337 



Bursaria to food. II. Digestion and resorp- 

 tion in the food vacuole, and further 

 analysis of the process of extrusion. The 

 relations of 1 



CELL fusion in Paramaecium. A normal 

 periodic reorganization process without . 425 



Cells of Notonecta, with special reference to 

 the mitochondria. The effects of centri- 

 fuging the spermatocyte 337 



Centrifuging the spermatocyte cells of Noto- 

 necta, with special reference to the mito- 

 chondria. The effects of 337 



Chick embryos: their relation to the body 

 movements. On the early pulsations of 

 the posterior lymph hearts in 373 



Child, C. M. Studies on the dynamics of 

 morphogenesis and inheritance in experi- 

 mental reproduction. VIII. Dynamic 

 factors in head-determination in Planaria. 61 



Chromosome of Drosophila. A gene for the 

 fourth 32.5 



Chromosome studies in the Diptera. I. A 

 preliminary survey of five different types 

 of cliromosome groups in the genus Dro- 

 sophila 45 



Cl.*.rk, Eleanor L., and Clark, Eliot R. 

 On the early pulsations of the posterior 

 lymph hearts in chick embryos: their re- 

 lation to the body movements 373 



, Eliot R., Clark, Eleanor L. and. 



On the early pulsations of the posterior 

 lymph hearts in chick embryos: their rela- 

 tion to the body movements 373 



Cluster formation of spermatozoa caused by 

 specific substances from eggs 123 



Controlling sex in Hydatina senta. The in- 

 fluence of food in 54.^ 



Crossing within and without an inconstant 

 stock of Drosophila. Fertility and ster- 

 ility in Drosophila ampelophila. III. 

 Effects of crossing on fertility in Droso- 

 phila. IV. Effects on fertility of 343 



Curtis, Maynie R., Pearl, Raymond and. 

 Studies on the physiology of reproduc- 

 tion in the domestic fowl. VIII. On 

 some physiological effects of ligation, sec- 

 tion, or removal of the oviduct 395 



DIGESTION and resorption in the food 

 vacuole, and further analysis of the pro- 

 cess of extrusion. The relations of 

 Bursaria to food. II 1 



Diptera. I. A preliminary survey of five 

 different types of chromosome groups in 

 the genus Drosophila. Chromosome 

 studies in the 45 



Division rate of Paramaecium. The effect of 



thyroid on the 297 



Domestic fowl. VIII. On some physiological 

 effects of ligation, section, or removal of the 

 oviduct. Studies on the t>hysiology of re- 

 production in the , 395 



Drosophila. A gene for the fourth chromo- 

 some of 325 



ampelophila. 1. Sterility in Droso- 

 phila with especial reference to a defect in 

 the female and its behavior in heredity. 

 Fertility and sterility in 141 



ampelophila. II. Fertility in Droso- 

 phila and its behavior in heredity. Fer- 

 tility and sterility in 173 



ampelophila. III. Effects of crossing 



on fertility in Drosophila. IV. Effects 

 on fertility of cros.sing within and with- 

 out an inconstant stock of Drosophila. 

 Fertility and sterility in 343 



— and their influence on the sex-ratio. 



Two sex-liuked lethal factors in 81 



. A third sex-linked lethal factor in. . . 315 



. Chromosome studies in the Diptera. 



I. A preliminary survey of five different 

 types of chromo.some groups in the genus. 45 



Dynamics of morphogenesis and inheritance 

 in experimental reproduction. VIII. Dy- 

 namic factors in head-determination in 

 Planaria. Studies on the 61 



EFFECTS of ligation, section, or removal 

 of the oviduct. Studies on the physiol- 

 ogy of reproduction in the domestic 

 fowl. VIII. On .some physiological.. . 395 

 Embryonic cells to solid structures. The re- 

 action of 521 



Embryos: their relation to the body move- 

 ments. On the early pulsations of the 



posterior lymph hearts in chick 373 



Epidermis of amphibians when cultivated 



outside the body. The behavior of 281 



Erdmann, Rhoda, Woodruff, Lorande Loss 

 and. A normal periodic reorganization 

 process without cell fusion in Paramae- 

 cium 425 



Extrusion. The relations of Bursaria to food. 



II. Digestion and resorption in the food 

 vacuole, and further analysis of the pro- 

 cess of 



FERTILITY and sterility in Drosophila 

 ampelophila. I, Sterility in Drosophila 

 with especial reference to a defect in the 

 female and its behavior in hereditv. ... 141 



559 



