SUBJECT AND AUTHOR INDEX 



A MEBA. On the feeding habits of 529 



Amblystoma embryos. The effects of the 

 removal of the nasal pits in 27 



Amblystoma larvae — the supposed influence 

 of the pineal organ. The reactions of the 

 melanophores of •_■ 237 



Andrews, E. A. Color changes in the rhi- 

 noceros beetle, Dynastes tityrus 435 



Ascidia atra Lesueur. The water current pro- 

 duced by 429 



Asters. Contributions to the study of cell 

 mechanics. I. Spiral 509 



BEETLE, Dynastes tityrus. Color changes 

 in the rhinoceros 435 



Blowfly larva's photosensitivity with aae. 



The changes of the 585 



Burr, Harold Saxton. The effects of the 

 removal of the nasal pits in Amblystoma 

 embryos 27 



CELL. Evidence proving the melanophore 

 to be a disguised type of smooth inuscle 193 



Cell mechanics. I. Spiral asters. Contribu- 

 tions to the study of 509 



Changes in the rhinoceros beetle, Dynastes 

 tityrus. Color .435 



Changes of the blowfly larva's photosensi- 

 tivity with age. The 585 



Circus movements. Reactions to light in 

 Vanessa antiopa, with special reference to 357 



Cloaca of Holothurians. The rhythmic pul- 

 sation of the 297 



Cockerel, A feminized 421 



Colonial organism, Gonium pectorale, and a 

 study of the structure and function of 

 the eye-spot. The process of orientation 

 in the 1 



Coloration. Some experiments on protective 457 



Color changes in the rhinoceros beetle, Dy- 

 nastes tityrus 435 



Control of sex by food in five species of rotifers. 

 The 263 



Crozier, W. J. The rhythmic pulsation of 

 the cloaca of Holothurians 297 



Current produced by Ascidia atra Lesueur. 

 The water. . . .^. 429 



DETWILER, S. R. The effect of light on 

 the retina of the tortoise and of the 



lizard 165 



DOLLEY, William L., Jr. Reactions to light 

 in Vanessa antiopa, with special reference 



to circus movements 357 



Dynastes tityrus. Color changes in the rhi- 

 noceros beetle 435 



EMBRYOS. The effects of the removal of 

 the nasal pits in Amblystoma 27 



Erdmann, Rhod.^^ and Woodruff, Lorande 

 Loss. The periodic reorganization pro- 

 cess in paramaecium caudatum 59 



Eye-spot. The process of orientation in the 

 colonial organism, Gonium pectorale, and 

 a study of the structure and function of 

 the 1 



Tj^EEDING habits of Ameba. On the.... 529 



Feminized cockerel. A 421 



Function of the eye-spot. The process of 

 orientation in the colonial organism, Go- 

 nium pectorale, and a study of the structure 

 and 1 



GONIUM pectorale, and a study of the 

 structure and function of the eye-spot. 

 The process of orientation in the colonial 



organism 1 



GooDALE. H. D. A feminized cockerel 421 



TTABITS of Ameba. On the feeding 529 



Hecht, Selig. The water current produced 

 by Ascidia atra Lesueur ' 429 



Heliotropic reactions of animals and plants. 

 The relative efficiency of various parts 

 of the spectrum for the 217 



Holothurians. The rhythmic pulsation of the 

 cloaca of 297 



Hydra. Results of continued selection in. . . 19 



Hyman, Libbie H. An analysis of the proc- 

 ess of regeneration in certain microdrilous 

 oligochaetes 99 



LARVAE — the supposed influence of the 

 pineal organ. The reactions of the 

 melanophores of Amblystoma 237 



Larva's photosensitivity with age. The 

 changes of the blowfly 585 



Lashley, K. ,S. Results of continued selec- 

 tion in hydra 19 



L.aurens, Henry. The reactions of the 

 melanophores of Amblystoma larvae — the 

 supposed influence of the pineal organ. . . 237 



Light in Vanessa antiopa, with special refer- 

 ence to circus movements. Reactions to 357 



Light on the retina of the tortoise and of the 

 lizard. The effect of 165 



Lizard. The effect of light on the retina of the 

 tortoise and of the 165 



LoEB, .Jacques .^.nd Wa.steneys, Hardolph. 

 The relative efficiency of various parts of 

 the spectrum for the heliotropic reactions 

 of animals and plants 217 



MAST, S. O. The process of orientation 

 in the colonial organism, Gonium pec- 

 torale, and a study of the structure and 

 function of the eye-spot 1 



Mechanics. I. Spiral asters. Contributions 



to the study of cell 509 



Melanophore to be a disguised type of smooth 

 muscle cell. Evidence proving the 193 



Melanophores of Amblystoma larvae the sup- 

 posed influence of the pineal organ. The 

 reactions of the 237 



Microdrilous oligochaetes. An analysis of the 

 process of regeneration in certain 99 



Movements. Reactions to light in Vanessa 

 antiopa, with special reference to circus. . 357 



Muscle cell. Evidence proving the melano- 

 phore to be a disguised typo of smooth . . 193 



599 



