LITEBATURE 187 



234 HOLMES, S. J. : The Reactions of Mosquitoes to Light in Different 



Periods of Their History. J. Animal Behav., 1911, i, 29-32. 



235 HOLMES, S. J. : The Beginnings of Intelligence. Science, 1911, xxxiii, 



473-480. 



236 HOLMES, S. J. : The Tropisms and Their Relation to More Complex 



Modes of Behavior. Bull. Wis. Nat. Hist. Soc., 1912, x, 13-23. 



237 HOLMES, S. J. : Phototaxis in the Sea Urchin, Arbacia punctulata. 



J. Animal Behav., 1912, ii, 126-136. 



238 HOLMES, S. J. : Studies in Animal Behavior. Boston, 1916, pp. 266. 



239 HOLMES, S. J., and McGRAw, K. W. : Some Experiments on the 



Method of Orientation to Light. J. Animal Behav., 1913, iii, 

 367-373. 



240 HOLT, E. B., and LEE, F. S. : The Theory of Phototactic Response. 



Am. J. PhysioL, 1901, iv, 460-481. 



241 HOWARD, L. 0. : Butterflies Attracted to Light at Night. Proc. Ent. 



Soc., Washington, 1889, iv. 



242 ILYIN, P. : Das Gehorblaschen als Gleichgewichtsorgan bei den Ptero- 



tracheidae. Centr. Physiol., 1900, xiii, 691-694. 



243 JACKSON, H, H. T. : The Control of Phototactic Reactions in Hyalella 



by Chemicals. J. Comp. Neurol. and Psychol, 1910, xx, 259-263. 



244 JENNINGS, H. S. : Studies on Reactions to Stimuli in Unicellular 



Organisms. I. Reactions to Chemical, Osmotic and Mechanical 

 Stimuli in the Ciliate Infusoria. J. Physiol, 1897, xxi, 258-322. 



245 JENNINGS, H. S. : II. The Mechanism of the Motor Reactions of 



Paramacium. Am. J. Physiol., 1899, ii, 311-341. 



246 JENNINGS, H. S. : III. Reactions to Localized Stimuli in Spirostomum 



and Stentor. Am. Nat., 1899, xxxiii, 373-389. 



247 JENNINGS, H. S. : V. On the Movements and Motor Reflexes of the 



Flagellata and Ciliata. Am. J. Physiol., 1900, iii, 229-260. 

 24 JENNINGS, H. S. : VI. On the Reactions of Chilomonas to Organic 



Acids. Am. J. Physiol., 1900, iii, 397-403. 

 249 JENNINGS, H. S., and CROSBY, J. H. : VII. The Manner in Which 



Bacteria React to .Stimuli, Especially to Chemical Stimuli. Am. J. 



Physiol, 1901, vi, 31-37. 

 aso JENNINGS, H. S., and MOORE, E. H. : VIII. On the Reactions of 



Infusoria to Carbonic and Other Acids, with Especial Reference 



to the Causes of the Gatherings Spontaneously Formed. Am. J. 



Physiol, 1902, vi, 233-250. 

 251 JENNINGS, H. S. : Contributions to the Study of the Behavior of 



Lower Organisms. Carnegie Institution of Washington, Pub. 



No. 16, 1904, pp. 256, 81 figs. 



