FOOD-REACTIONS OF PELOMYXA 399 



LITERATURE CITED 



Bayliss, W. M. 1915 Principles of general physiology. London. 

 Dellinger, Oris P. 1906 Locomotion of amoeba and allied forms. Jour. 



Exp. Zool., vol. 3. 

 Jennings, H. S. 1906 The behavior of lower organisms. New York. 

 Kepner, Wm. A. and Taliaferro, W. H. 1916 Reactions of amoeba proteus 



to food. Biol. Bui., vol. 24. 

 Lillie, R. S. 1915 What is purposive behavior? J. Phil. Psych, and Sci. 



Meth., vol. 12. 

 Mast, S. O. and Root, F. M. 1916 Observations on ameba feeding on rotifers, 



nematodes and ciliates, and their bearing on the surface-tension 



theory. Jour. Exp. Zool., vol. 21. 

 Schaeffer, A. A. 1912 Contributions on the feeding habits of ameba. Trans. 



of Tenn. Acad, of Science. 1912-13. 



1916 On the feeding habits of ameba. Jour. Exper. Zool., vol. 20. 



1917 On the reactions of ameba to isolated and compound proteins. 

 Jour. Exp. Zool., vol. 22. 



Verworn, Max 1913 Irritability. New Haven. 



Wilson, H. V. 1900 Notes on Pelomyxa. Amer. Naturalist., vol. 34. 



