GEOTROPISM OF PARAMECIUM AND SPIROSTOMUM. 23 



BIBLIOGRAPHY. 



1. Aderhold, R. 



'88 Beitrage zur Kenntnis richtender Krafte bei der Bewegung niederer 

 Organismen. Jenaische Zeitsch. f. Naturwiss., Bd. 22, pp. 310-342. 



2. Davenport, Charles Benedict 



'97 Experimental Morphology. X. V., The Macmillan Co. Pt. i, pp. 

 112-125. 



3. Harper, E. H. 



'n The Geotropism of Paramcecium. Journal of Morphology, Vol. 22, 

 PP- 993-1000. 



4. Harper, E. H. 



'12 Magnetic Control of Geotropism in Paramcecium. Jour, of Animal 

 Behavior, Vol. 2, pp. 181-189. 



5. Jennings, Herbert S. 



'97 Reactions to Chemical. Osmotic and Mechanical Stimuli in the Ciliate 

 Infusoria. Jour. Physiol., Vol. 21, pp. 258-322. 



6. Jennings, Herbert S. 



'99 The Mechanism of the Motor Reactions of Paramcecium. Amer. Jour. 

 Physiol., Vol. 2, pp. 311-341. 



7. Jennings, Herbert S. 



'99 Laws of Chemotaxis in Paramcecium. Amer. Jour. Physiol., Vol. 2, 



PP- 355-379- 



8. Jennings, H. S. 



'99 Reactions to Localized Stimuli in Spirostomum and Slentor. Am. Nat., 

 Vol. 33. pp. 373-389- 



9. Jennings, H. S. 



"04 The Behavior of Paramcecium. Jour. Comp. Neurol. and Psychol., 



Vol. 14, pp. 441-510. 

 10. Jennings, H. S. 



'06 Behavior of the Lower Organisms. N. V., The Macmillan Co. Pp. 



xiv + 366. 

 n. Jensen, Paul 



'93 Ueber den Geotropismus niederer Organismen. Pfliiger's Archiv, Bd. 

 53, pp. 428-480. 



12. Jensen, Paul 



'93 Die absolute Kraft einer Flimmerzelle. Archiv f. ges. Physiol., Bd. 54, 



PP- 537-551- 



13. Kreidl, A. 



'93 Weitere Beitrage zur Physiologie des Ohrlabyrinthes. (n. Mitth.) Ver- 

 suche an Krebsen. Sitzungsber. d. Wiener Akad. d. Wissensch., Bd. 

 102, Abth. 3, pp. 149-174. 



14. Lillie, Ralph S. 



'09 The General Biological Significance of Changes in the Permeability of 

 the Surface Layer or Plasma-membrane of Living Cells. BIOL. BULL., 

 Vol. 17, pp. 188-208. 



15. Loeb, Jacques 



'97 Zur Theorie der physiologischen Licht und Schwerkraftwirkungen. 

 Archiv f. d. ges. Physiol., Bd. 66, pp. 439-466. 



