128 PROBLEMS OF FERTILIZATION 



LOEB, JACQUES 



1916. The Organism as a Whole from a Physicochemical 

 Viewpoint. New York: G. P. Putnam's Sons. 



Low, O. 



1902, 1903. "Die Chemotaxis der Spermatozoa im weibli- 



chen Genitaltract," Sitzungsber. d. konigl. Akad. d. 

 Wiss., Math. Natunv. Kl., Wien, Band 111-12. 

 MASSART, JEAN. 



1888. " Sur 1'irritabilite des spermatozoides de la grenouille," 

 Bull, de VAcad. Roy. des Sci. de Belgique, T. 15, pp. 

 750-54- 



1889, "Sur la penetration des spermatozoides dans 1'ceuf 

 de la grenouille," ibid., T. 18, pp. 215-20. 



DE MEYER, J. 



1911. "Observations et experiences relatives a Faction 

 exercee par des extracts d'ceufs et d'autres substances 

 sur les spermatozoides," Arch, de biol., T. 26, pp. 

 65-101. 



MOORE, C. R. 



1917. "On the Capacity for Fertilization after Initiation 

 of Development," Biol. Bull, XXXIII, 258-95. 



PFEFFER, W. 



1884. " Locomotorische Richtungsbewegungen durch chem- 

 ische Reize," Untersuchungen a. d. bot. Inst. zu 

 Tubingen, Band i. 



RICHARDS, A., AND WOODWARD, A. E. 



1915. "Note on the Effect of X-Radiation on Fertilizin," 

 Biol. Bull., XXVIII, 140-47. 



SCHtiCKING, A. 



1903. "Zur Physiologic der Befruchtung, Parthenogenese 

 und Entwickelung," Arch, fur d. ges. PhysioL, Band 

 97, pp. 58-97. 



WINSLOW, G. M. 



1903. "Note on Circular Swimming of Sand-Dollar Sper- 

 matozoa," Science, N.S., XVII, 153. 



