32 PROTOZOOLOGY 



Reynolds, B. D. 1936 Colpoda steini, a facultative parasite of the 



land slug, Agriolimax agrestis. Jour. Parasit., Vol. 22. 

 and J. B. Looper 1928 Infection experiments with Hydra- 



moeha hydroxena nov. gen. Ibid., Vol. 15. 

 Sandon, H. 1927 The composition and distribution of the protozoan 



fauna of the soil. Edinburgh. 

 Taliaferro, W. H. 1926 Host resistance and types of infections in 



trypanosomiasis and malaria. Quart. Rev. Biol., Vol. 1. 

 VON Brand, T. 1938 The metabolism of pathogenic trypanosomes 



and the carbohydrate metabolism of their hosts. Ibid., Vol. 13. 

 Wenyon, C. M. 1926 Protozoology. 2 vols. London and New York. 

 WoLFSON, C. 1935 Observations on Paramecium during exposure 



to sub-zero temperatures. Ecology, Vol. 16. 

 YocoM, H. B. 1934 Observations on the experimental adaptation 



of certain freshwater ciliates to sea water. Biol. Bull., Vol. 67. 



