48o RESEARCH IN PROTOZOOLOGY 



Beach, J. R., and C'Orl, J. C. 1925. Studies in the control of avian 

 coccidiosis. Poult. Sci. 4 : 83-94. 



Beach, J. R., and Davis, D. E. 1925. The influence of feeding lac- 

 tose or dry skim-milk on artificial infection of chicks with Eimeria 

 avium. Hilgardia. i : 167-182. 



Becker, E. R. 1923. Observations on the morphology and life cycle 

 of Crithidia gerridis Patton in the water-strider, Gerris remigis 

 Say. Journ. Parasit. 9: 141-153. 



Becker, E. R. 1923a. Observations on the morphology and life-his- 

 tory of Herpetomonas musccu-domesticcu in North American mus- 

 coid flies. Journ. Paras. 9: 199-213. 



Becker, E. R. 1923&. Transmission experiments on the specificity of 

 Herpetomonas mnsccc-domestica: in muscoid flies. Journ. Paras. 

 10:25-34. 



Becker, E. R. 1923c. Studies on the relationship between insect 

 flagellates and Leishmania. Amer. Journ. Hyg. 3:462-468. 



Becker, E. R. 1925. The morphology of Mastigina hylce (Frenzel) 

 from the intestine of the tadpole. Journ. Parasit. 11:213-216. 



Becker, E. R. 1926. Vital staining and reduction of vital stains by 

 Protozoa. Biol. Bull. 50:235-238. 



Becker, E. R. 1926a. Endamooha citelli sp. nov. from the striped 

 ground squirrel, Citellus tridecemlineatus, and the life history of 

 its parasite, Sphcerita endama^bce sp. nov. Biol. Bidl. 50 : 444- 



453- 



Becker, E. R. 1926&. The flagellate fauna of the cnecum of the 

 striped ground squirel, Citellus tridecemlineatus, with special ref- 

 erence to Chilomastix magna sp. nov. Biol. Bidl. 51 : 287-298. 



Becker, E. R. 1928. Streaming and polarity in Mastigina hylce 

 (Frenzel). Biol. Bull. 54: 109- 114. 



Becker, E. R. 1929. Methods of rendering the rumen and reticulum 

 of ruminants free from their normal protozoan fauna. Proc. Nat. 

 Acad. Sci. Phila. (In press.) 



Becker, E. R., and Frye, W. W. 1927. Some protozoa found in 

 the faeces of cattle. la. Acad. Sci. 34:331-333. 



Becker, E. R., and Frye, W. W. 1929. Eimeria ellipsoidalis n. sp., a 

 new coccidium of cattle. Journ. Parasit. 15:175-177. 



Becker, E. R., and Talp.ott, M. 1927. The protozoan fauna of the 

 rumen and reticulum of American cattle. Ja.-St. Col. Journ. Sci. 



1:345-373- 

 Beckwith, T. D., and Light, S. F. 1927. The spirals within the 



termite gut for class use. Sci. 66 : 656-657. 

 Belar, K. 1 92 1. Untersuchungen iiber Thecamoben der Chlamy- 



dophrys-GruppG. Arch. f. Protist. 43 : 287. 

 Belar, K. 1921a. Protozoenstudien III. Arch. f. Protist. 43:431- 



462. 

 Ben-Harel, S. 1923. Studies on bird malaria with relation to the 



mechanism of relapse. Amer. Journ. Hyg. 3 : 652-685. 



