494 RESEARCH IN PROTOZOOLOGY 



throcytes by Pentatrichomonas sp. found in a case of dysentery. 

 Philip. Joiirn. Set. (B.) 14:207-219. 



Hausheer, W. C, Herrick, C. A., and Pearse, A. S. 1926. Evalua- 

 tion of the methods of Stoll and Lane in light hookworm infec- 

 tions, and accuracy in diagnosis of the Willis Flotation method. 

 Amer. Journ. Hyg. 6: 1 18-135. 



Hecker, F. 1916. Experimental studies with Endamoeha Gros. Journ. 

 Inf. Dis. 19 : 729-732. 



Hegner, R. W. 192 1. Cytamosha bacterifera in the red blood cells 

 of the frog. Journ. Parasit. 7: 157-161. 



Hegner, R. W. 1922. A comparative study of the giardias living in 

 man, rabbit, and dog. Amer. Journ. Hyg. 2 : 442. 



Hegner, R. W. 1923. The effects of changes in diet on the incidence, 

 distribution and numbers of certain intestinal protozoa of rats. 

 Amer. Journ. Hyg. 3: 180-200. 



Hegner, R. W. 1923a. Giardias from wild rats and mice and 

 Giardia cavice sp. n. from the guinea-pig. Amer. Journ. Hyg. 



3:345-349- 

 Hegner, R. W. 1923&. Nuclear division within the cysts of the 

 human intestinal protozoon Chilomastix mesnili. Am. Journ. Hyg. 



3 : 349-352. 

 Hegner, R. W. 1923c. Observations and experiments on Eugleno- 



idina in the digestive tract of frog and toad tadpoles. Biol. Bull. 



45: 162-180. 

 Hegner, R. W. 1924. Giardia and Chilomastix from monkeys, 



Giardia from the wild cat and Balantidium from the sheep. 



Journ. Parasit. 2 : 75. 

 Hegner, R. W. 1924a. Infection experiments with Trichomonas. 



Amer. Journ. Hyg. 4: 143-151. 

 Hegner, R. W. ig24b. The relations between a carnivorous diet 



and mammalian infections with intestinal protozoa. Amer. Journ. 



Hyg. 4:393-400. 

 Hegner, R. W. 1925. Excystation in Giardia lamblia from man. 



Amer. Journ. Hyg. 5 : 250-257. 

 Hegner, R, W. 1925a. Giardia fclis n. sp. from the domestic cat 



and giardias from birds. Amer. Journ. Hyg. 5 : 258-273. 

 Hegner, R. W. 19256. Trichomonas vaginalis Donne. Amer. Journ. 



Hyg. 5:302-308. 

 Hegner, R. W. 1926. Animal infections with the trophozoites of in- 

 testinal protozoa and their bearing on the functions of cysts. 



Amer. Journ. Hyg. 6:593-601. 

 Hegner, R. W. 1926a. Endolimax cavice n. sp. from the guinea-pig 



and Endolimax janisce n. sp. from the domestic fowl. Journ. 



Parasit. 12 : 146. 

 Hegner, R. W. 19266. Giardia bcckeri n. sp., from the ground 



squirrel and Endamcvba dipodomysi n. sp., from the kangaroo rat. 



Journ. Parasit. 12 : 203. 



