36 PROTOZOOLOGY 



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 Dallinger, W. H.: (1887) The president's address. J. Roy. Micro. 



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 Darby, H. H.: (1929) The effect of the hydrogen-ion concentration 



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Cal. Publ. Zoology, 36:263. 

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de ramibe dysenterique. C. R. Soc. Biol., 115:793. 

 Dobell, C. : (1918) Are Entamoeba histolytica and E. ranarum the 



same species? Parasit., 10:294. 

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 Duboscq, O. and Grasse, P.: (1927) Flagelles et Schizophytes de 



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— (1929) Sur quelques protistes d'un Calotermes, etc. 

 Ibid., 68:8. 



Efimoff, W. W. : (1924) Ueber Ausfrieren und Ueberkaeltung der 



Protozoen. Arch. Protist., 49: 431. 

 Fatjre-Fremiet, E.: (1950) Ecology of ciliate infusoria. Endeavour 



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 (1951) The marine sand-dwelling ciliates of Cape Cod. Biol. 



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(1951a) Ecologie des Protistes littoraux. Ann. Biol., 27:205. 



Finley, H. E. : (1930) Toleration of freshwater Protozoa to increased 



salinity. Ecology, 11:337. 

 Frisch, J. A.: (1939) The experimental adaptation of Paramecium 



to sea water. Arch. Protist., 93:38. 

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 Glaser, R. W. and Coria, N. A.: (1933) The culture of Paramecium 



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— (1935) The culture and reactions of purified Protozoa. 

 Am. J. Hyg, 21:111. 



Grasse, P. P.: (1938) La veture schizophytique des flagelles ter- 

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Hardin, G. : (1944) Symbiosis of Paramecium and Oikomonas. Ecol- 

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