582 BIOLOGY OF THE PROTOZOA 



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Asexual Period, Proc. Camb. Phil. Soc, vol. 16, 1. 

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M 



McCulloch, I.: 1917, Crithidia euryophthalmi sp. nov. from the Hemipteran Bug 

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McDonald, J. D.: 1922, on Balantidium coli (Malm) and B. suis (sp. nov.) with 

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MacBride, T. H.: 1922, North American Slime Moulds, 2d ed., Macmillan. 



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Martin, C. H., and Robertson, M.: 1909, Preliminary Note on Trypanosoma 

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Mast, S. O.: 1916, Observations on Ciliary Current in Free-swimming Parameda, 

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 Mutation in Didinium nasutum, Am. Natur., vol. 51. 1918, Effects of Chemicals 

 on Reversion in Orientation to Light in the Colonial Form Spondylomorum 

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Mast, S. O., and Pusch, L. C: Modification of Response in Amoeba, Biol. Bull., 

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Maupas, E.: 1883, Contributions a l'etude morphologique et anatomique des 

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Mavor, J. W.: 1916, On the Life History of Ceratomyxa acadiensis, a New Species 

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Meissner, M.: 1888, Beitrage zur Ernahrungsphysiologie, Zeit. wiss. Zool., vol. 46. 



Mengheni, A.: 1913, Sulle condizioni che determinano 1'incistidamento e il dis- 

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