160 PROTOZOOLOGY 



Calkins, G. N. 1926 The biology of the Protozoa. Philadelphia. 



— and R. C. Bowling 1926 Gametic meiosis in Mono- 



cystis. Biol. Bull., Vol. 51. 



Chalkley, H. W. and G. E. Daniel 1933 The relation be- 

 tween the form of the living cell and the nuclear phases of 

 division in Amoeba proteus. Physiol. Zool., Vol. 6. 



Chen, T. T. 1936 Observations on mitosis in opalinids. I. 

 Proc. Nat. Acad. Sci., Vol. 22. ^ 



Cleveland, L. R. 1938 Longitudinal and transverse division 

 in two closely related flagellates. Biol. Bull., Vol. 74. 



1938 Origin and development of the achromatic figure. 



Ibid. 



S. R. Hall, E. P. Sanders and J. Collier 1934 The 



wood-feeding roach Cryptocercus, its Protozoa, and the 

 symbiosis between Protozoa and roach. Mem. Amer. Acad. 

 Arts and Sci., Vol. 17. 



DiLLER, W. F. 1936 Nuclear reorganization processes in Para- 

 mecium aurelia, with descriptions of autogamy and 'hcmixis'. 

 Jour. Morph., Vol. 59. 



DoBELL, C. 1908 The structure and life history of Copromonas 

 subtilis. Quart. Jour. Micr. Sci., Vol. 52. 



1917 On Oxnerella maritima, no v. gen., nov, spec, a 



new heliozoan, and its method of division, with some remarks 

 on the centroplast of the Heliozoa. Ibid., Vol. 62. 



1925 The life-history and chromosome cycle of Ag- 



gregata eberthi. Parasitology, Vol. 17. 



and A. P. Jameson 1915 The chromosome cycle in Coc- 



cidia and Gregarines. Proc. Roy. Soc. (B), Vol. 89. 



Hall, R. P. 1923 Morphology and binary fission of Menoidium 

 incurvum. Univ. Calif. Publ. Zool., Vol. 20. 



1925 Binary fission in Oxijrrhis marina. Ibid., Vol. 26. 



Jameson, A. P. 1920 The chromosome cycle of gregarines with 

 special reference to Diplocystis schneideri. Quart. Jour. Micr. 

 Sci., Vol. 64. 



Jennings, H. S. 1929 Genetics of the Protozoa. Bibliogr. Gen., 

 Vol. 5. 



1938 Sex reaction types and their interrelations in 



Paramecium bursaria. I. II. Proc. Nat. Acad. Sci., Vol. 24. 



Kidder, G. W. 1933 Studies on Conchophthirius mytili de Mor- 

 gan. I. Arch. f. Protistenk., Vol. 79. 



and W. F. Diller 1934 Observations on the binary fission 



of four species of common free-living ciliates, with special 

 reference to the macronuclear chromatin. Biol. Bull., Vol. 67. 

 and F. M. Summers 1935 Taxonomic and cytological 



studies on the ciliates associated with the amphipod family 

 Orchestiidae from the Woods Hole district. Ibid., Vol. 68. 

 Kofoid, C. a. and Olive Swezy 1919 On Streblomastix strix, a 

 polymastigote flagellate with a linear plasmodial phase. 

 Univ. Calif. Publ. Zool., Vol. 20. 



