EUCILIATA, HOLOTRICHA 699 



Hovasse, R. : (1950) Spirobutschliella chattoni, etc. Bull. Inst. 



Ocean ogr., no. 962. 

 Jepps, Margaret W. : (1931) On a parasitic ciliate from Spirula. 



Danish "Dana"-Exp. 1920-1922. Oceanogr. Rep., 8:35. 

 Kay, Marie W. : (1946) Observations on Dogielella renalis, etc. J. 



Parasitol., 32:197. 

 Keilin, D.: (1920) On the occurrence of a supplementary chromatic 



body in Mawpasclla nova, etc. Parasitology, 12:92. 

 MacLennan, R. F.: (1944) The pulsatory cycle of the contractile 



canal in the ciliate Haptophrya. Tr. Am. Micr. Soc, 63: 187. 

 Meyer, S. L.: (1939) Description of Haptophrya virginiensis, etc. 



J. Parasitol., 25:141. 

 Miyashita, Y.: (1933) Drei neue parasitische Infusorien aus dem 



Darme einer japanischen Susswasseroligochaete. Ann. Zool. 



Japon., 14:127. 

 Poljnskij, J. L: (1925) Drei neue parasitische Infusorien aus 



dem Parenchym einiger Mollusken und Turbellarien. Arch. 



Protist., 52:381. 

 (1926) Die conjugation von Dogielella sphaerii. Ibid., 53: 



407. 

 Puytorac, P. de (1951) Sur le presence d'un argyrome chez quel- 



ques cili£s astomes. Arch. zool. exper. gen., 88(N.-R) :49. 

 Raabe, Z.: (1949) Recherches sur les cilies thigmotriches. IV. Ann. 



Univ. Maria Curie-Sklodowska, Sec. C, 4:195. 

 Rossolimo, L. L.: (1926) Parasitische Infusorien aus dem Baikalsee. 



Arch. Protist., 54:468. 

 and Perzewa, T. A.: (1929) Zur Kenntnis einiger astomen 



Infusorien: etc. Ibid., 67:237. 

 Summers, F. M. and Kidder, G. W.: (1936) Taxonomic and cytolo- 



gical studies on the ciliates associated with the amphipod family 



Orchestiidae from the Woods Hole district. Ibid., 86:379. 

 Wermel, E. W.: (1928) Untersuchungen ueber Chormidina elegans. 



Ibid., 64:419. 

 Williams, G. W. : (1942) Observations on several species of Meta- 



radiophrya. J. Morphol., 70:545. 

 Woodhead, A. E.: (1928) Haptophrya michiganensis sp.nov. J. 



Parasitol., 14:177. 



