828 PROTOZOOLOGY 



Kofoid, C. A.: (1930) Factors in the evolution of the pelagic ciliata, 



the Tintinnoinea. Contr. Marine Biol., Stanford Univ., 39 pp. 

 and Campbell, A. S.: (1929) A conspectus of the marine 



and freshwater Ciliata, belonging to the suborder Tintinnoinea, 



etc. Univ. California Publ. Zool., 34:1. 

 and Christenson, J. F.: (1934) Ciliates from Bos gaurus. 



Ibid., 39:341. 

 and MacLennan, R. F.: (1930) Ciliates from Bos indicus I. 



Ibid., 33:471. 



(1932) II. Ibid., 37 : 53. 



(1933)111. Ibid., 39:1. 



MacLennan, R. F.: (1933) The pulsatory cycles of the contractile 



vacuoles in the Ophryoscolecidae, etc. Ibid., 39 : 205. 

 (1935) Ciliates from the stomach of musk-deer. Tr. Am. 



Micr. Soc, 54:181. 

 Mowry, Helen A. and Becker, E. R.: (1930) Experiments on the 



biology of Infusoria inhabiting the rumen of goats. Iowa State 



College J. Sc, 5:35. 

 Nelson, E. C: (1932) The cultivation of a species of Troglodytella, 



etc. Science, 75:317. 

 Rampi, L.: (1950) I Tintinnoidi della acque di Monaco, etc. Bull. 



l'lnst. OcSanogr., no. 965. 

 Reichenow, E.: (1920) Den Wiederkauer-Infusorien verwandte 



Formen aus Gorilla und Schimpanse. Arch. Protist., 41:1. 

 Silva, Estela de S. E. : (1950) Les Tintinnides de la baie de Cas- 



cais (Portugal). Bull. PInst. Oc6anogr., no. 974. 

 Strelkow, A.: (1929) Morphologische Studien iiber oligotriche In- 



fusorien aus dem Darme des Pferdes. I. Arch. Protist., 68:503. 



(1932) II, III. Ibid., 75:191. 



Swezey, W. W.: (1932) The transition of Troglodytella abrassarti and 



T. a. acuminata, intestinal ciliates of the chimpanzee. J. Para- 



sitol., 19:12. 

 (1934) Cytology of Troglodytella abrassarti, etc. J. Morphol., 



56:621. 



(1935) Cultivation of Troglodytella abrassarti, etc. J. Para- 



sitol., 21:10. 



Szabo, M.: (1935) Neuere Beitrage zur Kenntnis der Gattung 

 Halteria. Arch. Protist., 86:307. 



