UNIVERSITY OF CALIFORNIA PUBLICATIONS 



IN 



ZOOLOGY 



Vol. 19, Wo. 6, pp. 201-274, plates 7-14, 4 figures in text. Decembers, 191J 



BINARY FISSION IN COLLODICTYON 

 TRICILIATUM CARTER 



BY 



ROBERT CLINTON RHODES 



MAR 2 119?! 



*ttoual «£<!«** 



UNIVERSITY OF CALIFORNIA PRESS 

 BERKELEY 



