150 



SEX IN A/IICROORGANISMS 



lO'SO 



Fig. F. 



1-15, Tetramitiis rostratus from Bunting (1926); 1-7, fusion of living flagellates; 8-11, 

 fusion of animals of unequal size, stained slide; 12-15, fusion of flagellates of equal 

 size, stained slide. Note multiple nuclei suggesting meiotic phenomena. 



