PHYLUM PROTOZOA 



43 



one end as a trailing flagellum and forming a definite seam down one 

 side of the cell body (trypanoplasma). This seam in Trypanophis 

 grobbeni becomes an undulating membrane, while in trypanosoma 



FIG. 15 



Free-living flagellates with trailing flagellum. (After Calkins.) A, C, D, Bodo caudatus, 

 Stein; B, Bodo globosus, Stein; E, Anisonema vitrea, Duj. 



