392 



PROTOZOOLOGY 



20-40m; anterior flagella about 30m long (Kirby); in gut of Poro- 

 termes adamsoni and P. grandis. 



Suborder 2 Diplomonadina 



The suborder consists of a number of binucleate flagellates pos- 

 sessing bilateral symmetry. 



Family Hexamitidae Kent 

 Genus Hexamita Dujardin (Octomitus Prowazek). Pyriform; 2 

 nuclei near anterior end; 6 anterior and 2 posterior flagella; 2 axo- 



Fig. 168. a, Hexamita inflata, X600 (Klebs); b, c, trophozoite and cyst 

 of H. intestinalis, X1600 (Alexeieff); d, H. salmonis, X2100 (Davis); e, H. 

 cryptocerci, X1600 (Cleveland); f, Trepomonas agilis, X1070 (Klebs); 

 g, T. rotans, X710 (Lemmermann) ; h, Gyromonas ambulans, X530 

 (Seligo); i, Trigonomonas compressa, X490 (Klebs); j, Urophagus rostratus, 

 X800 (Klebs). 



