282 PROTOZOOl.OCJY 



Joenia; flagclla inserted at anterior end in a semi-circle; j^ara- 

 basal bodies 2 elongated curved rods; feeding on wood fragments. 



J. pidchcUa G. In Porotermes adam„som. 



Genus Joenopsis Cutler. Oval; large; a horseshoe-shaped 

 pillar at anterior end, flagella arising from it; some directed an- 

 teriorly, others posteriorly; parabasal bodies long rods; a strong 

 axostyle; feeding on bits of wood; in termite gut. 



J. polytricha C. In Archotermopsis wroughtoni ; 95-129)u long. 



Genus Microjoenia Grassi. Small, pyriform; anterior end flat- 

 tened; flagella arranged in longitudinal rows; axostyle; parabasal 

 body simple; in termite gut. 



M. pyriformis Brown (Fig. 130, k). 44-52/x by 24-30)li; in 

 Reticulitermes hageni. 



Genus Mesojoenia Grassi. Large; flagellar tuft spread over 

 a wide area; distinct axostyle, bent at posterior end; 2 parabasal 

 bodies; in termite gut. 



M. decipiens G. In Kalotermes flavicollis. 



Genus Torquenympha Brown. Small; pyriform or top-form; 

 axostyle; radially symmetrical; 8 radially arranged parabasal 

 bodies; nucleus anterior; in termite gut. 



T. octoplus B. (Fig. 130, I). 15-26/x by 9-13^; in Reticulitermes 

 hesperus. 



Family 3 Hoplonymphidae Light 



2 flagellar tufts; each arises from a plate near anterior end of 

 slender body which is protected by a highly developed pellicular 

 armor. 



Genus Hoplonympha Light. Slender fusiform, covered with 

 thick, rigid pelUcular armor; each tuft of flagella arises from a 

 plate connected with blepharoplasts at anterior end; nucleus near 

 anterior extremity, more or less triangular in form; in termite gut. 



H. natator L. (Fig. 131, a, 6). 60-1 20m by 5-12//; in Kalotermes 

 sirnplicicornis. 



Genus Barbulanympha Cleveland. Acorn-shaped; small, nar- 

 row, nuclear sleeve between centrioles; number of rows of flagella 

 greater at base; large chromatin granules; numerous (80-350) 

 parabasals; axostylar filaments 80 350; flagella 1500-13,000; 

 different species show different number of chromosomes during 

 mitosis; in gut of Cryptocercus punctulatus. Four species. 



B. ufalula C. (Figs. 57; 131, c). 250-340// by 175-275/x; 50 



