BLEPHAROPLAST PARABASAL KIXET0PLA8T 



121 



a flagellate divides, the axoiieme which arose from it remains, as a rule, 

 attached to one daughter blepharoplast, while a new axoneme grows out 



Fig. 69. — Chilomastix mesnili : Free and Encysted Forms, to illustrate the 

 Structures described by Kofoid and Swezy ( x 6,370). (After Kofoid 

 AND Swezy, 1920.) 



A. Normal flagellate viewed from the ventral or oral side., and showing all the structures of the 

 body. B. Cyst viewed from the ventral or oral side. 



Cent., Centro.3ome; cent.k.. central karyosome; r//s<, cyst wall; cy<.,cytostome; cyt.fl., cytostomal 

 flagellum or undulatinu; mcnildanc; i iil.iltiz., intranuclear rhizoi^last; l.a.fl., left anterior 

 flagella; nuc, nucleus; inir.rlii-... iiudrai' rhizoplast; par.b., parabasal body; parast., para- 

 style; per/s<./.. peristomal liluc; /iriiii.h/i j>li ., primary blejiharojDlast; r.a.fl., right anterior 

 flagellum; secMeph., secondary blepharoijlast; sp/r.jrr., spiral groove; tert.bleph., tertiary 

 blepharoplast; tr.rhiz., transverse rhizoplast. 



from the other to form a new flagellum. When a group of blepharoplasts, 

 in flagellates with more than one flagellum, divides into two groups, some 



