72g PROTOZOOLOGY 



of neck many rows of trichocysts; a row of strong cilia; dorsal surface 

 JiSr 3 rX of short bristles; cytostonre surrounded by a nng; cyto- 

 nharynx with long trichocysts; posterior end drawn out mto a tad, 

 S£ vacuofes, 2 or more; body ciliation umform; macronu- 



m ,7- ^ Y nn CRouxV b Dilevlus americanus, 



Fig. 310. a, Trachehus ovum Xl30 (Roux) b ' £ coni x340 

 X250 (Kahl); c Z>. arwer, X310 (Hayes) d ta J. w|IIdri 



(Wenrich); e. P. ro6t«rft«, X340 (WeancbJ i, x8Q 



X200 (Penard); g, Loxodes «, Xl90 (S toke* , n ^ ? 

 (Kahl); i, j, Remanella rugosa (i, dorsal side, X13U, j, anienoi p 

 ing the endoskeleton) (Kahl). 



