234 



PROTOZOOLOGY 



like chromatophores ; 2 ovoidal paramylon bodies, one on either side 

 of centrally located nucleus; flagellum short; stigma prominent; 

 sluggish. 



E. oxyuris Schmarda (Fig. 101, e). 150-500m by 30-45ju; almost 

 always spirally twisted, somewhat flattened; pellicle with spirally 

 arranged striae; numerous chromatophores; 2 ovoid paramylon 

 bodies conspicuous, one on either side of nucleus; flagellum short. 



Fig. 101. a, Euglena pisciformis, X270 (Klebs); b, E. viridis, X370 

 (Lemmermann) ; c, E. acus, X270 (Klebs); d, E. spirogyra, X430 (Stein); 

 e, E. oxyuris, X430 (Stein); f, E. sanguinea, X130 (Klebs); g, E. deses, 

 X230 (Lemmermann); h, E. gracilis, X270 (Klebs). 



E. sanguinea E. (Figs. 39, e-h; 101, /). 80-200ai by 25-45/x; 

 flagellum long; pelUcular striation conspicuous; haematochrome 

 granular, scattered in sun light; often found in crust on the surface 

 or half-dry bed of a pool. 



E. deses E. (Figs. 24, a; 101, g). 85-1 55m by 15-22)u; elongate, 

 highly plastic; body striation faintly visible; stigma distinct; nucleus 



