THE EUGLENOIDINA OF OHIO 363 



4. E. oblonga Schmitz (Fig. 4, PI. XII). 



Oval, short with rounded ends; periplast spirally striated; 

 flagellum longer than body; nucleus central ;(?); chloroleucites 

 numerous, stellate; pyrenoids with shell; paramylon (?). 



Reproduction ( ?). 



L. 50-70/,. D. 25-35/x. 



Distribution (?) 



5. E. elongata Schew. (Fig. 5, PI. XII). 



Extremely elongate, fusiform, scarcely metabolic; periplast 

 smooth; flagellum 2/3 length of body; nucleus slightly posterior; 

 chloroleucites elongated bands; pyrenoids absent; paramylon ( ?). 



Reproduction ( ?). 



L. 64/x. D. 5-6/x. 



Distribution, New Zealand in cold springs. 



6. E. minima France (Fig. 6, PI. XII). 



Small, fusiform, extremely metabolic; periplast weakly 

 striate spirally; flagellum Vo body length; nucleus (?) ; chloroleu- 

 cites in form of spiral bands ; pyrenoids 2, with shells ; paramylon 

 small, rods. 



Reproduction by longitudinal division; cysts (?). 



L. 27/,. D. 8-9/x. 



Distribution, cosmopolitan ( ?) in swamps. 



*7. E. pisciformis Klebs (Fig. 7, PI. XII). 



Fusiform, rounded anteriorly, short posteriorly, slightly meta- 

 bolic ; periplast weakly striate spirally ; flagellum as long as body ; 

 stigma with prominent granulation; nucleus posterior (?) ; chloro- 

 leucites 2 or 3(?) in number arranged longitudinally and nearly 

 as long as body; pyrenoid with double shell; paramylon ( ?). 



Reproduction by cysts forming several cells (8?) within a 

 single membrane. 



L. 25-30/x. D. 5-7/x. 

 (var. minor L. 18-20/... D. 4.5-5/^.) 

 Distribution, cosmopolitan. 



