426 OHIO BIOLOGICAL SURVEY 



1. D. griseolum Perty (Fig. 11, PI. XXVI). 



Elongately oval with rounded ends; periplast spirally striate 

 with ectoplasm containing granules arranged spirally; primary 

 flagellum as long as body; secondary flagellum II/2 times length 

 of body. 



L. 76-80/.. D. 30-40;^. 



PLATE XII 



1. Euglena viridis Ehrenb., x 500 (Walton). 



2. Euglena geniculata Dujard., x 500 (Dangeard). 



3. Euglena olivacea Schmitz, x 500 (Lemmermann). 



4. Euglena oblonga Schmitz, x 500 (Schmitz). 



5. Euglena elongata Schw., x 500 {Schewiakoff ). 



6. Euglena minima France, x 1000 (France). 



7. Eugleyia jnsciformis Klebs, var. minor, x 1000 (Walton). 



8. Eugleyia terricola (Dang-eard), x 500 (Lemmermann). 



9. Euglena splendens Dangeard, x 500 (Dangeard). 



10. Euglena sanguinea Ehrenberg, x 500 (Haase). 



11. Euglena rubra Hardy, x 500 (Hardy). 



12. Euglena haematodes (Ehrenberg), x 500 (From description). 

 18. Euglena velata Klebs, x 500 (Dangeard). 



PLATE XIII 



1. Euglena sociabilis Dangeard, x 500 (Dangeard). 



2. Euglena grayiulata (Klebs), x 500 (Hiibner). 



3. Euglena jyolymorpha Dangeard, x 500 (Dangeard). 



4. Euglena proxima Dangeard, x 500 (Dangeard). 



5. Euglena caudata Hiibner, x 500 (Lemmermann). 

 P. Euglena flava Dangeard, x 500 (Lemmermann). 



7. Eugleyia orientalis Kashyop, x 500 (From description). 



8. Euglena variabilis Klebs, x 500 (Klebs). 



9. Euglena gracilis Klebs, x 500 (Lemmermann). 

 10. Euglena torta Stokes, x 500 (Stokes). 



PLATE XIV 



1. Euglena deses Ehrenberg, x 500 (Walton). 



2. Euglena mutabilis Schmitz, x 500 (Schmitz). 



3. Eugleyia spiroides Lemmermann, x 500 (Lemmermann). 



4. Euglena oxyuris Schmarda, x 250 (Walton). 



5. Euglena simulacra n. sp., x 500 (Walton). 



6. Euglena intermedia, (Klebs), x 500 (Lemmermann). 



7. Euglena tripteris Dujard., x 500 (Walton). 



8. Euglena acus Ehrenberg, x 500 (Walton). 



9. Euglena limnophila Lemmermann, x 500 (Lemmermann). 

 10. Euglena acutissima Lemmermann, x 500 (Lemmermann). 



