358 



OHIO BIOLOGICAL SURVEY 



TABLE OF SPECIES. 



AiChloroleucites (green chromatophores) present with the 



color rarely obscured by red hematochrome. 



Bi Chloroleucites in the form of more or less flattened 



rods or ribbons which may be arranged into a star 



shaped mass or otherwise distributed throughout 



the protoplasm. 



Ci Color green; species usually not exceeding 70m 

 in length. 



D^ Some of the chloroleucites collected into 

 star-like masses. 



E' Star-like masses 1-2 (rarely 3) in num- 

 ber. 



F^ Nucleus posterior; chloroleucites in 



a single median star-like mass. 



F- Nucleus median; chloroleucites in 



two or three star-like masses. 



E- Star-like masses more than three in 



number. 



F' Posterior end pointed; pyrenoids 



without shell-like covering 

 F- Posterior end rounded; pyrenoids 

 with shell-like covering 

 D- Chloroleucites not collected into star-like 

 masses, but in the shape of elongated 

 bands. 

 El A single chloroleucite present. 



F^ Species extremely elongated; chlo- 

 roleucite straight 

 F- Species comparatively short; chlo- 

 roleucite spiral 

 E- Two or more chloroleucites present. 

 Fi Two lateral chloroleucites 

 F- Chloroleucites in the form of nu- 

 merous elongated bands. 

 G^ Band like chloroleucites pai'allel 

 with the longitudinal axis 

 G- Band like chloroleucites ar- 

 ranged spirally 

 C- Color normally red; species exceeding 70m in 

 length. 

 Di Periplast striated; length 120-225m. 



E' Caudal end acute; length approximately 

 120m 



1. E. viridis 



2. E. geniculata 



3. E. olivacea 



4. E. oblonga 



5. E. elongata 



6. E. minima 



7. E. piscif ormis 



8. E. terricola 



9. E. splendens 



10. E. sanguinea 



1. E. orientalis another red species with disk-like chloroleucites is noted on a 

 succeeding page. 



