SHIELDS RIVER (cont.) 



Division: Chrysophyta (Yellow-green Algae) 

 Class: Chrysophyceae 



Genera: Hydrurus foetid us 

 Class: Baci 1 1 ar i ophyceae (D i"a toms ) 



Division: Cyanophyta (Blue-green Algae) 

 Class: Myxophyceae 



Genera: Lyngbya sp. 



Oscillatoria sp. 

 Phormidium sp. 

 Synechocy?tis sp. 



EAST BOULDER RIVER 



Division: Chlorophyta (Green Algae) 

 Class: Chlorophyceae 



Genera: Ulothrix sp. 



Division: Chrysophyta (Yellow-green Algae) 

 Class: Bacillariophyceae (Diatoms) 



Division: Cyanophyta (Blue-green Algae) 

 Class: Myxophyceae 



Genera: Oscillatoria sp. 

 Phormidium sp. 

 Synechocystis sp. 



BOULDER RIVER 



Division: Chrysophyta (Yellow-green Algae) 

 Class: Bacillariophyceae (Diatoms) 



WEST FORK STILLWATER RIVER 



Division: Chrysophyta (Yellow-green Algae) 

 Class: Bacillariophyceae (Diatoms) 



Division: Cyanophyta (Blue-green Algae) 

 Class: Myxophyceae 



Genera: Phormidium sp. 



Synechocys"tis sp. 



-31- 



