14, EEPOBT ON EECENT COLLECTIONS 



Bchizothrix tinctoria (Ag.) Gomont. 



On Cladophora, Fisher's Lake, Glen Eock. (12143) 

 SpiruUna major Kuetzing. 



In Salt creek, Lincoln. (12144) 

 Spirulina subtilissimu Kuetzing. 



In Salt creek, Lincoln. (12145) 



SCTTONEMATACEAE 



Scytonema cincinnatum (Kuetz.) Thur. 



In ponds, Nebraska City. (12146) 

 Scytonema ocellatum Lyng. 



On pots in greenhouse, Lincoln. (12147) 



BACTERIACBAE 



Spirillum sanguineum (Ehrenb.) Cohn. 



In a culture of algae, Lincoln. (12148) 

 Spirochaete plicatilis Ehrenb. 



In cultures of algae, Lincoln. (12149) 

 Bacterium, lactis Lister. , 



In sour milk, Talmage. ( 12150 ) 



DESMIDIACEAE 



Cosm,arium margaritiferum Menegh. 

 In tank, Salem. (12151) 



BACILLABIACEAB 



Achnanthes aflinis Grun. 



PairburJ'. (12152) 

 Achnanthes hungarica Grun. 



Fossil, Mullen. (12153) 

 Amphipleura pellucida (Ehr.) Kuetz. 



Arago, Weeping Water. (12154) 

 Gymbella bengalensis De Toni. 



Wahoo. (12155) 



