

23 S 



FRESH- WATER ALQJR FROM BURMA. 



242. Cocconema cdspidatum (Kiitz.) G. S. West. 



Cymhella cuspidata Kiitz. 

 Hah. — In springs on the river bank, Bhamo (No. 21501). 



243. Cocconema tumida Bre*b. forma capitata. 

 Forma polis capitatis. 



Hah. — Momauk, east of Bhamo (No. 21551). Kyaukse (No. 22263). 



244 



Cocconema ventricosum (Ag.) W. &. G. S. West 



Cymhella ventricosa Ag. 



Hah 



Minywa, Pegu district (No. 21975). Hsip 



(N 



24120) 



245. Cocconema oespitosum (Kiitz.) G. S. West 





I lab 



Encyonema cmpitosum Kiitz. 



Kyaukse (No. 22263). In the mountains east of Kawkareik 



Myawadi (No. 24451). 



246. Cocconema Helveticum (Kiitz.) W. 



Cymhella Helvetica Kiitz. 



In the mountains east of Kawkareik 



24450) 



G. 



S. West. 



Bah 



24450) 



247. Cocconema lanceolatom Ehrenb. 



Hah 



Momauk, east of Bh 



(No. 24450) 



(N 



21551) 



In the mountains 



of Kawkareik 



248. Cocconema cymbiforme Ehrenb 

 Hah.— Hsipaw (No. 24120). 





Genus: Epithemia BreU 



249. 

 Hah 



stream (No. 24483) 



Epithemia gibberula (Ehrenb.) Kiitz. Bacill. t. 30, f. 3 

 Between Thingan-nyi-naung and Kawkareik, 



in the side-channel of a 



Family: NITZSCHIACEiE 



Genus: Nitzsohia Hass. 



250. Nitzschia Sigma W. Sm. 



Hah 



In the Kan-gyi at Mudon (N 



Va 



24505) 



rigida (Kiitz.) G 



Hah 



Kyaukse 



22263) 



*-• 



251. 

 Hah 



Nitzschia vermicularis (Kiitz.) Grun 

 Kyaukse (No. 22263). 













