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_ 8. anceps Ehr. Van Heurck Synops t. 4, f. 
FRESHWATER ALGAE FROM INDIA. $73 
_ N. Pupula Kiitz. 
Hab. In the River Dihang (37689). 
. N. confervacea (Kiitz.) Grun. Van Heurek Synops. t. 14, f. 36. 
Hab. On the Mountain of Tonglu at 10000 ft, (27737); in the river 
near Bhainsa Duban (28179) ; m stream on Asirgath Hilt (31090) ; 
in the Sipna stream (31268). 
_N. ovalis Schmidt’s Atlas t. 7, £. 33-36. 
Var. pumila Grun. (Diploneis ovalis var. pumila Grun. 1882. Cl. 
Synops. 1, p. 92). 
Hab. In water under rocks, Sembadew in the Sipna valley (31345). 
_N. elliptica Kitz Van Heurck Synops. t. 10, £. 10, (Diploners ellipt 
Cl. Synops. I, p. 92.) 
Hab. Near Kakarhatti (28842). 
Genus Stauroneis Hass. 
. 8. Phoenicenteron (Nitzsch) Ehr. 
Var. amphilepta (Ehr.) Cl. Synops, 1, p. 149- 
Hab. In ditch at edge of rice field near pa (32683). 
4, 5. 
Hab. In stream about to dry up on east face of Asirgarh Hill page 
from Chandni near Base of Hill in running stream (31099); in the - 
Sipna stream (31268). 
Var. amphicephala (Kiitz.) Cl. Synops. 1, p. 148. 
Hab. In ditch at edge of rice field near Sadiya (32683). 
GOMPHONEMACEAE. 
Cenus Gomphonema Ag. 
. G. acuminatum Eby. Inf. 1838, t. 18; f. 4. 
Var. Turris Ehr. 1843. 
Hab. With the preceding species (32683). 
. G. lanceolatum Ehr. 1843. 
Hab. With the preceding species (32683). 
. G. sphaerophorum Ebr. 1845. Puak and its tributary the Side 
Hab. In the River Dihang between 
River (37689). 
. G. subelavatum Cl. Synops. 1, p. 183. im the Sipna valley (31345) ; 
Hab. In water under rocks, Sembadew 
in the Sipna stream (31268). 
