BY F. E. RURBURY. 7 



Melosira borrerii. Grrer. Inveresk, Depot, Hobart. Low 

 Head. 



Mastogloia sp. Hobart. 



Mastogloia grevilli. 155. Win. S. Hobler's Bridge. 



Mastogloia sp. Low Head. Very Urge; very rare. 



Nitzcliia sigma. 3U6. Wm. S. N. Esk. 



Nitzchia sigma, var. amphioxys. Grun. S. Esk, Prospect, 

 T i-tree 



Nitzchia rigida. 396. Gruu. Cataract Gorge. Eare. 



Nitz(5hia fasciculata. 397. Ehr. Prospect. 



Nitzchia clevei. Brun. Ti-tree, N. Esk. 



Nitzchia sigmatella. 397. George Town. 



Naricula viridis, 165. Kiitz. Cataract Gorge. 



Naricula sp. Ti-tree, Tamar River. 



Naricula liber. 222. Wm. S. Hobler's Bridge. 



Naricula Smithii. 187. Breb. Tamar River, Low Head. 



Naricula distans. 185. Wm. S. George- Town. Rare. 



Naricula splendida. Greg. George Town. Rare. 



Naricula Brazilieusis. Grun. Low Head. Very rare. 



Podosira maxima. Kiitz. N. Esk. 



Piunularia Brebissoni, Kiitz. Prospect. 



Pleurosigma strigosum. Depot Grounds. 



Pleurosigma decorum. 254. Wm. S. George Town. 



Pleurosigma var. George Town. Rare. 



Pleurosigma forraosum. 254. Wm. S. Low Head. 



Pleurosigma latum. Grun. George Town. 



Plagiograraena Gregoryanum. 337. Grev. George Town. 



Rhabdonema adriaticum. 360. Kiitz. Low Head. 



Suirella minuta. 373. Breb. North Esk. 



Suirella fastuosa. 372. Ehr. Hobart. Very rare. 



Suirella splendida. 371. Kiitz. Hobler's Bridge. 



Suirella sp. (large, same as in Yarra), new. Rare. 



Suirella robusta. 371. Ehr. N. Esk. 



Synedra splendens. 309. Kiitz. N. Esk, Ti-tree. 



Synedra ulna. 310. Ehr. Depot Grounds. 



