290 



Fragilaria uiresceiis Ralfs, V. H. Syn. tab. XLIV, fig. 1. 



— inlermedia Grun., V. H. Syn. tab. XLV, 11^,11. 

 Tabellaria flocciilosa Kiilz., W. Sni. Syn. tab. XLIII, lig. 316. 



The following freshwater species are menlioned in Rostrup' s 

 list in Bot. Tidsskr., vol. IV: — 



Siirirella ovala Ki'ilz. Found among Conferva implcxii from a larger 



stream on Stronio. 

 Cocconeis commiiius Heib. Tbis and all tbe following Diatoms wbich 



are given witlioiit habitat were found in a large stream near 



Thorshavn. 

 Ceratoneis Arciis (Ebr.) Kiitz. 

 Cymbella uariabilis (Cramer) Heib. 

 Himanthidiiim Arens (Ebr.) var. bidens Ebr. 

 Epitheniia gibba Ebr. 



— tniyidd Kiitz. Tborsbavn; coasl of Skuvo. 



— So I -ex Kiitz. 



— Zebra Kiitz. 



Gomphonema geminalnm (Lyngb.i Ag. Has already been reeorded by 

 Lyngbye as found in aljiine rivers at Arge and Skælling. 

 We found it near Thorshavn. 

 — aenniinalnm ICbr. Amongst Fontinnlis on Vaago. 



Navienla ellij)liea Kiilz. 



Tabellaria /loeenlosa (Hbb.") Kiitz. Amongsl Funlinalis Vaagii, and Sphag- 

 nnni, Slromo. 



— feneslrala Kiitz. Witb tbe above. 

 Sgnedra splendens Kiitz. 



— longissima \V. Sm. 

 Fragilaria peclinalis (Midi.) Lyngb. In slream on a(|unlic piants. Lyngb. 

 Diatoma hijemale (Lydgb."! Heib. Here and tbere in slreams. Lyngb. 



We found it near Tborsbavn. 

 Melosira nivalis W. Sm. Amongst Sphagnnni, Slronu"). 

 Pinnnlaria major Rbli. Witb tbe above. 



— alpina W. Sm. Witb tbe two above-menlioned. 



In a fragment of Didloinaceous silex picked u\) near Thorshavn 

 and examined by Mr. C. Hansen of Hover the following Diatoms 

 were found : — 



Epithemia proboseidea Kiitz. 



— hirgida Kiitz. 



— Zebra Kiitz. 

 Cymbella variabilis (Cramer) Heib. 

 Navienla viridis Nitzscb. 



— acnta W. Sm. 

 Tabellaria floeenlosa Kiitz. 

 Fragilaria parasitiea (W. Sm.) Heib. 

 Gomphonema geminalnm (Lyngb.) Heib. 



