550 



146. L communis (Heil).?) Gran. ,V.H. Syn. tab.XLVIII., (igs.8— 9. 

 Not common. Vaago; Vaags Rjde (S yd er 6). 



147. L. paradoxa(Lyngl).) Ag.,V.H. Syn. tab.XLVIIL, ligs. 10— 12. 



Not rare. Found in 8 gatherings from Bor do; Ostero; S trom 6; 

 Vaago; and Syder 6. 



TABELLARIA Ehr. 1839, V. H. Syn., p. 162. 



*148. Tabellaria fenestrata (Lyngb.) Ktz., V. H. Syn. tab. LII., 

 ligs. 6—8. 



Klaksvig (Bordo); Thorshavn, Kalbakfjord (Stromo). 



*149. T. flocculosa (Roth) Ktz., V. H. Syn. tab. LII., ligs. 10—12. 



Skaalefjord (Ostero); Kalbakfjord,Vestmanhavn, Thorshavn (S t r 6 m 6) ; 

 Tværaa (Sydero). 



Both the above-mentioned Tabellariæ occnr only sparingly at the 

 stated localities. 



GRAMMATOPHORA Ehr. 1839, V. H. Syn., p. 163. 



150. Grammatophora marina (Lyngb.) Ktz., V. H. Syn. tab. LUL, 

 ligs. 10—13. 



Common. Fonnd in 57 gatherings from Bordo; Ostero; Stromo; 

 Vaago; Sando; Store Di mon; and Sy der 6. The var. major (V. H., 

 1. c. ligs. 10—11), and minor (fig. 13) occur dispersed among the main 

 species; a gathering from Kvivig (Stromo) consisted almost exelnsively 

 of the latter variety. 



151. G. oceanica Ehr. var. macilenta (W. Sm.) Gran., V. H. Syn. 



tab. LUL, fig. 16. 



Found in 8 gatherings from Ostero; Stromo; and Sy de ro, but 

 never in a large quantity. 



152. G. serpentina Ehr., V. H. Syn. tab. LUL, figs. 1-3. 

 Found in 12 gatherings from Bord 6; Stromo; Sando; and Sydero, 



but usually not in considerable quantity in any of them. 



153. G. islandica Ehr., V. H. Syn. tab. LUL, lig. 7. 



Found in 15 gatherings from Bordo; Ostero; Stromo; and 

 Sydero, but never in a large quantity. 



154. G. arctica CI., V. H. Syn. tab. LUL, bis, lig. 3. 



Found only as single specimcns in a gathering from Frodebo (Stromo). 



RHABDONEMA Ktz. 1844, V. H. Syn., p. 165. 



155. Rhabdonema adriaticum Ktz., V. H. Syn. lab. LIV., ligs. 

 11 — 13. 



Only found in a gathering from Tværaa (Sydero). 



