22 ARKIV FÖR BOTANIK. BAND 14. NIO 9. 



Foss.: Ab. Hindersmossen. Nyl. Kyrkslätt. 



Distr. {brack, iv.): Baltic, Europe, Ecuador, Australia. 



Anomoeoneis polygramma Ehe. — A. S. Atl. Tab. 49, 

 f. 43—45. 



Foss.: Ab. Hindersmossen. 



Distr. {brack, w.): Sweden, Europe, Cuba, Utah. 



Nayiculae Liiieolatae Cl. 



Navicula cincta Ehb. — V. H. Syn. Tab. 7, f. 13—14. 

 Foss.: Ab. Hindersmossen; Finl. (without locality), Cleve, 

 Syn. Nav. D. II, p. 16. 



Distr. {fresh and brack, w.) ubiquist. 



Navicula peregrina Ehb. var. kefvingensis Ehb. Cl., 

 Syn. Nav. D. II, p. 18. — Pinnularia kejvingensis Ehb. — 

 Navicula kejvingensis A. S. Atl. Tab. 17, f. 61, 62, 352? 



Foss.: Ab. Hindersmossen, not rare. 



Distr. (brack, iv.): Firth of Tay; (Foss.) Franzenbad, 

 (Sweden?). 



To this variety of Navicula peregrina I refer subrostrate 

 specimens 50 — 60 [j. in length, 10 — 12 [j. in breadth and with 

 a distinctly transverse, subrectangular central area, though 

 the striae are about 10 in 10 a and thus somewhat closer 

 than in the original form. 



Navicula digito-radiata Greg. — V. H. Syn. Tab. 7, f. 4. 

 Foss.: Kk. Knjäsha. 



Distr. {mar. and brack.): Greenland, East Arctic Sea, 

 North Sea, Caspian Sea, ubiquist. 



Navicula digito-radiata Greg. var. Cyprinus (Ehb.) W. 

 Sm. — V. H. Syn. Tab. 7, f. 3. 

 Foss.: Kk. Knjäsha. 

 Distr. {mar.): Greenland (0strup), North Sea. 



Navicula dicephala (Ehb.?) W. Sm. var. elginensis Greg. 

 M. J. Tab. 1, f. 33. 



Foss.: Ob. Pudasjärvi (Cleve, Syn. Nav. D. II, p. 21). 

 Distr. {fresh w.): Scotland (foss.). 



