Diatoms from North-East Greenland. 235 



Nayiculæ merolejæ Cl., 1894. 



Navicula bacilliformis Grun, CI. Syn., I, 131; V. H. Trt., Tab. 



XXVII, fig. 774. 



Loc. Xostoc. 



Not before recorded from Arctic regions. Several other records. 



Navicula Heufleriana Grun., CI. Syn., I, 130; V. H. Syn., Tab. IV, 

 fig. 1 a. 



Loc. Hvalrosodde. 



A ret. Distr. Fz. Js. Ld. 



Navicula mutica Kûtz. forma Cohnii Hilse, Cl. Syn., I, 129; V. 

 H. Trt., Tab. 4, fig. 167 (Nav. mut.). 



Loc. Lille Snenæs, Danmarks Havn, Vester Elv. 



Ar ct. Distr. W. Greenl., E. Greenl., Fz. Js. Ld., Spb., J. M. 



Navicula mutica forma Gøppertiana Bleisch, V. H. Syn., Tab. X, 

 figs. 18—19. 



Loc. Off Cape Amélie (Algæ, 2 sampl.). 



Not before recorded from Arctic regions. Several other records. 



Navicula mutica forma ventricosa Kütz., V. H. Trt., Tab. IV, 

 fig. 171 (Nav. ventric). 



Loc. Lille Snenæs (2 sampl.), Vester-Elv, Thermometerfjeld. 

 Arct. Distr. E. Greenl., Fz. Js. Ld., J. M. 



Navicula nivalis Ehr., Cl. Syn., Tab. I, 130; V. H. Syn., Tab. X, 

 fig. 21 (Nav. qvinqvenodis Grun.). 

 Loc. Thermometerfjeld. 

 Arct. Distr. Fz. Js. Ld. 



Navicula Rotæana Rabh., Cl. Syn., I, 128; Lgst., Spb., Tab. I, 

 fig. 13 (Stauroneis minutissima). 

 Loc. Lille Snenæs. 

 Arct. Distr. E. Greenl., Spb., B. El., J. M. 



Navicula Seminulum Grun., Cl. Syn., I, 128; V. H. Trt., Tab.V, 

 fig. 228. 



Loc. Thermometerfjeld. 

 Arct. Distr. W. Greenl., Spb. 



Nayiculæ entolejæ Cl., 1884. 

 Navicula contenta Grun., CI. Syn., I, 132; V. H. Trt., Tab. V, 

 fig. 239. 



Loc. Dove Bugt, Vester Elv. 

 Arct. Distr. E. Greenl. 



Naviculæ decipientes Grun., 1880. 

 Navicula gibbula Cl., Cl. Syn., I, 140; Lgst., Spb., Tab. I, fig. 7a 

 (Nav. gibberula). 



