Diatoms from North-East Greenland. 221 



Loc. Koldewey Isl. (Algæ, 2 sampl.). 

 Arc t. Distr. W. Greenl., East Arct. S. 



Licmophora Ag., 1827. 



Licmophora gracilis (Ehr.) Grun., V. H. Trt. 343, Tab. XXXI, 

 fig. 851. 



Loc. Off Cape Amélie (Algæ), Koldewey Isl. (Algæ, 3 sampl.). 



Arct. Distr. W. Greenl. 



Licmophora paradoxa (Lyngb.) Ag., V. H. Trt. 344, Tab. XXXI, 

 fig. 855. 



Loc. Off Cape Amélie (Algæ\ Off Cape Bismarck (Algæ), Koldewey Isl. 

 (Algæ, 3 sampl.). 



Arct. Distr. Greenl. 



Grammatophora Ehr., 1839. 



Grammatophora arctica CI., CI. Dial. f. Spb. 664; V. H. Syn., 

 Tab. LIII bis, fig. 3. 



Loc. Off Cape Amélie (Algæ), Danmarks Havn (Algæ), Koldewey Isl. 

 (Algæ, 2 sampl.). 



Arct. DTstr. Greenl., E. of Greenl., East Arct. S. 



Grammatophora islandica Grun., Østerr. Diat. I, 418., V. H. 

 Syn., Tab. LIII, fig. 7. 



Loc. Danmarks Havn (Algæ), off Cape Bismarck (Algæ), Koldewey Isl. 

 (Algæ, 3 sampl.). 



Arct. Distr. Greenl., East Arct. S. 



Rhabdonema Kûtz., 1844. 



Rhabdonema arcuatum (Ag.) Kûtz., V. H. Trt. 360, Tab. XII, 

 fig. 487 a. 



Loc. Off Cape Amélie (Algæ, 3 sampl.), Danmarks Havn (Algæ), Koldewey 

 Isl. (Algæ, 2 sampl.) 



Arct. Distr. Greenl., E. of Greenl., East Arct. S. 



Rhabdonema minutum Kütz., V. H. Trt. 361, Tab. XII, fig. 488 a. 



Loc. Off Cape Amélie (Algæ), Danmarks Havn (Algæ), Off Cape Bismarck 

 (Algæ) Koldewey Isl. (Algæ, 4 sampl.) 

 Arct. Distr. Greenl., East Arct. S. 



Centricæ. 



Rhizosolenia (Ehr. Brigtw.), Peragallo, 1892. 

 Rhizosolenia hebetata Bait, forma semispina (Hensen) Gran, 

 Gran. Nord. Plankt., 55, fig. 67 b. 

 Loc. Marg. of the Pack-ice. 

 Arct. Distr. East Arct. S. 



