32F 
Fig. 
OonMON Aa F wWN 
Canadian Arctic Expedition, 1913-18 
EXPLANATION OF FIGURES 
. Achnanthes rhombica Ostr. (upper valve)... . 
. Achnanthes rhombica Ostr. (lower valve)... ...... 
. Amphora excludens Mann, sp. nov..... ....... 
. Cocconeis kamchatkiensis Mann, sp. nov....... 
. Glyphodesmis interspiralis Brun. (?)........ 
. Navicula bipustulata Mann, sp. nov....... 
Navicula controversa Mann, nom. nov... 
. Navicula insignificans Mann, sp. nov........ 
. Navicula interrupta Kitz. (not W. Sm.).......... 
10. 
11. 
12. 
13. 
Navicula sibirica Grun.............. 
Navicula vetula A. Sch. var. (?)...... 
Pseudo-Eunotia Larva Mann, sp. nov..... 
Surirella folialifera Mann, sp. nov........ 
1090 
1090 
510 
1010 
520 
1110 
500 
1110 
1000 
710 
1120 
1110 
1090 
