PLAlSlKTOy DIATOMS IN ST. ANDREWS WATERS 



Distribution of Diatoms. 



Clara W. Fritz. 



61 



Plate II. 



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Scoliopleura latestriata Grun. 

 Achnaiithes brevipes Ag. 

 Astenonelln Bleakeltyi W.S. 

 Synedra ajfinis Kiitz. 

 Fragilaria islandica Grun. 

 Grammatophora marina Kiitz. 

 Corethron criophihivi Castr. 



