105 



var. longicoroe forma granulata. Raciboiski I: Hg. 13. 

 La cell. 14, ;i, Lo cell, cum spin. 22, Lo spin. 10,4 Diam. 

 Coenob. 117. 



Kordiortok, Amaka, Falke- 

 fjæld. Kap Borlase Warren. 



var. longicoroe ? forma 

 ordinata nob. 



The granulations occur- 

 ing in regular rows along the 

 dissepiments. La cell. 26 — 30/^, 

 Long. spin. 10 — 11 (i. Fig. 9. 

 Jameson Land. 



2. P. rotula A. Br. 



Boldt III: Tasiusak. 



Fig. 9. 

 Pediastrum Borijanura Menegh. 

 var. longicorne Rac. forma ordi- 

 nata iiob. 

 Fragment of Coenobium showing 

 the granulation of the cell. 



3. P. tricorautuin Borge. 



Chodat I: pag. 230. Diam. cell. c. 8//. 



Amaka, Sabine Ö. 



Coelastriim Näg. 

 €. proboscideuin Bohlin. 



Senn I: Diam. Cell. 10 — 11/^, Diam. Coenob. c.3ô/-<. 

 Kordiortok, Amaka. 



Ulothricaceae. 



Ulothrix Kiitz. 

 1. I. subtilis Kiitz. 



Chodat I: pag. 268. Hazen I: pag. 162, Tab. 21, fig. 11, 

 La cell. 5,2. 



Kap Dalton, Dunholm, Hurry Inlet, Sabine Ö. 

 Borgesen I: Hekla Havn. 



2. I), zonata Kiitz. 



Borgesen I: Gaasefjord, Kap Stewart. 



