ALGOLOGISCHE NOTIZEN VII, VIII. 17 



C. oclit. ß siibcirculare Wjlle. Aas (long. cell. 63, lat. cell. 



55, lat. isth. 16 //). 

 Cosm. parvulum Bréb. Grananuten (long. cell. 36, lat. cell. 



2J, lat. isth. 14, crass. 14 /<). 

 Cosm. pseudopi/ramldahim Lund. Grananuten (long. cell. 36, 



lat. cell. 28, lat. isth. 16 ^0- 

 Cosm. pulcherrimum Nordst. Sandungen. 

 Cosm. punctulatum Bréb. Grananuten (long. cell. 26, lat. cell. 



22, lat. isth. 10 /0- 

 Cosm. pygmaeum Arch. Fagerlund. 



Cosm. pyramidatum Bréb. Frognersäterkjärn (II), Øiungen. 

 Cosm. quadratum Ralfs. Aas, Sandungen (I). 

 Cosm. reniforme Argh. Fäfor. 

 Cosm. speciosum Lund, ß simplex Nordst, Grananuten 



(long, cell, 42, lat, cell. 34, lat, isth, 14, lat. apic, 13 /<). 

 Cosm. suhcrenatum Hantzsch, Aas, Fäfor, Frognersäterkjärn 



(II), Ljan, Sandungen (I), Senisvand, 

 Cosm. suhspeciosum Nordst, Aas, Fossegaarden. 

 Cosm. tetraophthalmum (Bréb.) Menegh. Aas, Aker, 

 Cosm. tinctum Ralfs, Aas, Fäfor, Flöten, Ljan, Semsvand, 



Skougum. 

 Cosm. turgidum Bréb, form, minor. Frognersäterkjärn (II) 



long, cell, 114, lat. cell. 51 /<. 

 Cylindrocystis Brebissonii Menegh. Aas, Gaustafjeld, Grin- 

 daden, Skogstad, Tronfjeld, 

 Desmidium Swartzii Ag, Frognersäterkjärn (II), Ljan, Ostjern, 



Sarah raaten, Skougum. 

 Docidium Baculum Bréb, Frognersäterkjärn (II), 

 D. Ehrenbergii Bréb. Sandungen (I). 

 D. minutum Ralfs. Frognersäterkjärn. 



D. nodulosum Bréb, Aas, 

 Euastrum am^oenum Gay, Sandungen. 



E. ansatum Ehrb, Aadalen (II), Fäfor, Frognersäterkjärn (II), 



Sandungen, Sandvigen. 



Nyt Mag. f. Naturv, XXXIX, I. 2 



