537 



Sphiurozosma veitebralum (Breb.) Ralfs 



Staurastrum crenulatum (Nagl.) Delp. . . 



gi'acile Ralfs 



— furcigerum Breb 



— lunatum Ralf^: 



~ megacantlium Liuul 



— opliiura Lund 



— pseudosebaldi Wille 



Xanlhidiuni antilopa'um (Breb.) Kulz. . 



Phseophycese. 



Mallomonas acaroides Perty 



Dinobryon divergens Inihof. 



Stichogloea olivacea (Ihodat 



Bacillariacese. 



Fragilaria capucina Desin 



— virescens Ralfs 



Tabellaria fenestrata (Lyngb.) Kiitz 



— flocculosa (Roth) Kiitz 



Synedra ulna (Nilzsch.) Ehbg 



Asteriouella formosa Hass. v. gracillima 



Surirella biseriata (Ehbg.) Breb 



Melosira granulata (Ehbg.) Ralfs 



Myxophycese. 



Aphanizoinenon sp.C:*) 



Coelo.spha^riuni Naegelianum Unger 



Gomphosphieria aponina Kiitz 



Ciiroococcus limneticus Leiiim 



Microcystis incerta Lemm 



— stagnalis Lemm 



Dactylococcopsis rhaphidioides Hansg. . . 



Animals 



Lomnaessjiin 



1900 



(rr) 



(rr) 



c 

 rr 



+ 



-1- 



+ 



+ 



rr 



cc 



1899 



rr 



r 

 r 

 rr 



cc 



Harsjon 



1900 



h 



'Vi 



rr 

 r 



rr 

 rr 

 rr 

 rr 



rr 



rr 

 rr 



r 



r 

 rr 



rr 

 rr 



4- 

 cc 



rr 



rr 

 rr 



cc 



1899 



*/8 



rr 



rr 

 rr 

 rr 

 r r 



rr 

 rr 

 r 



rr 

 rr 



rr 

 rr 



+ 

 rr 



4- 

 rr 

 r 

 r r 



cc 



Note, cc denotes predominant, c = common, + = rather common, r = rare. 

 rr = very rare (only a few specimens seen). 



Letters enclosed in brackets indicate that the specimens were dead and empty. 

 The Desmids which are marked with a dot ', have been revised by Mr. Borgesen. 



}3otanisk Tidsskrift. 25. Bind. 10 



