STIGONEMA OCELLATUM Thuret, Essai de classification des Nostochinees, Ann. 



Sci. Nat. 6 e serie, Bot. i. 1875, 380. 

 No. 5971. 



SCYTONEMA MIRABILE (Dillw.) Thuret. \_ = S. figuratum Ag. Syst. Algar. 



1824, 38.] 

 No. 5971. 



BACILLARIE^E. 



FRAGILARIA PARASITICA (W. Sin.) Grun. Van Heurck, Synops. Diat. Belg. 



1885, t. 45, . 30. Odontidium parasiticum W. Sin. 

 No. 5978. Epiphytic on Surirella robusta var. splendida. 



EUNOTIA BICAPITATA Grun. Van Heurck, 1. c. 1885, t. 35, . 11. 

 No. 5971. 



EUNOTIA LUNARIS (Ehrenb.) Grun. in Van Heurck, 1. c. 1885, 144, t. 35, 



f. 3, 4, ot 6. 

 No. 5971. 



EUNOTIA ROBOSTA Ralfs. Van Heurck, 1. c. 1885, 144, t. 33, f. 11-13. 



No. 5971. Both forms originally described by Ehrenberg as E, octodon 

 and E. polyodon were plentiful. 



NAVICDLA APPENDICULATA Kiitz. Bacill. 1844, 93, t. 3, f. 28. 

 Nos. 5723 and 5971. 



NAVICULA BICAPITATA Lagerstedt, Spitsberg. Diat. 1873, 23, t. 1, f. 5. 

 No. 5971. 



NAVICULA EXILIS Kiitz. Bacill. 1844. Van Heurck, 1. c. 101, t. 12, 



f. 11, 12. 

 No. 5723. 



NAVICULA MAJOR Kiitz. Bacill. 1844, 97, t. 4, f. 19. 

 No. 5971. 



NAVICDLA PAR VA (Greg.), jy.gibba var. brevistriata Van Heurck, 1. c. 78, 



t. 6, f. 5. 

 No. 5971. 



NAVICULA VIRIDIS Ktttz. Bacill. 1844, 97, t. 4, f. 18. 



No. 5971. 



COCCONEMA LiEVE (Nag.) G. S. West in Journ. Linn. Soc., Bot. xxxviii. 

 1907, 159. Cymbella laivis Nag. in Kiitz. Spec. Alg. 1849, 59. 



No. 5971. 



NITZSCHIA COMMUNIS Rabenh. Alg. no. 949 ; Flora Europ. Alg. i. 1864, 



159. Van Heurck, 1. c. 184, t. 69, f. 32. 

 No. 5723. 



