145] Diatomeae. 491 



Cocconeis levis Oestrup, in Rosenvinge-Warmiiig, Bot. of Iceland 1, 1918, 



p. 363, pl. I, IIa — b. — Island. 

 C. molesta Kütz. var. Lindbergii A. Cleve-Euler. Ark. f. Bot. 14, Xr. !», 191."), 



p. 40, pl. 4, 86 a — b. — Finnland. 

 C. Oestriipii A. Cleve-Eiiler 1. c. p. 40, pl. 4, 87. — F'innland: Ostgrönland. 

 C. placentula Elirb. var. gibba Kaiser, Kryptog. Forsch. 2, 1917, p. 133, Fig. 3. 



— Deutsches Reich. 



var. lineata V. H. f. maxima-ornata Kaiser 1. c. p. 133, Fig. 4. — 

 Deutsches Reich. 

 C. pulchclla A. Cleve-Euler, Ark. f. Bot. 14, Xr. 9, 191.5, p. 39. pl. 2, 51a— b. — 



Finidand. 

 C. speciosa Greg. var. cniciata A. Cleve-Euler 1. c. p. 39, pl. 2, 49. — 



Finnland. 

 C. tluimensis Mayer, Kryptogani. Forsch. 4, 1919, p. 212, Taf. VI, 24a — b. — 



Deutsches Reich. 

 Coscinodisciis subtilis Ehrb. var. giacialis Grün. f. maior A. Cleve-Euler, Ark. 



f. Bot. 1-1, Xr. 9. 1915, p. 69. 

 Coscinosira antarctica Mangin, 2 nie Exp. antarct. franc;. 1908 — 1910, Sc. Xat., 



Doc. Sc. 1915, p. f. — Antarktis. 

 Cyclotella comta Ehrbg. var. spectabilis A. Cleve-Euler. Ark. f. Bot. 14, Xr. 9, 



1915, p. 65, pl. 3, 68. — Finnland. 

 C. (Kuetzingiana var.?) abnormis A. Cleve-Euler, l. c. y. 66, pl. 3. 61. — 



Finnland. 

 C. dubia Fricke var. spinulosa A. Cleve-Euler 1. c. pl. 66. p. 3, f. 71. — Finnlan«!. 

 C. hyalina Colditz, Zeitschr. f. wiss. Zool. 10.S, 1914. — Deutsches Reich. 

 Cymbella aequalis W. Sm. ?. var. oblonga Fonteil, Ark. f. Bot. 14, Xr. 21, 



1917, p. 23, pl. 2, 40. — Schweden. 

 C. austriaca Grün. var. robusta Fontell 1. c. p. 20, pl. 2, 37. — Schweden. 

 C. cuspidata Kütz. f. apiculata Fontell 1. c. p. 21. — Schweden. 

 C. cymbiformis Kütz. var. nonpunctata Fontell l. c. p. 24, pl. 2, 42. — 



Schweden. 

 C. dubia Oestrup, in Rosenvinge-Warming, Bot. of Iceland 2, 1918. p. 17. 



pl. I, 20. — Island. 

 C. (Encyonema) fennica A. Cleve-Euler, Ark. f. Bot. 14, X^r. 9, 1915, p. 19, 



pl. 1, 15. — Finnland. 

 C. Iiispida Grün. var. capitata Fontell 1. c. 14, Nr. 21, 1917, p. 21, pl. 2, 38. — 



Schweden. 

 C. hyalina A. Cleve-Euler 1. c. 14, Nr. 9, 1915, p. 18, pl. 4, 77. — Finnland. 

 C. incerta Grün. var. linearis Fontell 1. c. 14. Nr. 21, 1917. p. 23. pl. 2, 39a— b. 



— Schweden. 



C. islandica Oestrup, in Rosenvinge-Warming, Bot. of Iceland 2, 1918, p. 18, 



pl. II, 21. — Island. 

 C. Jonssonii Oestrup l. c. p. 18, pl. II, 22. — Island. 

 C. lanceolata Kütz. var. injlata A. Cleve-Euler, Ark. f. Bot. 14, Xr. 9, 1915. 



p. 19, pl. 1, 17. — Finnland. 

 C. lanceolata Kütz. var. ventricosa A. Cleve-Euler l. c. p. 73 (= nom. nov. 



für C. lanceolata var. inflata A. Cleve-Euler). 

 C. linearis Oestrup, in Rosenvinge-Warming, Bot. of Iceland 2, 1918, j). 18. 



pl. II, 23. — Island. 

 C. marginata Oestrup l. c. p. 19, pl. II, 24. — Island. 



