500 (). Chr. Schmidt: Algen 1014— 1919. [154 



Cosmarium alpestrc Roy et Bisett var. cllipticum (Delp.) Ducell., Bull. Soc 

 Bot. Geneve 10, 1918. p. 143 (= Delphineüum ellipticum Delp.). 



C. arduennsis Kufferath, Ann. biol. lacustre 7. 19I4. )>. 30.5, Fi^. 12. — Luxem- 

 burg. 



C. arthrodesmiformc Borge, Ark. f. Bot. 15, 13, 1919, p. 35. — Brasilien. 



C. benedictum Ducell., Bull. Soc. Bot. Geneve 11, 1919, \). 118, Fig. 2. — Schweiz. 



C. basituberciäatum Borge, Ark. f. Bot. 15, 13, 1919, p. 29. — Brasilien. 



C. bimarginatum Borge, Ark. f. Bot. 15, 13, 1919, p. 38. — Brasilien. 



C. bioculatum Breb. var. concavum Printz. Kgl. Xorske Vid. Selsk. Skr. 191.). 

 2, p. 20, Taf. II, 21—22. — Norwegen. 



var. omphalum Schaarschm. f. minor Br. Schroed., Ber. Deutsch. Bot. 

 Ges. 37, 1919, p. 257, Taf. II, Fig. 12. — Deutsches Eeich. 



C. biretum Breb. var. malus Printz, Kgl. Xorske Vid. Selsk. Skr. 1915, 2, p. 31. 



— Norwegen. 



C. bisphaericum Printz 1. c. p. 27, Taf. III, 51 — 52. — Norwegen. 



var. densegranulatum Grönbl., Acta Soc. F. F. Fennica 47, 4, 1920. 

 p. 40, Taf. 5, 27. — Finnland. 

 C. capense De Toni var. minor Fritsch, Ann. South Afr. Mus. 9, 1918, p. 550. 



Fig. 26. — Südafrika : Cap. 

 C. commissurale Breb. var. aculeatum Lemni., Abb. Naturw. Ver. Bremen 23,. 



1914, p. 266, Fig. 17. — Deutsches Reicli. 



C. conspersiim Ralfs var. americannm Borge, Ark. f. Bot. 15, 13, 1919, p. 25. — 



Brasilien. 

 C. elegantissimum Lund. f. intermediiim Kaiser, Krypt. Forsch. 4, 1919, p. 223. 



— Deutsches Reich: Lettengebirge bei Reichenhall. 



C. exornatum Printz, Kgl. Norske Vid. Selsk. Skr. 1915, 2, p. 23, Taf. II, 30. — 



Norwegen . 

 C. geometricum West var. latam Printz 1. c. p. 25, Taf. II, 34. — Norwegen. 

 C. granatum Breb. var. trigonium Printz 1. c. p. 22, Taf. II, 44. — Norwegen. 

 C. Gutwinskii Printz 1. c. p. 27, Taf. II, 19—20. — Norwegen. 

 C. horridum Borge (= Xanthidium ornatiim Borge), Ark. f. Bot. 15, 13, 1919. 



p. 37. — ■ Brasilien. 

 C. indentatum Grönbl, Acta Soc. F. F. Fennica 47, 4, 1920, p. 42, Taf. 6. 



54 — 56. — Finnland. 

 C. Loefgrenii Borge, Ark. f. Bot. 15, 13, 1919, p. 33. — Brasilien. 

 C. luscum Borge, Ark. f. Bot. 15, 13, 1919, p. 34. — Brasilien. 

 C. medioscrobiculatum West var. inflatum Printz, Kgl. Norske Vid. Selsk. Skr. 



1915, Taf. II, 17—18. — Norwegen. 



C. mimitum (Ralfs) Lütkem. var. angiistissimiim Grönbl., Acta Soc. F. F. 



Fennica 47, 4, 1920, p. 44, Taf. 5, 30. — Finnland. 

 C. moerlianum Luetkem. var. brasiliense Borge, Ark. f. Bot. 15, 13, 1919. 



p. 36. — Brasilien. 

 C. moniliforme (Turp.) Ralfs var. subtruncatum Lenim., Abh. Naturw. Ver. 



Bremen 23, 1914, p. 265, Fig. 19. — Deutsches Reich. 

 C. naviculare Borge, Ark. f. Bot. 15, 13, 1919, p. 39. — Brasilien. 

 C. pachydermum Lund. var. heptagonum Grönbl., Acta Soc. F. F. Fennica 

 4,7, 4, 1920, p. 45, Taf. 6, 57. — Finnland. 



var. malus Printz, Kgl. Norske Vid. Selsk. Skr. 1915, 2, p. 19, Taf. II. 



16. — Norwegen, 

 var. Schmidlei Printz 1. c. p. 18, Taf. 11, 14 — 15. — Norwegen. 



