1164 E. Lemrnerinann: Algen (excl. Bacillariaoeen). [92 



348. Phormidium africanum Lemm., Wiss. Ergeb.. d. Deutsch. Zentral-Afrika- 



Exped., Bd. II, 1911, p. 89. Kiwu-See. 



349. Ph. antarcticum W. et G. S. West, Brit. Antarktik-Exped. 1907—1909, 



vol. I, Part VII, 1911, p. 292, Taf. XXV, Fig. 74, 75 a— g. Pony Lake. 



350. Ph. glaciale W. et G. S. West, 1. c, p. 291, Taf. XXV, Fig. 73 a— d. Blue 



Lake, Coast Lake, Clear Lake. 



351. Ph- purpuraseens Gom. var. circinnatum Virieux, Bull. Soc. d'Hist. nat. du 



Doubs, 1911, p. 8. Franche-Oomt6. 



352. Phymatholithon polymorphum (L.) Fos. forma Battersii (Fos.) Heydr., ßer. 



D. Bot. Ges., Bd. XXIX, 1911, p. 27, Taf. II, Fig. 9-12. Roseoff. 



353. Pirulos gemmata Snow, Bot. Gaz., vol. 51, 1911, p. 360, Taf. XVIII, Fig. 1 



bis 8. Schweiz, Guatemala. 



354. Plectonema tenue Thuret var. crustacea Schmidle, Neues Jahrb. f. Mineral., 



Geol. u. Paläonth., Bd. II, 1910, p. 113. Bodensee. 



355. P. terebrans Born, et Flah. forma major Schmidle, Neues Jahrb. f. Mineral., 



Geol. u. Paläonth., Bd. II, 1910, p. 114. Bodensee. 



356. Pleurococcus antarcticus W. et G. S. West, Brit. Antarktik-Exped. 1907 



bis 1909, vol. I, Part VII, 1911, p. 276, Taf. XXIV, Fig. 49-51. Green 

 Lake, Clear Lake. 



357. P. frigidus W. et G. S. West, 1. c, p. 276, Taf. XXIV, Fig. 40-44. Pony Lake. 



358. P. pachydermus Lagerh. forma stipitata W. et G. S. West, 1. c, p. 275, 



Taf. XXIV, Fig. 47-48. Cap Royds. 



359. Pleurotaeuium trabecula (Ehrenb.) Naeg. var. robustum Hustedt, Arch. f. 



Hydrobiol. u. Planktonk., Bd. VI, 1911, p. 324. Kitzbühel (Tirol). 



360. Polymastix batrachorum Alexeieff, Arch. Zool. exper. et generale, vol. XLVI, 



1911, p. 495, Fig. 3. Frankreich. 



361. Polysiphonia camerunensis Pilger, Engl. Bot. Jahrb., Bd. 46, 1911, p. 303, 



Fig. 11. Kamerun. 



362. Porphyra Ledermannii Pilger, Engl., Bot. Jahrb., Bd. 46, 1911, p.298. Kamerun. 



363. Prasiola crispa (Lightf.) Menegh. var. aspera W. et G. S. West, Brit. Ant- 



arktik-Exped. 1907—1909, vol. I, Part VII, 1911, p. 273, Taf. XXIV, 

 Fig. 15—18. Cap Royds. 



364. Protoceratium cancellorum Kofoid, Bull, of the Museum of Comp. Zool. at 



Harvard College, vol. LIV, 1911, p. 277. Pacific. 



365. P. globosum Kofoid, 1. c, p. 278. Pacific. 



366. P. pelludissimum Kofoid, 1. c. Pacific. 



367. P. pepo Kofoid, 1. c. Pacific. 



368. P. promissimum Kofoid, 1. c. Pacific. 



369. Protochrysis phaeophycearum Pascher, Ber. D. Bot. Ge9.. Bd. XXIX, 1911, 



p. 191, Fig. II. Franzenbad (Böhmen). 



370. Protricliomonas Legeri Alexeieff, C. R. Soc. Biol. Paris, Tome 71, 1911, 



p. 540. In Box boops. 



371. Proivazekea parva Nägler, Arch. f. Protistenk., Bd. 21, 1911, p. 111, Taf. VII. 



Österreich (Lunzer See). 



372. Pseudotetraspora Gainii Wille, Bull. Mus. d'Hist. nat. Paris, 1911, No. 6. 



Insel Wiencke, Insel Petermann, Insel Booth- Wandel (Antarktik). 



373. Rhaphidium Bosmini Virieux, Bull. Soc. d'Hist. nat. du Doubs, 1911, p. 4, 



Fig. 6. Franche-Comte. 



374. Rhipidodesmis caespitosa (J. G. Ag.) A. et E. S. Gepp, Siboga Exped. Monogr., 



LXII, p. 62, Taf. XVII, Fig. 141 — 143. Ceylon. 



