450 Literature 



LOHMANN, II. ('11). Ucbcr das Nannoplankton und die Zentrifugierung kleinster Wasscr- 

 probcn zur Gewinnung desselben in lebendem Zustande. Int. Revue d. ges. Hydro- 

 biologie u. Hydrographie, iv, 1911. 

 MARSH, C. DWIGHT ('03). The Plankton of Lake Winnebago and Green Lake. Bull. 



Wisconsin Geol. and Nat. Hist. Survey, no. xii, Madison, Wis. 1903. 

 MiiLLER, 0. ('04). Bacillariaceen aus deiu Nyassalande und einigeu benaehbarten 



Gebieten. Zweite Folge. Bugler's Botan. Jain-bitch, xxxiv, 1904. 

 OtsTENFELD, C. H. ('08). Phytoplaukton aus dem Victoria Nyanza. Bugler's Botan. 



Jahrbiich. xli, 1908. 

 OSTENFELD, C. H. ('09). Notes ou the Phytoplankton of Victoria Nyanza, East Africa. 



Bull. Mus. Comp. Zool. at Harvard College, lii, no. 10, 1909. 



OSTENFELD, C. H. & WESENBERG-LuND, C. ('06). A Regular Fortnightly Exploration of 

 the Plankton of the two Icelandic Lakes, Thingvallavatn and Myvatn. Proc. Roy. 

 Soc. Edinburgh, xxv, part xii, 1906. 

 PASCHER, A. ('11). Uber Nannoplanktonten des Siisswassers. Ber. Deutsch. Botan. Ges. 



xxix, 1911. 

 SCHERFFEL, A. ('10). Rhaphidonema brevirostre nov. spec., egyuttal odelek a Magas- 



Tatra nivalis florajahoz. Beiblatt zu den Botanikai Kozlemenyek, Heft 2, 1910. 

 SCHMIDLE, W. ('02). Das Chloro- und Cyanophyceenplankton des Nyassa und einiger 



anderer innerafrikanischer Seen. Bugler's Botan. Jahrbiich. xxxiii, 1902. 

 SCHRODER, B. ('97). Ueber das Plankton der Oder. Ber. Deutsch. Bot. Ges. xv, 1897. 

 SCHRODER, B. ('99). Das pflanzliche Plankton der Oder. Forschungsber. a. d. Biol. 



Station zu Plon, vii, 1899. 

 SCHRODER, B. ('00). Das Pflanzenplankton preussischer Seen. Westpreuss. Bot.-Zool. 



Verein, Danzig, 1900. 

 SCOURFIELD, D. J. ('11). The Use of the Centrifuge in Pond-life Work. Journ. Quekett 



Mior. Club, xi, 1911. 



SHANTZ, H. L. ('07). A Biological Study of the Lakes of the Pike's Peak Region- 

 Preliminary Report. Trans. Anier. Microscop. Soc. xxvii, March, 1907. 

 SNOW, JULIA W. ('03). The Plankton Algse of Lake Erie. U.S. Fish Commission 



Bulletin, 1902 (Washington, 1903). 

 TRANSEAU, E. N. ('13). The Periodicity of Algte in Illinois Trans. Arner. Microscop. 



Soc. xxxii, Jan. 1913. 

 VIRIEUX, J. ('13). Plancton du lac Victoria Nyanza. Rcsultats scientif. Voyage de 



Ch. Alluard et R. Jeannel en Afrique Orientale 1911-1912. Paris, 1913. 

 VOLK, R. ('03; '06). Hamburgische Elb-Untersuchung. Mitth. a. d. Naturhist. Mus. in 



Hamburg. I: xix, 1903; VIII: xxiii, 1906. 

 WELWITSCH, F. ('68 J. In Journ. of Travel and Nat. Hist, i, 1868. 



WESENBERG-LUND, C. ('04). Studier over de Danske Soers Plankton. Kjobenhavn, 1904. 

 WESENBERG-LUND, C. ('08). Plankton Investigations of the Danish Lakes. Copenhagen, 



1908. 



WEST, G. S. (G. S. W. '07). Report on the Freshwater Algoe, including Phytoplankton, of 

 the Third Tanganyika Expedition conducted by Dr W. A. Cunnington, 1904-1905. 

 Journ. Linn. Soc. Bot. xxxviii, Oct. 1907. 

 WEST, -G. S. (G. S. W. '09 A). A Biological Investigation of the Peridiniese of Sutton Park, 



Warwickshire. New Phytologist, viii, 1909. 

 WEST, G. S. (G. S. W. '09 B). The Algae of the Yan Yean Reservoir, Victoria : a Biological 



and QEcological Study. Journ. Linn. Soc. Bot. xxxix, 1909. 



WEST, G. S. (G. S. W. ; 12). Freshwater Algae of the Percy Sladen Memorial Expedition 

 in South-West Africa, 1908-11. Ann. South Afric. Mus. ix, part ii, 1912. 



