102 Myxophycese, Chroococcaceae, Coelosphserium. 



tegumento subtili circumfusis; cellulis spluericis, pallide lerugiueo- 

 viridibus, ad 1 [t. diam. 



Hah. in « Saaler Bodden » Germaniiie limneticum aliisque in la- 

 cubus Holsatia3 (Lemmermann), in « Lough Neagh » ad « London- 

 derry » Hiberni* (West) et in lacubus Suecicis (Lemmermann). 



7. Ccelosphaerium aerugineum Lemm. Beitr. z. Kenntn. d. Planktonalg. 

 n, in Bot. Centralbl. 1898, n. 44-4B, p. 4. — Cellulis 3-4 [x. latis, 

 rotundatis, pallide c£eruleo-viridibus, vacuolis carentibus, in thallis 

 sph?ericis vel elongatis, intus excavatis, perlpherice irregulariter 

 dispositis, tegumento hyalino, 4-5 jx. crasso circumfusis. 



Hah. in «Diimmer See, Steinhuder Meer» Germanife borealis 

 limneticum (Lemmeemann) et in fluvio Albi (Volk). 



8. Coeiosphserium dubium Grun. in Rab. Fl. Eur. Alg. H, pag. 55, 

 Schmula, Ueber Coelosphserium dubiuni Grunow, in Hedwigia 1898, 

 p. 47, cum icone. — Strato globoso, mucoso, circ. 150 [i. lato; 

 cellulis globosis, 5 [j.. circ. diam., plerumque dimidiatis, contentu 

 aa-ugineo. 



Hah. in stagnis prope Berndorf Austrise (Grunow, Beck), in 

 Silesia (Schmula) et in lacubus Holsteini;e (Lemmeemannj, Borussiie 

 in lacu Miiggel (Lemmermann) et passim in Suecia (Lemmermann). 



9. Coelosphaerium Goetzei Schmidle Ueb. die tropische Afrik. Ther- 

 malalg. in Engl. Bot. Jahrb. XXX, 1901, p. 241, t. V, f. 3. — 

 Familiis parvulis, 22-64 [j-. diam., paucicellularibus; cellulis sparsis, 

 rotundis, 4-10 \^. diam., contentu granuloso; membrana gelinea, 

 achroa, solida, peripherice verrucosa, irregulari. 



Hah. ad «Usafua» Africae in fiuvio «Siwa» in aquis stagnan- 

 tibus (1100 m. altit.). 



10. Coelosphserium anomalum (Bennett) De-Toni et Levi in Notarisia 

 1888, p. 528 et 529, Hansg. Prodr. II, p. 143, Gomphosphcuria ano- 

 mala Bennett Freshw. Alg. II, in Journ. R. Microsc. Society 1888, 

 pag. 3, tab. I, fig. 10. — Tegumento exacte globoso, bene deter- 

 minato, 110-120 [x. diam., hyalino, mucoso; cellulis hiete casruleo- 

 virentibus, globosis, periphericis majoribus, 6-10 [i. diam. laxeque 

 sparsis, centralibus minoribus et confertioribus. 



Hah. in stagnis et paludosis ad Bowderstone in Britannia (Ben- 

 nett); in Bohemia et Austria (Hansgirg). — Var. minus Hansg. 

 1. cit.: cellulis 2-4 [x. crassis, plerumque peripherice in familias 14- 

 30 [J.. lat. dispositis, sa;pe bi-quaternatis, tegumento tenui, achroo 

 circumdatis; ceterum ut in typo. In Bohemia passim cum specie. 



11. Ccelosphaerium genuense De Not. in Ardiss, et Straff. Enum. Alg. 



