Myxophyceae, Chroococcacefe, Aphanocapsa. 69 



t. 78, f. 8 a, Microhaloa virescens Kuetz. Sp. p. 207, Cagniardia 

 virescens Trev. Alg. Coccot. p. 50, Sorosporium virescens Hass. 

 in Cooke 1. c. (sphalmate), Aphanocapsa parietina Naeg. Gatt. Einz. 

 Alg. t. I B, f. 1, Thur. in Wittr. Nordst. Lag. Alg. exs. n. 1547! 

 Palmella parietina Naeg. in Kuetz. Sp. Alg p. 212. Coccochloris 

 parietina Menegh. Nostoc. It. p. 61, t. VII, f. 13, Trev. Alg. 

 Coccot. p. 56. — Strato aniorpho, gelatinoso, lubrico, plus minus 

 expanso, sordide viridi vel olivaceo-fuscescente; cellulis globosis, 

 mediocribus, singulis vel geminatis, circ. 6 ]x. latis, pailide serugi- 

 neis, tegumentis vix visibilibus plerumque illimitatis, diffluentibus, 

 contentu homogeneo saspius granulo nucleiforrai prsedito. 



Hah. in saxis, rupibus irroratis Anglise (Hassall, Bennett, 

 West), Hiberniie (West), Helvetia' (Naegeli, Forti, Waldvogel), 

 Germaniie (Kuetzing), Galliye in Vogesis (Roumeguere, Mougeot) 

 et in aquario ad Reutilly (Thuret), Austriae in parco «Schonbrunn» 

 Vindobonae (Zukal), Germani;ij (Kuetzing, Rabenhorst, Volk, M. 

 Schmidt etc), in montibus Euganeis (Meneghini). 



5. Aphanocapsa Richteriana Hieron. in Hauck & Richt. Phyc. Univ. 169 

 n. 485! (1892), Hedwigia 1893, Heft 2, p. 72. — Strato nmcoso, 

 sordide luteo vel pallide cerugineo vel subfuscescente; cellulis glo- 

 bosis vel subpolygoniis, confertis, solitariis vel geminis, 3-4 [i. cras- 

 sis; tegumentis tenuibus, vix visibilibus, 1 a. crassis vel omniiio 

 solutis; contentu pallide lerugineo, granulo centrali, vice plerumque 

 subtiliter granulato. 



Hah. m Silesia loco « Gross-Wilkau » dicto (Hieronymusj. 



G. Aphanocapsa rivularis (Carmich.) Rab. Fl. Eur. II, p. 49, Cooke 170 

 Brit. Fresh. Alg. p. 210, t. LXXXVI, f. 2, Palmella rivalaris 

 Carmichael mscr. in Hook. Brit. Flor. II, 1, pag. 397, Harv. 

 Manual p. 177, Coccochloris rivularis Hassall Freshw. Alg. p. 317, 

 t. 78, f 6 a-b, Bichatia rivularis Trevis. Alg. Coccot. p. 6G. — 

 Strato hemispha^rico, gelatinoso, tuberculoso, saspius confluente, 

 lerugineo-viridi, sicco fuscescente; cellulis sphasricis, sparsis, 5-G [i. 

 crassis, singulis vel geuiinis: tegumentis crassissimis, non lamellosis, 

 achromaticis, mox dillluentibus; contentu .erugineo-viridi, subtiliter 

 granuloso. 



Hab. in rupibus et saxis inundatis Anglia; (Carmichael, West). 

 Scotia3 (West), Hollandiae (Suringar, Lacoste), Helvetiie propo 

 Thun (Rabenhorst), Austriae (Zukal), comitatus Tirolensis prope 

 Niederdorf (Hausmann), Amer, bor. (Wolle). 



7. Aphanocapsa fusco-lutea Hansg. Prodr. II, p. 15G. — Strato amor- 171 



