Myxophyceee, Cliroococcacese, Glooooapsa. 45 



Thur. iii Meiri. Soc. Nat. Cherb. 2, p. 388, Le Jolis Alg. iiiar. de 

 Cherb. n. IG, Breb. in Rab. Alg. eur. exs. n. 2032! Plearococcas 

 crepidinum Rab. Fl. Eur. Alg. III, p. 25 inclusa Placoma vesi- 

 culosa Schousb. p. p. (fide Hansgirg), Hansg. Prodr. p. 150-151. — 

 Strato gelatinoso mediocriter molli, olivaceo, siccitate nigrescente; 

 cellulis globosis, 35-50 {x. crassis, ghiuco-virescentibus, tegumentis 

 brunneo-luteolis non stratosis 1-2 \i.. crassis, singulis vel bino- 

 quaternatis (raro pluribus) in familias 12-24 [j.. latas ovales vel 

 subglobosas consociatis; tegumento externo hyalino. 



Hab. ad litora atlantica Galliae (Thueet, Le Jolis, Sauvageau, 

 Flahault, Brebisson), Adriatici (Hauck, Hansgirgj, Americte bo- 

 realis (Anderson, Faelow, Collins, Martindale, Morse) ; in sinu 

 Chiloniensi (Reinboldj; ad litora Norvegia? (Foslie), Angliie (Holmes, 

 Batters, Geeville, Cutlee, Hennedy), in paludibus salsis Bohemiie 

 (Hansgirg), Dalmatioe, Istria (Hansgirg) ; in aqua calcarea Bo- 

 russise (Schmidle), in America boreali ( Collins, Osterhout, 

 Gaednee) et in Fuegia ad ins. « Gordon » (Hariot). 



29. Gloeocapsa sparsa Wood Prodr. in Proc. Am. Philos. Soc. 1869, 106 

 p. 63, Fresh-water Algie of Un. States p. 13. — Strato mucoso; 

 cellulis sphtericis vel oblongis vel ovatis, 2-8 in familias ad 30 ^. 

 diam. aequantes consociatis, familiis subglobosis vel subovatis in- 

 terdum numeroso-aggregatis; tegumentis internis aureofuscis firmis 

 rarissime coloris expertibus, homogeneis vel lamellosis, externis 

 hyalinis raro subacromaticis plerumque vix visibilibus ; contentu 

 homogeneo. 



Hab. in rupibus irroratis prope Philadelphiam Amer. bor. 

 (Wood). — Celluhe oblongas sine tegumento 7,5 \i^. longie, 3 [j.. latte; 

 celluhe globosie sine tegumento 4,5 [i. diam., cum tegumento 12 \l. 

 diam. 



30. Gloeocapsa ocellata Rabenh. Krypt. Flor. v. Sachs. p. 72, FI. 106 

 Eur. Alg. II, p. 46, Kirch. Alg. Schles. p. 260, Hansg. Prodr. II, 



p. 151. — Strato grumoso-mucoso, brunneo-nigrescente ; cellulis 

 4-6,5 [j.. crassis, spluericis, 2-4-24 in familias globosas vel oblongas 

 crystallino-hyalinas ocellatas usque ad 225 [j.. latas dispositis, 

 tegumentis distincte lamellosis aureo-fulvis vel fuscescentibus, ex- 

 tremo subachromatico, contentu lerugineo-viridi granulato. 



Hab. in rupibus madidis Saxoniae (Rab.), Silesite (Kirchn.), 

 Bohemioe (Hansgirg), Virtembergiie (Kiechnee), Istriie, Dalmati;e 

 (Hansgirg), Austriie (Beck). 



31. Gloeocapsa dermochroa Naeg. Gatt. einz. Alg. p. 51, R^b. FI. 107 



