688 Myxopliycese, Glaucophycete, Asterocytis. 



subtilibiis; teguiuentis crassis. — In Sphacelariis ins. «Gherso» 

 M. Adriatici (Reinsch). — Var. olivaceum (Reiusch) Contrib. p. 41, 

 tab. XVII, fig. 2 a, b: filameutis solitariis, ramosissimis, circa 1 

 mm. altis, 22-26 [j.. diaui., ramis 16-19 [i. crassis ; cellulis re- 

 ctangularibus, usque fere quadraticis; dissepimentis angustissimis, 

 'A^Vo longitudinis cellularum, membranis cellularibus evidenter 

 striatis, tegumentis inconspicue stratosis. — Algis variis epiphyta, 

 in mari Meditorraneo, Adriatico et Atlantico (Reinsch). 



2. Goniotrichum Cornu Cervi (Reinsch) Hauclv Meeresalg. pag. 519, 1550 

 Stylonema Cornu Cervi Rcinsch Contrib. ad Algol. et Fungol. 



p. 40, tab. 15, Goniotrichum dichotomum Berth. Bangiaceen d. 

 G. V. Neap. p. 26 (non Kuctzing). — Filamentis singulis, plerum- 

 que 0,2-1 mm. longis, plus minusve dichothomice ramosis, initio 

 ex 1-2, deinde e multis seriebus cellularum, subparallelis, demum 

 irregulariter aggregatis, exstantibus, 20-120 [u diam. ; cellulis initio 

 cylindricis, diametro stepe ad 2-plo longioribus vel cllipsoideis, ve- 

 tustate sph;erico-polyhedricis, 7-10 (x. crassis, contentu rufo vio- 

 laceo. 



Hab. algis comphiribus adfixum in mari Adriatico (Hauck) et 

 Mediterraneo (Berthold); ad Massiliani Galloprovinciae et ad Tin- 

 gin Africse (Bornet). 



3. Goniotrichum Humphreyi Collins in Coll., Hold. & Setch. Phyc. Bor. 1551 

 Amer. IX, n 421, Algie of Jamaica (1901) p. 251. — Fronde fi- 

 lamentosa, solida, gelatinosa, ssepe furcata vel ramosa; ramulis 

 extremis e serie una cellularum constitutis; filamentis primariis 

 cellulis pluribus irregulariter, peripherice dispositis; ramulis late- 

 ralibus simplicibus, sub angulo fere recto a filamento secedentibus, 

 e serie simplici cellularum exstructis. 



Hah. iu litore sabuloso ad « S. Ann's Bay» insulaj Jamaicse 

 (Humphrey). 



ASTEROCYTIS Gobi [1879] Kurzer Bericht fiber die im Sommer 1878 

 ausgef. algol. Excursion, in Arb. d. S.* Petersb. Ges. d. Naturf. 

 1878, t. X (Etym. aster stella et cytis cavitas), Allogo)iii, Chro- 

 odactyli, Callonematis sp. Auctorum. — Thallus erectus, fila- 

 . mcntosus, ramosus; cellulis irregularitcr ordinatis, ellipsoideis; 

 propagatio agamica sporis immotis nudis, propagatio sexuata ignota. 

 Obs. Species marintB, aqua3 dulcis vel in rupibus udis nascen- 

 tibus, characteribus permultis Bangiaceis referendic. Genus Allo- 

 gonium proposuit jamdiu clarus Kuetzing (Phyc. gener. 1843, 



