[^u-FlDrideu', C.vstoclonicr, KiiUioi';i. 335 



et aii^ustioro, scgiiioiitis oloiigatis o uiargiiu^ utro({U(^ rainulos oro- 

 bros vul siuiplicos, subulatos, plus uiiiius ourvatos vol (liohotouios 

 oiuittcutibiis. In aliis Algis in regioiie sublitorali «BeringiJn» freti 

 Boliriiigiani (Exped. Vega). 



Sabgen. II. Nekeidea. (Rupr.) ,1. Ag. E[)iei'. p. 360: froude c tereti compressa, 

 strato cortieali lilis [noniliformibus verticaiibus constituto. 



2. Euthora fruticulosa (Rupr.) J. Ag. Sp. 11, p. 705, Epicr. p. 360, 644 

 ycrciiJca fi-aliculnsa liupr. .\Ig. Oohot. p. 63, Rliodomenia Fa- 

 briciana J. Ag. Symb. p. 15 (excl. syn. Lyngb.), EiUhora Fabri- 

 ciana J. Ag. Act. Holiu. Oefvers. 1817, Callophyllis? Fabriciana 

 Kuetz. Sp. p. 747, Fiicus angustissimus Worinsk. niscr., Micro- 

 cladAa glandulosa Post. et Rupr. Illustr. p. 15 partini, Delesseria 

 glandulosa Ag. Sp. Alg. I, p. 182 (quoad sp. camciatica, partim). 



— Fronde e tereti compressa. filiformi, decoinposito-ramosissima, 

 ramis e submargine distichis vagis patentibus, ramulis suliulatis 

 apice ot intt^r ramos majoros dispositis; cystocarpiis marginalibus; 

 totrasporangiis in ramulis incrassatis collectis. 



Hab. in oceano Arctico ad littus Camciatcae (Wormskiold, Mus. 

 PETRoroLiT.^xuM). — Fronlcs circiter 5-0 cm. longse, millimetrum 

 latitudine iiaud 8e(|uantes, primo aspectu filiformes videntur, ra- 

 mis quoquoversum egredientibus, at revera e tercti compressse, 

 ramis e sulimargino distichc egrcdicntibus. Rami ramuliquc inixti 

 sinc ordine vagi. Rami patentes. Ramnli patentissimi, 1-2,5 millim. 

 longi, sparsiores aut hic illic aggregati, a basi crassiore in apicem 

 acutum sensim attenuati. Cystocarpia inarginalia, ad basin ramoruin 

 sparsiora, ad apices ssepe aggregata et ita aliquando densa ut glo- 

 merata nuncupontur et rami valde insequales evadant; suiit sphse- 

 rica, crassitiem frondis vix gequantia, intra pericarpium tenue cel- 

 lulosum nucleolos plures, filis storilibus ad periciirpium oxtensis 

 separatos, foventia. Tetrasporangia iii ramulis incrassatis immorsa 

 cruciatiin, teste Rupreclit. ali^iuando zonatim divisa. 



Spccies mihi tantum nomine nota. 



3. Euthora reptans (Suhr) Grun. Alg. Fidschi p. 85 (nomen), Hahj- (345 

 mcnia reptans Suhr (1834)?, vix Phyllophora reptans Suhr. 



Hab \\\ frondibus Codii tomcntosi var. tenuis pr. « Cap. Agu- 

 Ihas » (Hohenacker). 



