459 

 Sp. p. 455, Tab. Phyc. V, t. 66, Zanard. Icon. adr. IH, t. CVI, 

 f. 4, Ardiss. e Straff. Enmn. Alg. Lig. p. 135, De-Toni et Levi 

 Phyc. Hai. ri. 69!, Pylaiella Oedogonium Ardiss. Phyc. Medit. II, 

 pag. 64. — Z. caespite 2-3 crn. alto, filis gracilibus, teneris, laxe 

 decomposito-ramosis, ramis ramulisque alternis, passim secundatis, 

 priinariis 30-45 li.. crassis, articulis diametro aequalibus vel 2-3- 

 plo longioribus, ramiferis conspicue brevioribus, secundariis tenuio- 

 ribus, sensim attenuatis, apice obtusis vel mucronatis, hinc inde 

 sub apice articulo uno alterove tumido oblongo, brunneo, opaco, 

 duro, 30-90» 15-36 interruptis; soris secus ramulos superiores 

 sparsis, nunc unilateralibus, nunc in annulum prominulura circa 

 articulum dispositis; articulis fructiferis remotis vel pluribus con- 

 tiguis. 



Hab. in alto mari Algis raajoribus insidens in Adriatico ad 

 littora Dalraatiaa (Vidovich, Meneghini), in mari Mediterraneo 

 prope (( Porto-Maurizio » (Strapforello) et a Port Mahoii » (Ro- 



DRIGUEZ, BoRNET). 



