1768 fiu-Floridese, Corallinaceee, Melobesia. 



sporangifera 200-280 ^. diam. metientia, sporangiis zonatini divi- 

 sis, 110 » 55 [X. 



9. Melobesia rugulosa Setcb. et Fosl. New sp. or forms of Melob. ^840 

 (1902) p. 10. — Fronde, excepta regione circa conceptacula, mo- 

 nostromatica, cellulis corticalibus nullis, crustis minutis indetermi- 

 natis e roseo purpureis, margine sajpe crenulatis; conceptaculis 

 sporangiferis subconicis, 120-150 [x. diam. metientibus. 



Hab. in frondibus S ten ogrammatis ad « S. Monica » Cali- 

 forniae (S. P. Monks). — Cellulse 7-12 >^ 5-7 [x. Conceptacula nunc 

 sparsa nunc subconferta. Sporangia zonatim divisa, more 40 ^ 25. 



Subgen. II. Heterodrrma Fosl. Rev. Syst. Surv. of Melob. (1900) p. 21. — Frons 

 polystromatica. 



10. Melobesia CoralllnaB Solms Corall. p. 9, t. 2, f. 25, t. 3, f. 21-24! 2841 

 Hauck Meeresalgen p. 266, Lithophyllum Corallinm Heydr. Corall. 

 insbes. Melpb. (1897) p. 47. — Crustis orbicularibus, griseo-lila- 

 cinis aut rufescentibus, ovalibus aut irregulariter rotundatis, scu- 

 tiformi-convexiusculis, tota pagina inferiori adnatis aut margine 

 liberis; conceptaculis profunde immersis verruciformibus, apice 

 poro pertusis. 



Hah. ad articulos Corallinarum in oceano Atlantico ad lit- 

 tora Gallise (Crouan); in niari Adriatico (Hauck) et Mediterraneo 

 (Heydrich). — Crustfe 1-B millim. lata^, 80-400 [x. crassa?. Con- 

 ceptacula 150-200 |j-. diam. metientia. Sporangia bipartita. 



11. Melobesia coronata Rosan. Rech. Melob. p. 64, t. 4, f. 9. - 2S42 

 Fronde orbiculari, subinde reniformi, paruni lobata, griseo-rosea; 

 conceptacnlis (carposporiferis?) 1-9 in quaque crusta, SEepe in orbem 

 dispositis, iis Melobesice Lejolisii majoribus, conicis, poro pilis 

 valde elongatis coronato. 



Hab. in frondibus Pollexfenice pedicellatce ad oras Au- 

 straliaa (Hb. Lenormand). — Sporangia (carpospora? ?) in quatuor 

 loculamenta divisa a cl. Rosanoff delineantur. Si revera carposporas 

 hasc organa zonatim quadridivisa sistant, an potius genuina tetra- 

 sporangia, dijudicare non audeo. — forma zonata Fosl. New sp. 

 or forms of Melob. (1902) p. 9: crustis orbicularibus aut fere 

 orbicularibus, concentrice zonatis; conceptaculis subconicis aut 

 conicis, partim 150-200, partini 250-300 ;j.. diam. Iti frondibus 

 Lenormandise spectabilis ad « Port Elliot » Australite me- 

 ridionalis (D.""* Brumsert, Reinbold). — Crustae 1 cm. diam. et ultra. 



