454 



16. JHctyotf* furcellata Grevill 



Zonariu furcellata Agardh. 



Hah Atl oras Novae Hollandiae. 

 17* llictyota minor Sonder, 



Hab. Ad oras Novae Hollandiae occidentals. 

 18. nictyotn faatigiata Sonder. 



H&b* Ad oras Novas Hellandiae occidentals. 



** Pinnatifidae. 

 19* BIctyota panlculata J. Agardh. 



Hab* Ad oras Novae Hollandiae et Tasmaniae. 



20. Dictyota Brongnlartii J. Agardh. 



Hab. Mare Antillarnm. 

 21- Bictyota dentata L amour. 



Z>. rotundata Kiltz. (in herb- Berol.), Vichophyllium 

 dentatum Kiitz. (Phycol. geuer.) Zonaria dentata Agardh. 

 Haliseris peniciflata par Urn Spreng. Viva Mertensii 

 Martins. 



Rob* Marc AatiUamm et ad oras Brasilia*. 



Subgenus IK Stoechospermurn Kiltz. (Phycol. geuer. p. 339.) 

 065. Clar. Kittzing genus Stoechospermurn typo #ih 

 9tar/a marginata Agardhii consfiUut, quod cellulis strati me- 

 dullaris polystromaticis pachydermatiiiis (nee monostromaticis 

 fiaccidis) et thalamus marginalibug (nee ia ntraque thaUi p*- 

 gina inordinate sparsis) a sno DichophylUo distinxit. Sed, 

 ut jam dixi, in Difityota repente stratum jneduUare distro* 

 mattcnm et in D* trichode tetrastroraaticnm adest: inpietyot* 

 macnlata autem, Zonariae tnarginatae Agardhii spmmopere 

 proxima, thalarala per omnem discnm et ntramque thalli pa* 

 ginam inordinafe sparsa, marginemque liberom linquentia, i** 

 venhrat. Genus itaqne Stoechospermurn in eo tantnin a 

 Victyota distfngmtor, qnod ceHulae medullars interior** 



