400 Leuckart, Bericht üb. d. Leistnngen in d. Halurgeschichte 



l'alagonien u. s. vi. — C. llooheri (Flem.) B. — ? C. lala n. sp " 

 Aiislralien. 



Gen. Amasligia n. An avicularium to about each tbree cells 

 on the back of llie branches. No vibracula. 



A. nuda n. sp. Terra del Fuego. 



Farn. Bi cellar iadae. (Polyjoary dichotomonsly divided inlo 

 narrow ligulate, bi-or mnltiserial brancUes. No vibracula. Avicuia- 

 ria, when prcscnl, pedunculate and articulatcd. Polyioary crccl 

 pliytoid.) 



Gen. Bicellar ia BI. Cells turbinate , distant. Aperturc dr. 

 rected more or less upwards. Several spines, marginal or dorsal. 



ß. cili'ala (L.) lil. Europ. Küsten. — B. gracilis n sp." liass-Slr. 



— B. grandis n. sp. Ebendah. — B. tuba n. sp. Ebendaher. 



Gen. Halof hila Gray. Cells contiguous, allenualed dounwards, 

 niuch expanded upwards with a large piain aperture; unarmed. 



H. Joknsloniae Gr. Bass.Str. 



Gen. Bugula Ok. Cells elliplical (viewed behind), closely 

 conligaous, bi-multiserial; aperture very large; margin simple, not 

 thickened. Avicularia, when present, pedunculated and articulated 

 (Irequently coloured red or blne.) 



B. neritina (L.) Ok. Engl. Küste, Austral., Rolhes Meer u. s. w. 



— ß. flahetlnla (Gr.) Busk. Europ. Küsten. — li. aticularia (L.) ük. 

 Europ. Küsten. — ß. plumosa (?a\\.) Busk. Engl. Küste. — B. dentala 

 (Lanix.) Busk. Austral., Süd-Afr. — ß. Murrayana (Johnst.) Busk. 

 Engl. Küste. 



Fam. Fluslradae. (Polyzoary flexible, expanded, foliaceous, 

 crect, sometimes decumbent and loscly attached. Cells multiserial, 

 quincuncial or irregulär.) 



Gen. Flustra (L.) Lamx. Cells contiguous; on bolh sidcs of 

 the frond. 



Fl. foUacea L. Europ. Küsten. — /•'(. paj^yracea Ell. Engl. Küste. 



— FL truncata L. Engl. Küste. — Fl. oclodon n. sp. Spanische Küste, 



— Fl. denliculala n. sp. Austral. 



Gen. Carbasea Gr. Cells contiguous, on one side only of 

 the frond. 



C. fapyracea (Fall.) Gr. Engl. Küste. — C. pisciformis n. sp. 

 Tasmania; C. armata n. sp. Südafr. — C. cribriformis n sp.* Cum- 

 berland's Ins. — C. dissimilis n. sp. Tasmania. — C. episcoiialis n. sp. 

 Bass-Str. — C. bombgcina (L.) Busk. Südafr. — C. ovoidea n. sp. 

 Palagonicn. — C. elegans n. sp. Tasmania. — C. inditisa o. sp. Neu- 

 seeland. 



Gen, Diachori s n.* Cells disjunct, each connected with siz 



