262 MB. J. S. GAEDINEB ON THE PEBFOBATE [Apr. 5, 



18. Madbepoba C0NEATA Dana (134). 



Thera are four specimens of this species, three of which consist 

 of horizontally spreading plates with well-developed epitheca, while 

 the fourth is a much-contorted stem 4"5 cm. high. 



"Wakaya, Piji, and Funafuti ; outer reefs. 



19. Madbepoba feitticosa Brook (140). 

 Funafuti ; 6 fathoms. Fragments. 



20. Madbepoba gemmifeba Brook (146). 



A branch obtained off the chain of a buoy in Levuka Harbour, 

 Fiji, weighed 20 grams, a growth of not more than 22 months. 

 Levuka and Wakaya, Fiji ; 0-6 fathoms. 



21. ]\Iadbepoba seeiata Ehrenberg (156). 

 E/Otuma ; 3 fathoms. Fragments. 



22. Madbepoba b^odactyla Brook (168). 



There are two specimens of this species, the one closely 

 resembling the type aud the other the variety from Eodriguez, 

 mentioned in the Brit. Mus. Catalogue. 



Funafuti ; outer reef. Eotuma ; 3 fathoms. 



23. Madbepoba lobipes Brook (176). 



I have referred a small specimen to this species. Its surface is 

 very distinctly echinulato-striate, and its branches have in one place 

 anastomosed one with the other. 



Funafuti ; 6 fathoms. 



24. Madbepoba poltmobpha Brook (182). 

 Eotuma ; 3-6 fathoms. 



25. Madbepoba angulata Quelch (212). 



1 have referred a branch to this species, which verj^ closely 

 resembles the type. The radial corallites on some of the twigs are 

 situated very regularly in four rows. 



Funafuti ; 35 fathoms. 



II. Grenus Tuebinaeia. 



Turbinaria Oken, Lehrb. der Natur., Zool., 1815. 



There is a marked absence of this genus both at Funafuti and 

 Kotuma, only one colony haviug been fouud, while in Fiji three 

 species were obtained. 



1. TuBBiNABiA danae Bernard (3). 



There are two fragments of this species, which very closely 

 approach the types. The largest of the two specimens is a pro- 

 nounced inner fold, having on its edge very prominent corallites, 

 some being 6 mm. long with buds at their sides. 



Wakaya, Fiji ; lagoon, 1-2 fathoms. 



