450 Mr. P. W. Bassett-Sinith on 



Genus MONTIPORA, Qaoy & Galmard. 



Montipora jjcipillosa, Lam., sp. 



1816. Agaricia pnpi/losa,hiim. Hist. Nat. des Anim. suns Vertebr. t. ii. 

 p. 243", 2nd ed. p. 882. 



A single large explanate frond, in which the polyps are 

 living only in patches. 



TizarJ Bank, depth 25 fath. 



Montipora foliosa, Pallas, sp. 



1766. Madrepor a foliosa, Pallas, Elench. Zooph. p. 333. 



Only a few small fragments of this form were obtained. 

 Macclesfield Bank, 20^ fath. 



Montipora prolifica, Brugg., MS. ? 

 Macclesfield Bank, 261 fath. 



Montipora lima?, Lam., sp. 



1816. Agaricia Ihna, Lam. Hist. Nat. des Anim. sans Vertebr. t. ii. 

 p. 243, 2nd ed. p. 382. 



Only a small fragment of a thin frond, doubtfully referred 

 to this species, 



Macclesfield Bank, 26^ fath. 



Montipora, sp. 



Large plate-shaped expansion, about 12 milHm. in thick- 

 ness, the under surface partly naked, partly with wrinkled 

 epitheca ; upper surface thickly covered with spinous papillae. 

 Calices in the interspaces between these are nearly 1 millim. 

 in width, with from six to nine septa. 



Tizard Bank, depth 8^ fath. 



Montipora Dance, Ed. & H. 

 Montipora Dance, Ed. & H. Monogr. des Poritides, p. 62. 

 Tizard Bank, ^ fath. 



Montipora, sp. 



Corallum very thin, explanate, not incrusting, about 1 to 

 1'5 millim. in thickness, very delicate porous upper surface. 

 Calices small, short, about 1 millim. in width, with .six septa. 

 Approaches M. lichen, Dana, sp,, but is much thinner and 



