Deep. Sea Alcyonana from the Indian Ocean. 553 



Muricella bengalensis, sp. n. 



A mncli-branched almost bushy colony of a pinkish tint, 

 \\'\t\\ prominent verrucoj which usniUy arise on the lateral 

 faces alternately and at right angles ; the spicules of the 

 verrucie project at the bluntly conical apices and the colour- 

 less spicules of the tentacles are arranged longitudinally with 

 a basal collaret of transverse rows ; the spicules of the general 

 coenenchyma are straight or curved warty spindles, dark red, 

 light pink, or colourless. 



Locality. Bay of Bengal, 88 fath. 



Muricella sp. 



Another colony of a pink colour, with yellowish lateral 

 verrucae, has the branching confined to one plane; the dark 

 brown axis shines through the thin translucent coenenchyma. 



Locality. Bay of Bengal, 8S fath. 



Family GorgonidaB. 

 CalHstqiliantis Korenij Wright & Studcr. 



This form differs from that described by Wright and 

 Studer in not having the vcrrucse confined to the lateral 

 surfaces and in showing more profuse brauchiug. 



Locality. Andaman Sea, 238-290 fath. 



Family Gorgonellidae. 

 Scirpearella moniliforme, Wright & Studer. 



An unbranched fragment may be referred to this species, 

 with which it agrees as regards the shape of the spicules, 

 the low verrucie, the marked grooving of the axis, and so on. 

 It differs in having more than ten grooves on the axis, and 

 the measurements of the spicules are nearer Sc. yracdis, 

 Wright & Studer. 



Locality. Andamans, 270-4-5 fath. 



Scirpearella alba, sp. n. 



A long white colony differs from Sc. moniliforme in liaving 

 only two rows of verruca, in not having a dee[)ly grooved axis, 

 in the size of the polyps, and so on. The spicules are spiny 

 spindles, double clubs, and irregular stars. 



Locality. Bay of Bengal, 88 fath. 

 Ann. ib May. N. Hint. Ser. 7. Vol. xv. 37 



