1908.] 



Records of the I ndiaii Museum. 



199 



Altitude . . ..45 mm. 



Diam., major . . . . 2'25 ,. 



Aperture, alt. . . . . i ,, 



diam. .. -5 



Habitat — Off Port Blair, Andaman Islands, 7 — 10 

 fathoms. 



Rissoina warnejordicB, sp. nov. 



Shell small, fusiform, 5^ellowish white; whorls y^, rather convex, 

 the first two smooth, shining, the remainder transversely ribbed 

 and finely, spirally ridged, presenting a coarsely punctate appearance 

 between the ribs ; sutures impressed ; aperture obliquely ovate ; 

 peristome simple ; columella descending rather obliquely. 



Altitude . . . . 3'5 mm. 



Diam., major .. .. 1*25 ,, 



Habitat — Off Port Blair, Andaman Islands, 7 — 10 

 fathoms. 



Narica depressa, sp. nov. 



Shell depressed, white, solid ; whorls 3, sculptured with closely 

 set, oblique, arcuate costse, crossed by fine lirae, presenting a can- 

 cellate appearance ; umbilical area smooth ; umbilicus wide and 

 deep : aperture oval ; peristome continuous, simple, except in the 

 umbilical region where it is slightly reflexed. 



Altitude 



7-5 mm 



Diam., major . . . . 

 Aperture, alt. . . 

 ,, diam. 

 Habitat— Andaman Islands. 



17 



11-5 ,, 

 8 ,, 



EuUma balteata, sp. nov. 



Shell acuminately pyramidal, solid, slightly distorted by curved, 

 polished, greyish white, bearing a broad band of pure white above 

 the sutures and at the periphery of the bodj^-whorl ; whorls 15 ; 

 sutures scarce^ impressed ; aperture obliquely lunate ; a callosity 

 extending from the columella to the lip above. 



Altitude 



Diam., major . . 

 Aperture, alt. . . 



, , diam. 



Habitat — Andaman Islands 



6'75 mm. 

 175 >' 



Styloptygma andamanensis , sp. nov. 



Shell subulate, greyish white, painted with an indistinct whitish, 

 infra-sutural, spiral band, semi-transparent; whorls 10, marked 



