136 Records of the Indian Museum. [Vol. Ill, 



Allied to G. inornata, Pfr., but easil}- distinguished from that 

 species by its much more slender form. 



9. Mangilia [Daphnella) angusticincta, sp. nov. 



Shell fusiform, yellowish white, encircled by a suprasutural, 

 thin, chocolate-coloured band which continues on the body-whorl 

 below the periphery ; whorls 6, strongly carinate above, sculptured 

 with transverse costae and fine spiral striae, the last whorl bearing 

 a somewhat coarse spiral liration towards the base ; sutures 

 scarcely impressed ; peristome varicosely thickened ; columella 

 straight above, excavated below where it is stained reddish brown ; 

 aperture elongate. 



Altitude . . . . 7-5 mm. 



Diam., major . . '3 



Aperture, alt. . . -"5 ,, 



diam. .. -5 ,, 



Habitat — Ceylon. 



Allied to D. bella, Pease ' ( = Mangilia interrupta, Rve,), from 

 which it differs in its narrower form, much more angled whorls 

 and single narrow, deep, chocolate band ; the costae in the present 

 species are also much stronger and the aperture is narrower ; 

 moreover, in D. bella the columella is not stained and is not so 

 much excavated at the base as in M. angusticincta. 



10 — II. Gorgina purpureo-cincta , sp. nov. 



Shell ovate, rather broad in proportion to its height, solid, 

 coarsely tuberculate, the tubercles arranged in spiral rows, and 

 sculptured throughout with spiral grooves and ridges, white, 

 encircled with an infrasutural band of purplish brown, the last 

 whorl painted with two other bands of the same colour 

 between the rows of tubercles ; whorls 5 ; sutures irregular, 

 lightly impressed ; peristome varicosely thickened, bearing five 

 small denticles on the lower portion ; columella almost straight 

 and tinged with pale mauve, bearing three small denticles near its 

 base, of which the middle one is the largest ; canal ver)^ short ; 

 aperture ovate ; interior of shell painted with two spiral bands of 

 purplish brown, the intervening spaces being discoloured with a 

 ver}^ pale shade of the same colour ; operculum horny, with a 

 central nucleus, purplish brown edged with a pale horn-coloured 

 rim. 



Altitude . . . . 8-5 mm. 



Diam., major .. 525 ,, 



Aperture, alt. . . 3 ,, 



,, diam. .. i ,. 



Habitat — Ceylon. 



1 Proc. Zool. Soc. London, i860, p. 147. 



