20 PROCEEDINGS OF THE MALACOLOGICAL SOCIETY. 



reflexed ; aperture obliquely sub-circular. Alt. 6, diarn. maj. 9"5, 

 rain. 8-25 mm. Aperture : alt. 3, diani. 3 mm. 

 ^rt^.— Naga Hills. 



tEgista congener, n.sp. 



Shell differing from Helix {^gista) mitanensis, Godwin-Austen/ in 

 its broader and less elevated form, less angled periphery, and much 

 wider umbilicus. Alt. (of type-specimen) 7, diani. maj. 12, rain. 

 10 mm. Aperture : alt. 4-25, diam. 3'5 mm. 



J?«i.—Naga Hills. 



The specimens of this shell which I have before me vary con- 

 siderably in diameter. 



ViVIPARA NAGAENSIS, n.Sp. 



Shell globosely turbinate, rimate, dark olive ; whorls 5, regularly 

 increasing, convex, painted with narrow, transverse stripes of reddish- 

 brown, sculptured with fine, spiral and wavy, transverse striae, suture 

 well impressed ; umbilicus reduced to a mere chink ; labrum very 



slightly reflexed, black, the margins joined by a light blackish callus ; 

 columella descending in a slight curve; interior of shell bluish; 

 operculum thin, laminiferous, with excentric, depressed nucleus. 

 Alt. 28, diam. maj. 22, min. 20mm. Aperture: alt. 15-5, diam. 

 1 1 mm. 



i/a^.— Naga Hills. 



Ctclophorus austenianus, n.sp. 



Shell acutely turbinate, somewhat thin, strongly carinate at the 

 periphery, pale reddish-brown, painted on the upper whorls with 



^ Ann. Mag. Nat. Hist., London (6), vol. iii, p. 108, 1889. 



