viTirAii.v. 93 



hand descendens. Apertura ina^na, ovata, supra acuminata, 

 intra subeffusa, faucibus ccerulescentibus; peristoma tenue, acutum, 

 margiuibus vix junctis, columellari vix dilatato. Operculum 

 magiium, tenue, corneum, extus eoncavuni, disco pedali hand 

 rugoso. 



Alt. 24, diam. raaj. 20 mm. 



Aperture: alh. 13, diaui. IL mm. • 



JIah. Salt Kauge (N. India). 



183. Vivipara shanensis, Theobald. 



Vioipara shanensis, Theobald, Catalogue, 187<), p. 17; Kobelt, in 

 Martini & Chemnitz, Conch. -Cab. 1909, p. 411, pi. 77, hgs. 4, o. 



Onginal description : — Testa exumbilicata, ovato-conica, solida, 

 crassa, oblique striata, in anFractibus inferis spiraliter et peculiarit^^r 

 costata, costis uodosis, uitida, viresceuti-fusca, subunicolor vel sub- 

 nigro trifasciata. Spira elata, apice acute, nigro ; sutura distincta, 

 inter anfractus inferos subirregularis, irapressa. Anfractus 7, 

 superi 3 lentissime accrescentes, laeves, conulum regularum form- 

 antes, superi subsealati, liris spiralibus rudibus tribus primuni 

 Isevibus, dein tuberculatis, sculpti ; ultimus postiee fere j altitudiuis 

 jequans, liris tuberculiferis vel seriebus tubereulorum obliquiis 

 4-5 majoribus nonnuUisque miiioribis cinctus, serie quarta peri- 

 pberica jieculiariter squamosa, aperturam versus supra subdeclivis, 

 subangulatus, ad angulum productus, vix deseendens. Apertura 

 irregulariter ovalis, supra acuminata, basi valde recedens, intus 

 concolor vel fasciata ; peristoma callo anguste nigro-mai-giuato 

 continuum, margine externo tenui, acuto, ad peripheriam sub- 

 angulato, margine columellari calloso ; dilatato, fusco, nigro- 

 marginato, processum semilunarem, umbilicum omnino occludeatem 

 emittente. 



Alt. 30, diam. maj. 24 mm. 



Aperture : alt. 18, diam. 14-lo mm. 



Hah. Shan States. 



Section Inioi'OiiA. 



Idiopoma, Pilsbrv, Proc. Acad. Nat. Sci. Philadelphia, liii, 1901, 

 p. 189. 



Type, V. (/.) henzadensis, Pilsbrv ; Burma. 

 Itange. C. Africa ; S.E. Asia. 



This section is based upon the characters of the operculum as 

 given in the following description of V. {!,) henzadensis, Pilsbrv. 



184. Vivipara (Idiopoma) henzadensis, Pilslrij. 



Vivipara {Idiopomn) henzadensis, I'ilsbi'v, Proe. Acad. Nat Sci 

 PhiUulelpliia, Hii, 1901, p. 188, pi. 5, tig. 1. 



Original di'scrqitwn : — Shell umbilicate, broadlv ovale-conic : 



