28 Messrs. J. C. Melvill and J. H. Ponsonby on 



form at all, as is the case in E. thelodonta and other allied 

 forms. 



We received the above from Mr. Robert Cairns, of Ashton- 

 under-Lyne. 



Ennea eximia *, sp. n. (PI. VIII. fig. 8.) 



E. testa obesa, cylindracea, apice obtusissimo, semipellucida, albida 

 vel pallide straminea ; anfractibus octo, ad suturas impressis, 

 paullum tumidulis, undique longitiidinaliter oblique pulcherrime 

 filo-striatis ; apertura lunari ; peristomate albido, nitido, incras- 

 sato, deiitibus vel plicis quatuorinstructo, plica parietal! intrante, 

 huic proximo parvo dente labiali, et, versus basin, altero dente 

 labiali, in uno spcciruine bifido, plica columellari interna, valde 

 intrante, planiuscula. 



Long. 9, lat. 4 mm. 



Hah. Between Delagoa Bay and Barberton, Transvaal. 



A large and conspicuous as well as remarkably beautiful 

 species. It is whitish or pale straw-coloured, cylindraceous, 

 stout, eight-whorled, the apex and apical whorls being exceed- 

 ingly obtuse, longitudinally uniformly most evenly filostriate ; 

 the aperture is lunar ; peristome white, thickened, with the 

 following teeth or plaits : — a parietal thin, deep-seated ; two 

 labial, one close to the parietal plait and very small, the other 

 larger, towards the basal region, and in one specimen bifid ; 

 the columellar plait is wholly internal, deep-seated, and 

 flattened. 



Two specimens. 



DORCASIA, Gray. 



§ TuLBAGHiNiA, subgsn. nov. 



Shell as in typical Dorcasia^ excepting in the possession of 

 three contiguous teeth, more or less well developed on the 

 inner base of the peristome, 



Dorcasia [TalbagMnia) isomer ioides^ sp. n. 

 (PI. VIII. tig. 10.) 



B. testa depresso-orbiculari, profunde umbilicata, umbilico infundi- 

 buliformi, solidiuscula, albida, epidermide olivaceo-brunnea con- 

 tecta, spira subconica, apice ipso planato ; anfractibus quinque, 

 ultimo rapide accrescente, undique longitudinaliter obliqui-striatis, 

 striis rudibus insequalibus ; apertura obliqua, ovata, intus 

 brunneo-cinerea ; peristomate nitido, albo, fere continuo, paullum 

 estus incrassato, reflexo, supra umbilicum dilatante, dentibus 

 tribus parvis contiguis basalibus praedito. 



Diam. max. 29|, min. 25 ; alt. 12 mm. 



Hah. Winterhock Mountains, Tulbagh district, 

 t ExijniuSj choice. 



