BELIX. 189 



Taurica, Kryn. tristis, Pfeiff. 



terrestris, Forsk. vulgaris, Ziegl. 



Tescorum, Bens. 



Sub-gen. galaxias, Beck. 



Shell umbilicate, sub-globose; whorls convex, the last ventri- 

 cose, descending at the aperture; aperture generally shining 

 within ; peristome thick, expanded, reflexed, rarely simple, ob- 

 tuse, the margins approximated, often joined by a callus, the 

 columella!* dilated, reflexed, somewhat covering the umbilicus. 



argillacea, Ferns. platychela, Pfeiff. 



globulus, Miill. pomum, Pfeiff. 



Kraussi, Pfeiff. semirugata, Bee},-. 



lucana, Miill. Tranquebarica, Fabr. 

 pelodes, Pfeiff. 



Sub-gen. caslena, Albers. 



Shell umbilicated, turbinately or globosely depressed ; spire 

 somewhat elevated, obtuse, last whorl anteriorly slightly deflexed, 

 often angulated, convex at the base, compressed near the um- 

 bilicus ; peristome thin, or rather thickened, expanded, the mar- 

 gins contiguous, the basal dilated, reflexed. 



asperella, Pfeiff. germana, Reeve. 



Batanica, Adams and Reeve. mercatoria, Gray. 



bipartita, Pfeiff. Merguiensis, Phil. 



caliginosa, Adams and Reeve. quesita, Desh. 



Cecillei, Pfeiff. Taranaki, Gray. 

 cicatrosa, Miill. 



VOL. ii. 



