HELIX. 35 



H. MELBOURNENSTS, Cox. PI. 7, figs. 97-99. 



Shell subumbilicated, regular^ lightl} r striate, converging 

 towards the umbilicus ; fuscous, paler below, suture impressed ; 

 whorls 4J, rounded ; aperture Innately rounded, margins of 

 peristome converging, columellar lip widely reflected. 



Diam. 5 mill. 



Melbourne, Victoria, Australia. 



H. VORTICELLA, H. Adams. PI. 7, figs. 100, 1. 



Openly perspectively umbilicated, thin, obliquely very closely 

 costulate-striate. fulvous, suture distinct ; whorls 4-J, convex, the 

 last not descending, subdepressed above ; margins of aperture 

 approaching, right margin subsinuated. Diam. 2'25 mill. 



Mauritius. 

 H. TEXTRIX, Pfr. PI. 7, figs. 2-4. 



Conically umbilicated, thin, striulate and rather distantly 

 arcuately plicate, diaphanous, scarcely shining, light corneous, 

 with angular chestnut lines ; whorls 5, a little flattened, the last 

 depressed, periphery subangulate, not descending anteriorly, 

 base more convex. Diam. 8 mill. 



Lord Howe's Island, New Hebrides. 



H. AULOCOSPIRA, Pfr. PI. 7, fig. 86. 



Widely umbilicated, thin, irregularly lightly malleate, regu- 

 larly sulcated by impressed concentric lines, yellowish corneous ; 

 whorls 4-|, depressed, rapidly increasing, the last not descending. 



Diam. 12 mill. 



New Hebrides. 



Not a member' of this group. 



H. CONFINIS, Gassies. PI. 7, figs. 7, 8. 



Umbilicus moderate, shell obliquely lamelliformly striate, fer- 

 ruginous chestnut-color, suture impressed ; whorls 4, gradately 

 enlarging, the last subdilated, base scarcely convex. 



Diam. 2 mill. 



New Caledonia. 

 H. SUBTERSA, Gassies. PL 7, figs. 5, 6. 



Rather narrowly, deeply umbilicated, lamelliformly striated, 

 brownish, suture impressed ; whorls 4J, the last descending. 

 Diam. 2 mill. 



Noumea, Lifou, New Caledonia. 



