OF NEW SOUTH WALES. 109 



25. TORNATELLINA GrRENVILLEI. 



Shell imperforated, oblong, ovate, thin, glossy, transparent, light 

 horn colour, obliquely striated, decussated with minute silky lines ; 

 whorls 5, roundly convex, suture distinctly impressed, spire conoid, 

 apex obtuse, base convex, aperture somewhat diagonal, elongately 

 oval, peristome thin, simple, straight, margins regularly arched, 

 the columellar margin thickened with callus, twisted, reflected and 

 running spirally inwards, joining the thin white lunate-shaped 

 tooth placed in the body whorl. 



Length 1A, breadth f line. 



Hob. Home Islands, North East Australia ; Albany Island, 

 Cape York. 



26. ToRNATELLINA PETTERDI. 



Shell imperforate, oblong turretod, very thin, transparent, 

 shining, smooth, light yellowish horny, whorls 5, convex, last 

 equalling half the length, spire moderately elongated, obtuse at the 

 apex, aperture nearly vertical, ovate, small thin tooth placed in 

 the centre of the body whorl ; columellar thickened, twisted, the 

 edge entering spirally inwards leaving a deep groove above, peris- 

 tome thin, simple. 



Length 1^, breath 1 line. 



Ilab. Darnley Island, Torres Straits ; found on trees. 



27. — TORNATELLINA TERRESTRIS. 



Shell imperforated, overtly conical, thin, translucent, rather 

 smooth, obsoletely striated and spirally lined with silky striae ; 

 pale "horny, whorls 3|, roundly convex, the last large and globosely 

 inflated, suture impressed, spire short, obtuse at the apex, aper- 

 ture very slightly oblique, roundly ovate, small nearly obsolete 

 thin long tooth on the centre of the body whorl ; peristome thin, 

 acute, margins regular, the columellar rather thickened, straight, 

 with a thin long broad plate, sub-twisted and bent in the centre 

 entering spirally inwards, as seen from the inside, tine decussating 

 lines all through. 



Length 1J, breadth 1 line. 



Hob. Yule Island, New Guinea ; found on the ground under 

 leaves. 



