112 THE PROCEEDINGS OP THE LINNEAN SOCIETY 



periphery carinated, more distinctly in front on body whorl ; base 

 convex, with finer lines, interior reddish brown, aperture diagonal, 

 triangular, peristome white, thickened, shortly expanded, angular 

 above, roundly produced in front, rounded below, joining the 

 columellar, which is rather straight, having a callus deposit. 



Diam. Maj. 5h, min. 4J, alt. 4 lin. 



Hab. Yule Island, New Guinea, found under leaves on the 



ground. 



33. — Helicina Macleayi. 



Shell depressly globose, rather solid, somewhat rugosely striated, 

 having obsolete spiral ribs, intersected by minute decussating lines, 

 bright yellowish reddish or reddish brown, whorls 4|, slightly 

 convex, the last obscurely angled, suture deep, spire short, apex 

 papillose smooth, periphery slightly carinated, base with finer 

 strise, aperture diagonal, triangularly ovate, peristome white, 

 thickened and reflected, the columellar margin thickened with a 

 granulated deposit on the body whorl nearly extending up to the 

 right margin of the peristome ; operculum light brown, concave, 

 minutely granulated, inner edge very much thickened, outer thin. 



Diam. Maj. 2, min. If, alt. 1J to \\ lin. 



Hab. Barnard Islands, No. 3, North-East Australia, found 

 near the beach under dead leaves and broken coral. 



34. — Helicina Maino. 



Shell conoid, thin, shining, glossy, transparent, flesh colour, 

 having fine zig-zag white opaque lines with bright reddish streaks 

 spirally striated ; whorls 4|, flattened, the last equalling more 

 than half the whole length, suture moderately impressed, spire 

 conoid, apex pointed and granulated, periphery rounded, base 

 convex, more opaque than above, with thin granulated callus 

 between the margins, aperture oblique, somewhat triangular, 

 peristome granulated, slightly thickened and reflected, white, 

 roundly produced in front, triangular at the columellar which 

 is thickened, interior light reddish ; operculum yellowish brown, 

 concave in centre, surface granulated. 



Diam. Maj. 3, min. 2£, alt. 2| lin. 



Hab. Katow, New Guinea, only one specimen found. 



