258 THE PROCEEDINGS OF THE LINNEAN SOCIETY 



verse lines, below smooth, aperture small, somewhat squarely ovate, 

 columella straight, peristome thin, little produced in the centre. 



Length 2 lines, breadth |- line. 



Hab. Percy Island No. 2, North-East Australia, 18 fathoms, 

 bottom of broken coral, rough sand, and stones. 



45. — TURBONILLA, SP. 1 ? 



Hab. Katow, New Guinea, 8 fathoms, mud bottom. Specimens 

 very much seaworn and broken in the aperture. 



46. TURBONILLA, SP. 1 



Hab. Katow, New Guinea, 8 fathoms, mud bottom. One 

 specimen was found, too much sea- worn for identification. 



47. TURBONILLA, SP. 1 



Hab. Darnley Island, Torres Straits, 20 fathoms, sandy mud. 

 One sea-worn specimen found. 



48. TURBONILLA APLINI, N. SP. 



Shell acutely elongated, thick, shining, white, spirally encircled 

 with a pale yellowish broad band above the suture; longitudinally 

 rather broadly ribbed, ribs 17 on the last whorl, interstices smooth, 

 somewhat tabled at the suture, whorls 14-15 flattened, the last in 

 front below the periphery smooth, columella minutely twisted, 

 expanded below, aperture oblong ovate, outer lip nearly straight, 

 thin, acute. 



Length 3| lines, breadth f line. 



Hab. Katow, New Guinea, 8 fathoms, coral and mud bottom. 

 Three specimens were obtained, but not in good condition. 



49. — TURBONILLA CONFUSA, N. SP. 



Shell elongated, somewhat cylindrical, thin, white, spirally 

 encircled above the suture with a faint yellowish band (only seen 

 with the lens), longitudinally ribbed, ribs 20 on the last whorl, 

 narrow, rounded, interstices transversely latticed, whorls 9-11 flat- 

 tened, the last in front spirally striated, convex, columella straight, 



