OF NEW .SOUTH WALES. 153 



Hab. York Island, 16 fathoms; Darnley Island, Torres Straits, 

 20 fathoms, sandy mud bottom; Palm Island, North East Australia, 

 1 1 fathoms, bottom mud. 



The specimens from the Torres Straits Islands run small. One 

 specimen from Palm Island very large. 



12. — Drillia radula. 



Plewrotoma radula, Hinds. Proc. Zool Soc, 1843, p. 38. 

 „ ,, Reeve. Conch. Icon., pi. 25, sp. 223. 



Hab. Cape Grenville, North East Australia, 20 fathoms ; Darn- 

 ley Island, Torres Straits, 20 to 30 fathoms ; KatoAv, New Guinea, 

 4 to 7 fathoms. Also, Port Stephens, and Port Jackson (Brazier), 

 Straits of Malacca (Hinds). 



13. — Drillia Mastersi, n. sp. 



Shell ovate, solid, reddish brown, depressly flattened at the 

 upper part, whorls 8|, transversely sculptured, centre of upper 

 whorls tuberculated, spotted with white, the last longitudinally 

 rather obliquely ribbed ; at the angle they become more like prickly 

 nodules, below somewhat white ; suture minutely spirally striated, 

 lip simple, brownish in centre, having an obsolete white sinus 

 below ; upper sinus white, deep, and wide, with thick deposit of 

 callus on body whorl, and extending down in a thin plate to the 

 collumellar ; canal very short and wide. 



Length 5£, breadth 2 lines. 



Hab. Warrior Eeef (west side), near New Guinea ; 8 fathoms, 

 sandy mud bottom. Two specimens found (Brazier). 



14. — Drillia Spaldingi, n. sp. 



Shell acuminately turreted, white, whorls 10, somewhat flat- 

 tened, nodosely angulated at the upper part, suture smooth, 

 centre with obtuse nodules, longitudinally ribbed and cancellated 

 with regular raised stria? ; larger and plainer on the last whorl, 

 blotched with brown, canal short, outer lip thin, depressed behind, 

 somewhat like a channel, sinus rather deep and broad, lower small 



