196 CADULUS-GADILA. 



from that to the apex regularly tapering, apex with a minute pei> 

 foration entire. Length, 14 lines; diam. of base at shoulder, 1 ; be- 

 low, J line [28,2, 1 mill.] (Brazier}. 



Princess Charlotte Bay, northeast Australia, 13 fathoms, sandy 

 mud ; Cape Grenville, northeast Australia, 20 fathoms, mud ; York 

 Island, Torres Straits, IS fathoms, hard mud bottom; Darnley Is- 

 land, Torres Straits, 5, 15, 20, 30 fathoms (Chevert Exped.). 



Dentalium Iceve BRAZIER, Proc. Linn. Soc. N. S. Wales, ii, p. 50 

 (1877). Not D. Iceve Schlotheim. 



The lower part of this species resembles the spines of the sea- 

 urchins (Echinidse). The greater part of the specimens are en- 

 crusted over with a fine coating of coral-like substance (Braz.). 



Described as a Dentalium, the specific name being preoccupied. 

 It seems to be a Cadulus or a Ditrupa. We have not seen speci- 

 mens, but the last clause of Brazier's observations suggests the latter 

 genus. 



