202 MR. G. F. ANGAS ON AUSTRALIAN MOLLUSCA. [Feb. 14, 



Deep water, Port Jackson. This species appears identical with 

 S. luteutn, Lam., from the Mediterranean. The only difference is 

 that the spots on the sutural ridges are darker in the Australian 

 specimens. Height 3^ lines, breadth G lines. 



Suborder Toxifera. 

 Fam. Terebrid^. 



95. *Acus (Abretia) bicolor. 



Acus bicolor, Angas, P. Z, S. 1867, p. 111. 



A whitish species, with the whorls more or less longitudinally 

 ribbed, and the lower portion of the last whorl stained with violet 

 chestnut. Dredged in Port Jackson. Length 7^ lines. 



96. *Acus (Abretia) assimilis. 



Acus assimilis, Angas, P. Z. S. 1867, p. 11 !• 



In this species the whorls are more rounded, strongly ribbed, and 

 shaded with brown towards the sutures. The last whorl has a white 

 band, and is stained with dark brown below. Dredged in Port 

 Jackson. Length 6 lines. 



97. *ActJS (Euryta) trilineata. 



Euryta trilineata, A. Adams & Angas, P. Z. S. 1863, p. 418, 

 pi. 37. f. 13. 



An elegant fusiform shell, with the whorls longitudinally plicate 

 and encircled with two or three brown thread-like lines. Dredged 

 in deep water, near Port Jackson Heads. Length 7 lines. 



Fam. TuRRiTiD.E. 

 Subfam. TuRRiTiN^. 



98. *Bela mitralis. 



Beta mitralis, Ad. & Ang. P. Z. S. 1863, p. 420. 



A pale yellow elongated species, ornamented with a band of red 

 spots at the suture of the last whorl. Dredged in Port Jackson, 

 Length § lines. 



99. Drillia (Crassispira) oweni. 



Pleurotoma oioeni, Gray, MSS. ; Reeve, Conch. Icon. pi. 9. sp. 70. 



An elegant species, of a pale ash-colour, with the whorls plicately 

 nodulated at the upper part and the lower whorl beautifully nodu- 

 lously cancellated. Dredged in Port Jackson in deep water. Length 

 1 inch 3 lines. 



100. Drillia radula. 



Pleurotoma radula. Hinds, Moll. Voy. Sulphur, pi. 5. f. 9. 

 Deep water. Port Jackson. Length 1 inch. 



