30 SUBANTARCTIC ISLANDS OF NEW ZEALAND. [MollKSca. 



straight, with 4 prominent plaits, the upper 2 more transverse than the lower 2, 

 which are much closer together ; inner lip very narrow. 



Diameter, 1'7 mm. ; height, 3 mm. 



Type in the Canterbury Sluseum, Christchurch. 



Hab. — Ten miles north of Enderby Island, Auckland Islands, in 8.5 fathoms, 

 one specimen (E. R. Waite). 



Fam. TURRITIDAE, H. and A. Adams. 

 Genus Drillia, (Tray, 183S. 

 Distrihufinn. — Mostly in warm seas. 



Drillia verrucosa (Ruter), 1899. 



Surcula verrucosa, Suter, T.N.Z.I., xxxi, 1898 (1899), p. 70, pi. iii, fig. 1. DriUid 

 verrucosa, Suter, Journ. Malac, xii, p. 73. 

 Hah. — Near the Snares Islands, in 50 fathoms (Captain J. Bollons). 

 Also Stewart Island and Foveaux Strait. 



Drillia (Crassispira) laevis parva, n. sul)sp. 

 Pleurotoma laevis, Hutton, C.M.M., p. 12 ; Suter, P. Mai. S., viii, 1908, p. 185. 



Distinguished from the species by its much smaller size, the broader shoulder, 

 and the slender, short, oblicpxe costae, sometimes reduced to pointed tubercles on 

 the last whorl, their number being 12 to 14 on the last whorl. 



Diameter, 3-5 mm. ; height, 8 mm. 



Hah. — Near the Snares Islands, in 50 fathoms (Captain J. Bollons). 



The type, from Cuvier Island (37 fathoms), is in my collection. 



Genus Mitromorpha, A. Adams, 1865. 

 Distrihution. — Japan, Califoiiiia, Barbados, Porto Rico, and Australasia. 



Mitromorpha gemmata, Suter, 1908. 

 Mitromorpha (jemmata, Suter, P. Mai. S., viii, 1908, p. 186, pi. vii, fig. 18. 



Hab. — Near the Snares Islands, in 50 fathoms (Captain J. Bollons). 



Also twenty-four miles south-east of Long Point, in 120 fathoms ; south-east 

 of Cape Saunders, in 100 fathoms (E. R. Waite). 



Genus Bathytoma, Harris and Burrows, 1891. 

 Distribution.. — California, Philippines, East Africa, and Australasia. 



Bath3rtoma albula (Hutton), 1873. 



Pleurotoma albula, Hutton, C.M.M., p. 12 ; Plioc. M., p. 49, pi. vi, fig. 22. Pleuro- 

 toma antipodum, E. A. Smith, A.M.N.H. (4), xix, p. 491 : M.N.Z.M., p. 43. 

 Hab. — Near the Snares Islands, in 50 fathoms (Captain J. Bollons). 

 Throughout New Zealand, in about 5 to 25 fathoms ; not common. 



