Eulima.] GASTROPODA. 351 



Subgen. 2. LEIOSTRACA, H. and A. Adams, 1854. 



Leiostraca, H. & A. Ad., in Sowerby's Thes. Conch., ii, 15, 1854. Type : 

 Eulima subulata, Donovan. Subularia, Monterosato, 1884. 



Shell subulately turriculated ; whorls flattened, smooth, polished, 

 often ornamented with spiral coloured bands ; a succession of slight 

 varices on each side of the spire, not always apparent ; aperture 

 oblong, narrow, entire ; inner lip thickened, a little sinuous in the 

 middle ; outer lip sharp, flexuous. 



9. Eulima Murdoch!, Hedley, 1904. Plate 17, fig. 18. 



Leiostraca Murdoch! , Hedley, Rec. A.M., v, 1904, 97, f. 25 in text. 



Shell small, subcylindrical, with blunt ends, thin, translucent, 

 glossy. Sculpture none, and no varices are apparent. Colour pale 

 brown below, darkening to chocolate above ; on the last whorl is 

 a broad peripheral and a narrow subsutural colourless band, the 

 latter of which also reappears on the penultimate, and is overlined 

 by a chocolate thread ; the peristome and a patch on the centre of 

 the base are also chocolate ; the apex is colourless. Spire subcylin- 

 drical, twice the height of the aperture ; outlines straight. Protoconch 

 minute, broadly convex. Whorls 5, slightly tapering, the last exceed- 

 ing the rest ; base flattened, the umbilical region impressed, not per- 

 forate. Suture linear, false-margined below. Aperture oval, everted 

 anteriorly. Peristome a little thickened and expanded. Columella 

 slightly oblique, straight. Inner lip narrow, forming a thin callus 

 on the parietal wall. Operculum unknown. 



Diameter, 0-9 mm. ; height, 2-6 mm. 



Animal unknown. 



Type in the Australian Museum, Sydney. 



Hab. Foveaux Strait and Lyall Bay, type (A. Hamilton). 



Subgen. 3. MUCRONALIA, A. Adams, 1862. 



Mucronalia, A. Ad., A.M.N.H., ix, 1862, 295. Type : M. exilis, A. 

 Adams. 



Shell subulate, straight, often coloured, pupoidal, with mucronate 

 apex ; aperture oval-oblong. 



10. Eulima bulbula, Murdoch and Suter, 1906. Plate 17, fig. 19. 



Eulima (Mucronalia) bulbula, M. & S., T.N.Z.I., xxxviii, 1905 (1906), 298, 

 pi. 25, f. 43, 44. 



Shell small, subulate, white, smooth and polished. Sculpture 

 consists only of the mostly discontinuous slightly marked varices 

 on some of the whorls. Colour white, porcellanous. Spire long, 

 subulate, straight, about 3J times the height of the aperture ; out- 

 lines straight. Protoconch mucronate, the nucleus small, rounded, 



