TELLINID/. 143 
Probably the same as the last. 
S. incerta, Reeve, Conch. Ic.,. f 13; Deshayes, M.S.S. Shell 
oblong, transverse, broader posteriorly, thin, inequilateral, smooth, 
covered with a thin horny epidermis, obscurely two-rayed posteriorly, 
anterior side rounded, posterior obliquely truncated (Reeve.) 
New Zealand. (Strange.) 
S. nitens, Z7von, American Journal of Conchology, v. (1870,) p. 
171, p/. 16, 7, 9g. Shell ovately transverse, somewhat inequilateral, 
conversely flattened over the umboes, sides and ventral margin well 
rounded, thin, purple, with a very thin shining horn-coloured epidermis, 
purple within. 
Length, 1°98; height, ‘1 inch. 
New Zealand. (T. B. Wilson.) 
Like S. nétida, Gray, but more swollen, and not angled and acumi- 
nated posteriorly. (Tryon.) 
Genus, TELLINA—Linneus. 
Slightly inequivalve, compressed, rounded in front and slightly 
folded behind ; umbones sub-central ; teeth 3; laterals +, most distinct 
in the right valve ; pallial sinus very wide and deep; ligament external, 
prominent. 
T. alba, Quoy and Gaimard, Lc., ii., p. 500, pl. 81, f. 1-3 5 Keeve, 
Conch. Ic., f. 180. Oblong, very thin, pellucid, white, very finely con- 
centrically striated; anterior end rounded and obs letely plicated 
above ; posterior end produced, sub-angular, slightly folded; lateral 
teeth obsolete. ; 
Height, 1:4; length;.2-2. 
Auckland to Catlin River. 
The Natives call this shell ‘‘hohe-hohe.” It is not the same as 
T. albinella, Lam, which is found in Australia. I doubt whether it is 
the same as 7! a/ba, Chemnitz. 
T. deltoidalis, Zamark, vi., p. 206; Reeve, Conch. Le., f. 29; 7. 
lactea, Quoy and Gaimard, Lc., ii., p. 501, pl. 81, f. 14-16 (not of 
L.nneus.) Ovate, thinnish, white, very finely concentrically striated ; 
anterior end rounded ; posterior rather produced, sub-angular, strongly 
folded ; right valve with two cardinal teeth, the posterior bifid, and a 
small lateral tooth on each side ; left valve with one bifid cardinal tooth 
Height, 14; length, 1°75. 
Auckland to Stewart Island. 
T. disculus, Desh. P.Z.S., 1854, p. 360; Reeve, Conch. Ic., f- 306 ; 
T. sublenticularis, Sow., Conch. Ic, f. 255; Z: lactea, Gray, 1.¢., Vi., p. 
254. Sub-orbicular, rather thick, strongly concentrically striated ; an- 
terior end rounded ; posterior end shorter, very obtusely sub-angular, 
slightly folded; right valve with two slight cardinal and one strong 
lateral tooth on each side ; left with two cardinal teeth, and a notch on 
the hinge piate near the posterior end of the ligament ; vellowish-white ; 
U 
