Hurron—7he Phocene Mollusca of New Zealand. 47 
TurricuLa MARGINATA, Hutton, Trans. N.Z. Inst. Vol. XVII. p. 315, pl. xvi. fig. 4. 
Shell ovato-conieal, the spire acute, longer than the body whorl. Whorls 
with about 14 longitudinal ribs, which become obsolete on the body whorl, 
crossed by fine spiral striz. Suture margined. Aperture narrow, contracted in 
front ; the columella with four plaits. Length 8mm. ; breadth 2mm. 
Locality.—W anganui. 
TorricuLa pLANATA, Hutton, Trans. N.Z. Inst. Vol. XVII. p. 315, pl. xvii. fig. 3. 
Shell ovato-fusiform, the spire acute, but not so long as the body whorl. 
Whorls flattened, distantly longitudinally ribbed and obscurely spirally striated. 
About 12 or 13 ribs on a whorl. Aperture narrow, the right lip not thickened; 
columella with four plaits. Length 14mm. ; breadth 6mm. 
Locality.—W anganui. 
Torricuta tincta, Hutton, Trans. N.Z. Inst. Vol. XVII. p. 326. 
Shell minute ovato-fusiform, smooth and shining. Whorls angled, those on 
the spire with numerous small longitudinal nodules, which gradually disappear on 
the body whorl. Suture covered. Body whorl spirally striated at the anterior 
end. Columella with four plaits, the anterior one very sminall. Length 5mm. 
Locality.— Petane. 
Genus TEREBRA. 
Key to the species. 
Longitudinal ribs 17 or 18 on a whorl = te Pe Leetvastas: 
11 to £5 He at EN LPIGOSLOLO: 
” ” ” 
Treresra TRIsTIs, Deshayes, Pro. Zool. Soc. 1859, p. 306; Tryon, ke Wik spl x: 
fig. 100. 
Locality.— Wanganui, Petane, Matapiro, Patea. 
Trresra costata, Hutton, Trans. N.Z. Inst. Vol. XVII. p. 315, pl. xvut. fig. 5. 
(Plate vi. fig. 20.) 
Shell smooth, polished, rather thick. Whorls 10-12, the first 24 embryonic; 
the others longitudinally ribbed, about 11-15 ribs on a whorl, suture well marked. 
No posterior band on the whorls. Aperture ovate, the columella twisted, 
produced into a short, nearly straight canal. No posterior sinus. Length 13mm.; 
breadth 4mm. 
Locality.—W anganui. 
