Description
Author: Jan Delsing
Text ID: 107084
Text Type: 1
Page: 0
Created: 2021-03-09 16:40:26 - User Delsing Jan
Language: EN
Text function: [[t:1594690,textblock=107084,elang=EN;Description]]
Shell perforated, turreted, rather solid. Sculpture: The third whorl closely and finely axially striate, the following whorls obliquely striated with small plait-like striae. Colour brown, faintly marbled, or with a few yellowish streaks. Epidermis thin, slightly shining. Spire elongated, outlines but little convex, a little more than twice the height of the aperture. Protoconch slightly bulbose, of 2 smooth convex whorls. Whorls 7, a little convex, the last carinated ; base slightly convex, with a compressed riblet around the perforation. Suture superficial, margined with a thread-like edging. Aperture vertical, oval, angulated above. Peristome fuscous, double, the internal one continuous, slightly raised ; the external flatly spread out, narrowed at the penultimate whorl, but slightly reflexed. Perforation very narrow, open. Operculum typical. Diameter, 3,25 mm. ; height, 7 mm.
New Zealand: Drury and Taupiri, type (Hochstetter) ; Tarukenga; Ohaupo; Tuakau ; Maketu, Hunua Range ; Waitakeri Range (H. S.); Omaha ; Whangaroa (C. Cooper) ; Rawene, Hokianga.
Suter, H. 1913. Manual of the New Zealand Mollusca.