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Turbonilla vana (Laseron, 1951)

Description: Shell large,  very elongate and pointed, spire straight-sided, up to 13 whorls. Protoconch coiled (Type B), of about 2 whorls, set on teleoconch with axis inclined at about 110 to teleoconch axis. Teleoconch whorls slightly rounded, sculptured with about 20 strong axial folds, on last whorl terminating level with top of aperture; no spiral sculpture. Aperture length greater than width, columella without plaits. Shell opaque white.

Size: Up to 9 mm in length.

Distribution: Endemic to Australia: Yamba, NSW, southwards to Gabo Islands, Vic.

Habitat: Subtidal, 10-450 m. Uncommon.

Fig. 1: Off Sydney, NSW, 393 m (C.342984).


Copyright Des Beechey 2016