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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 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