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Turbonilla scalpidens (Watson, 1886)

Description: Shell large and moderately wide for genus, spire convex in outline, up to 13 teleoconch 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 wide, columella without plaits. Shell opaque white.

Size: Up to 9 mm in length.

Distribution: Endemic to Australia: Laurieton, NSW, southwards to Twofold Bay, NSW.

Habitat: Subtidal, 10300 m. Moderately common.

Synonymy: Turbonilla propingua Laseron, 1951 has previously been recorded as a probable synonym in the Australian Faunal Directory.

Fig. 1: Off Twofold Bay, NSW, 75 m (C.342964)

 

Copyright Des Beechey 2016