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Benthofascis biconica (Hedley, 1903)

Description: Shell moderately solid, whorls rounded, aperture more than half total shell length. Spire whorls with fine spiral ribs and grooves, 3-8 on penultimate whorl, with dense, axial growth lamellae in intervening grooves. Body whorl with fine spiral grooves centrally, and close spaced spiral threads on the base. Columella smooth, outer lip sinuous. Live specimens coloured salmon with white band at bottom of each spire whorl and two white bands on body whorl, dead shells usually bleached to off-white.

Size: Up to 42 mm in length.

Distribution: Endemic to Australia; Swain Reefs, Queensland, to Wilsons Promontory, Victoria.

Habitat: Known from 40-284 m. Uncommon.

Fig. 1: 12-15 miles NNE Cape Moreton, Queensland, 128-183 m (C.101223)

Fig. 2:  HOLOTYPE 2.5 - 3 miles offshore, Shoalhaven Bight, NSW, 35-37 m (C.016448)

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Copyright Des Beechey 2004