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Calliodentalium crocinum (Dall, 1907)

Description: Shape moderately to strongly curved, more so posteriorly. Weight solid. Aperture diameter up to 6.5 mm Apex usually with notch or pipe. Sculpture smooth, glossy, with irregular growth rings. Transverse sculpture absent. Aperture circular. Colour yellow to orange.

Size: Up to 66 mm in length.

Distribution: Global distribution: Japan, Philippine Island, New Caledonia, Australia. In Australia, known from all states except SA.

Habitat: Dredged in sand, silt, clay or ooze, from 27 to 1200 m (Lamprell & Healy, 1998). Moderately common.

Comparison: This is similar to Laevedentalium lubricatum, differing by being larger, yellow to orange in colour when fresh, and lacking the annular swellings seen in that species.

Fig. 1: Off North Solitary Island, NSW, in 3751 m (C.154131).


Copyright Des Beechey 2020