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Pulsellum eboracense (Watson, 1879)

Description: Shape moderately or well curved; glossy and translucent in fresh shells. Weight light. Aperture diameter 0.85 mm. Apex circular, 0.25 mm diameter. Sculpture no longitudinal sculpture. Transverse sculpture irregular growth lines. Aperture circular. Colour alternating translucent and opaque bands when fresh, becoming uniformly opaque white with age.

Size: Up to 9.8 mm in length.

Distribution: Global distribution unknown. In Australia, from northern Western Australia, around northern Australia, to central NSW.

Habitat: Dredged in mud and sand down to 321 m (Lamprell & Healy, 1998). Occasionally found in beach wash-up. Common.

Comparison: This is a small, simple species without sculpture or elaboration. Although banded when fresh, most specimens in collections are opaque white because they are dead and aged.

Fig. 1: Palm Beach, Cairns, Qld (C.172331).


Copyright Des Beechey 2020