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Limea australis (E.A. Smith, 1891)

Description: Shell very solid, inflated. Shape oval, anterior, posterior and ventral margins smoothly rounded, umbo central. Hinge line straight, with small equal-sized auricles at either end of hinge line, flat region above bisected by triangular ligament pit, with large symmetrical vertically ridged lobes below hinge line. Interior with porcelaneous white layer, exterior ribs showing through; margin wide, crenulate. Exterior with about 20 radial ribs bearing strong open-fronted scales or stout spines. Periostracum thin, fawn. Shell colour white.

Size: Up to 6 mm in height.

Distribution: Known from Newcastle, NSW, southwards to Ulladulla, NSW.

Habitat: Taken in 366 to 1097 m depth.

Fig. 1: North-east of Sydney, in 741 m (C.320208)


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