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7555-1.jpg (169415 bytes)



Fissidentalium elizabethae Lamprell & Healy, 1998

Description: Shape large, slender, slowly tapering. Weight solid. Aperture diameter 5.4 mm. Apex diameter 1.1 mm. Sculpture 1416 ribs at apex, increasing to 4044 at aperture. Transverse sculpture weak growth lines. Aperture circular or slightly compressed. Colour white.

Size: Up to 82 mm in length.

Distribution: Global distribution unknown. Assumed to be endemic to Australia; only known from one locality, north of Newcastle, NSW.

Habitat: Dredged from 10401075 m (Lamprell & Healy, 1998). Rare.

Comparison: This is similar to Compressidentalium clathratum, but differs in its larger size and more ribs at the aperture.

Fig. 1: North of Newcastle, NSW, in 10401075 m (C.152019).


Copyright Des Beechey 2020