Cream-coloured shell stained with brown and numerous fine radiating ribs crossed by very fine ridges. The lower margin is concave and the end margins covered by a narrow band of brown hairs. The species locally occurs in very high abundance in areas with strong current flow.
Habitat: Rocky Reef
IUCN Threat Status: Vulnerable
Occurrence: Infrequent (2% of sites)
Occurrence describes how often the species is found on surveys within its distribution.
It is calculated as the % of reef sites surveyed by RLS divers across all the ecoregions in which the species has been observed
Abundance: Few (2 per transect)
Abundance is calculated as the average number of individuals recorded per RLS transect, where present.
Edit by: GJ Edgar. 2008. Australian Marine Life. New Holland, Sydney