Low, cream-coloured shell, which is generally eroded, with knobbed transverse ridges across the whorls. The species is patchily distributed but occurs gregariously in a large range of shallow habitats.
Information
Max Size: 2 cm
Sea Temperature Range: 12.0-22.7°C
Depth: 0-5m
Habitat: Rocky Reef, Seagrass, Soft sediment
Rarity
IUCN Threat Status: Not Evaluated
Occurrence: Infrequent (8% 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: Several (6 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
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