Shells of this species are not fragile and are circular to quadrate in outline. Exterior cream colour, sometimes with radially-arranged brown markings. Interior white, sometimes with blotches of pink or orange in area below the rounded apex (umbo). Exterior sculpture of numerous scaled (lamellate) ridges separated by wide interspaces. Shell up to 4 cm across.
This species is preyed upon by sea snails (gastropod species in the family Naticidae and Muricidae), sea stars and fish.
Usually in sand or mud areas.
- DSE Advisory List : Not listed
- EPBC Act 1999 : Not listed
- IUCN Red List : Not listed