General Description

Shells of this species are dark brown with an exterior sculpture of fine radial lines (striae) and distinctive outer coating (periostracum) of long, barbed, coarse hairs. Shell up to 6 cm across.

Biology

This species attaches to rocks by a group of threads called a byssus.

Distribution

South-eastern and eastern Australia.

Habitat

Attached to rock, from intertidal areas to depth of 15 m.

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