Trochidae – Chrysostomatinae: Chlorodiloma odontis (W. Wood, 1828) (‘chequered top-shell’)

Synonym(s): odontis Wood, 1828.

Typical shell-length 20 mm. Patterning varies regionally, but pale marbling on a dark grey background is characteristic. Lives intertidally amongst rocks and seaweed. Native. Endemic to southeastern Australia (TAS, VIC and SA). In Tasmanian waters, this is a widespread and often common species, particularly towards the S.