Ischnochitonidae – Ischnochitoninae: Ischnochiton (Ischnochiton) versicolor (Sowerby II, 1839) (‘variably-coloured chiton’)

Synonym(s): versicolor Sowerby, 1840 milligani Iredale & May, 1916.
Typical shell-length 54 mm. Lives intertidally and subtidally under rocks and stones. Native. Endemic to southeastern Australia (NSW, TAS, VIC and SA).