The shell size varies between 20 millimetres (0.79 in) and 45 millimetres (1.8 in). The shells of this species are yellow-mouthed and develop marginal lobate digitate processes. On the outer lip the teeth are singularly arranged. The radula has small and slender lateral teeth and a greatly modified rachidian radular tooth.
This species is distributed in the Eastern Indian Ocean along Madagascar in the Philippines  and in Eastern Polynesia. It prefers hard reef in the surf zone and reef areas of lagoons.
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