Oral tentacles with two purple bands. No white markings on head. Lateral body with purple and brown markings, no white vertical bars or spots. Cerata do not show white markings away from tip, although entire animal may be pale in animals lacking an active zooxanthellae symbiosis. Cerata relatively long in comparison to body length. Size up to 100 mm.
Radular formula ranges from 12–27 × 0.1.0
Each rachidian tooth with large median pointed cusp. Margin of rachidian tooth with relatively long denticles. Central rachidian tooth elongated, pointed, with deep gap between central tooth and innermost pair of denticles. Radular denticles generally only slightly arcuated towards central cusp.