Indo-West Pacific, from the Red Sea and East Africa to Japan, Hawaii and Midway; type locality New Caledonia.
Description
A small white chromodorid with red and yellow mantle borders, widespread across the Indo-Pacific. It belongs to a group of similar-looking white Goniobranchus with red and yellow edges.
White mantle bordered by a thin red outer line and an orange-yellow inner line; some individuals are almost entirely white. Rhinophore clubs are translucent red with white-edged lamellae; the gill is translucent white to reddish with opaque white edging. Foot white.
Similar species
Goniobranchus preciosus has an additional pale blue to white outermost line and broader bands; G. albonares has only an orange band and white rhinophores.