Nudibranch of up to about 35 mm in length, but generally much less. The color varies from translucent to yellow. Small oral tentacles. It has numerous dorsal tubers or frontal, branched or arborescent the last. These form a line along the edge of the mantle, and there are usually other rows on the back and sides of the body. It presents rhinophores with 15 oblique laminae, 3 to 5 yellowish bipinnate gills, both with yellowish ends.