Discodoris coerulescens Bergh, 1888

(Figure 16 B–C)

Material examined. One specimen. ZMBN105166, VISP, 22 May 2015, 3m, 24mm.

Habitats. Tropical coral reef.

Occurrences. Vamizi Island.

Geographic distribution. Indo-west Pacific. Japan, Papua New Guinea, Philippines, Madagascar, Seychelles (Gosliner et al. 2008) and Mozambique.

Remarks. This species is similar to Tayuva lilacina (Gould, 1852) but differs externally by a thin white line running along the margin of the notum and a withish ventral surface without spots (Dayrat 2010).