Phyllidiella nigra (van Hasselt, 1824) Figure 15C

Material examined.

One specimen 50 mm, AMN; one specimen 50 mm, TB.

Ecology.

Abundant in coral reef habitats. Depth 3-30 m.

Distribution.

Widespread in the Indo-Pacific including the Philippines, Australia, Papua New Guinea (Brunckhorst 1993), Myanmar (Sanpanich and Duangdee 2019), Malaysia, Vietnam, Indonesia, Japan, Palau, Guam (Gosliner et al. 2008), and known from both Andaman and Gulf waters of Thailand (Swennen et al. 2001; Chavanich et al. 2013).