Phestilla melanobrachia Bergh, 1874 Figure 21B

Material examined.

Two specimens 15-30 mm, SI.

Ecology.

Exclusively on or in the immediate vicinity of its prey, the scleractinian corals Tubastraea spp., in coral reef habitats. Depth 6-32 m.

Distribution.

Widespread across the Indo-Pacific including Red Sea (Yonow 2000), Mozambique ( Tibiriçá et al. 2017), Chagos Islands (Yonow et al. 2002), Maldives (Yonow 1994), Myanmar (Sanpanich and Duangdee 2019), Hong Kong (Scott 1984), South Africa, Réunion Island, Malaysia, the Philippines, Indonesia, Japan, Papua New Guinea, Australia, Hawaii, and Mexico (Gosliner et al. 2008). Recorded from both Andaman and Gulf waters of Thailand (Chavanich et al. 2013).