Hypselodoris decorata (Risbec, 1928)

Mehrotra, Rahul, A. Caballer Gutierrez, Manuel, M. Scott, Chad, Arnold, Spencer, Monchanin, Coline, Viyakarn, Voranop & Chavanich, Suchana, 2021, An updated inventory of sea slugs from Koh Tao, Thailand, with notes on their ecology and a dramatic biodiversity increase for Thai waters, ZooKeys 1042, pp. 73-188 : 73

* Hypselodoris decorata (Risbec, 1928) Figure 10K

Material examined.

Two specimens 8-18 mm, CB.

Ecology.

Abundant among reef rubble, in particular under dead fungiid coral skeletons, in shallow coral reef areas. Rare in other habitats. Depth 2-12 m.

Distribution.

Widespread throughout the Indo-Pacific including Malaysia, Philippines, Indonesia, Papua New Guinea, New Caledonia, Vanuatu, and the Marshall Islands ( Epstein et al. 2018). Here representing a first record for the Gulf of Thailand. Hypselodoris decorata was recorded as Hypselodoris maculosa (Pease, 1871) from the Andaman coast by Chavanich et al. (2013).

Figures

Figure 10. A Goniobranchus aureopurpureus 45 mm B Goniobranchus fidelis 12 mm C Goniobranchus geometricus 15 mm (photograph by Kirsty Magson) D, E Goniobranchus sinensis different morphs, 34 mm (D) and 55 mm (E) F Goniobranchus tumuliferus 10 mm G Goniobranchus verrieri 10 mm (photograph by Khumron Waipaka) H Goniobranchus sp. 55 mm (photograph by Phannee Mccarthy) I Hypselodoris cerisae 4 mm J Hypselodoris confetti 24 mm (photograph by Pau Urgell Plaza) K Hypselodoris decorata 18 mm L Hypselodoris infucata 12 mm.