Mexichromis trilineata (A. Adams & Reeve, 1850)

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

Mexichromis trilineata (A. Adams & Reeve, 1850) Figure 11J

Material examined.

Three specimens 5-8 mm, CB; two specimens 5 mm, TW.

Ecology.

Usually found immersed in prey sponge Dysidea sp. under rubble and dead fungiid coral skeletons in shallow coral reef habitats. Uncommon, though multiple individuals may be observed together. Depth 3-8 m.

Distribution.

Across the western Pacific including Indonesia ( Yonow 2001; 2017), the Philippines, Palau, Papua New Guinea, and Australia ( Gosliner et al. 2008). Recorded from the Gulf of Thailand ( Mehrotra and Scott 2016). Very variable in pattern.

Figures

Figure 11. A Hypselodoris cf. juniperae 6 mm B Hypselodoris cf. kanga 40 mm C Hypselodoris katherinae 15 mm D Hypselodoris cf. lacuna 10 mm E, F Hypselodoris cf. maritima 20 mm (E) and 25 mm (F) G Hypselodoris tryoni, right specimen 35 mm (photograph by Kirsty Magson) H Mexichromis mariei 15 mm (photograph by Pau Urgell Plaza) I Mexichromis multituberculata 30 mm (photograph by Pau Urgell Plaza) J Mexichromis trilineata 8 mm K Verconia cf. hongkongiensis 6 mm L Asteronotus cespitosus 120 mm (photograph by Emily Palmer).