A, B Trapania miltabrancha 25 mm (A) two specimens on Didemnum molle (B) C Dendrodoris coronata 30 mm (photograph by Kirsty Magson) D Dendrodoris krusensternii 45 mm E Dendrodoris elongata 29 mm F Dendrodoris fumata 55 mm G Dendrodoris nigra 16 mm H Dendrodoris tuberculosa 88 mm I Phyllidia coelestis specimens 25–35 mm J Phyllidia elegans 45 mm (photograph by Pau Urgell Plaza) K Phyllidia exquisita 30 mm L Phyllidia ocellata 60 mm.

  Part of: Mehrotra R, Caballer Gutiérrez MA, Scott CM, Arnold S, Monchanin C, Viyakarn V, Chavanich S (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: 73-188. https://doi.org/10.3897/zookeys.1042.64474