| This species can be found both in sandy and coral areas. They are often seen in pairs and can be observed tailing each other, which is a behaviour known best from this species. It is a distinctive nudibranch with a high-profile body with purple spots encircled in white patches dotting its cream coloured mantle. They can have several spots within the white areas at the edge of the mantle and foot. They have a thin blue line on the rhinophores and gills with yellow, pink or purplish toning. They are a common species, often seen head to tail crawling along in pairs across sand flats. Their body length is about 90 mm. | | Frequency of sightings: |
| COMMON | | Best time of year: |
| YEAR-ROUND | | Remarks: |
| 7- 25 m depth, length up to 10 cm. | | Divesites seen at: |
| Air Prang, Air Prang 2, Air Prang 3, Angels Window, Aw Shucks, Batu Angus, Batu Kapal, Batu Merah, Batu Sandar, California Dreaming, Critter Hunt, Dantes Wall, Goby A Crab, Hairball 1, Hairball 2, Hairball 3, Heynus, Jahir, Jahir 2, Jiko Yansi, Lembeh Resort House Reef, Madidir, Magic Crack, Magic Rock, Makawide, Makawide 2, Makawide 3, Mawali Wreck, Nudi Falls, Nudi Retreat, Pantai Jiko, Pantai Kecil, Pantai Parigi, Pintu Colada, Pintu Kota Besar (Seagrass), Pintu Kota Kecil, Police Pier, Police Pier 2, Pulau Abadi, Pulau Dua, Pulau Putus, Retak Larry (Larrys Crack), Serena West, Slow Poke, Tanjung Kubur, Tanjung kusu-kusu, Tanjung Tebal, TK 1, TK2, TK3 |
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