Mauritius Island, Gymnodoris ceylonica, at Récif des murènes, by Mathieu Bayon.
| Mathieu Bayon Locality : Récif des murènes at Grand Baie Length : 50-55 mm Depth : 13 m Date : 2005 Remarks : Found crawling on a sand substrate |
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It 's a photo of G. ceylonica, a voracious predator of other opistobranches Philibert Bidgrain |