Discodoris aurilaDiscodoris aurila is a species of sea slug, a dorid nudibranch, shell-less marine gastropod mollusks in the family Discodorididae.DistributionThis species occurs on the Pacific Ocean coasts of Mexico, Panama and Costa Rica.DescriptionDiscodoris aurila is a flattened dorid which moulds itself to the surface it is resting on. It is light grey in colour with diffuse brown patches and irregular white markings. The gills and rhinophores have a pink tinge. The maximum recorded length is 50 mm.