Thuridilla flavomaculata     Gosliner 1995

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This species has been observed on Reunion Island


Order : Sacoglossa
Superfamily : Plakobranchoidea
Family : Plakobranchidae
Distribution : Tropical Western Pacific and Reunion Island
Maximal size : 22 mm
Abundance : Seldom if ever on the reef flat zone


Species characteristics :

The animal is green with scaterred opaque white and yellow spots

The edge of the parapodia is cream colored

Rhinophores opaque white with black tips

Thuridilla flavomaculata
Showing species characteristics...

Photo Christophe Cadet
Reunion, "l'ermitage lagoon", less 1 m , 28 December 2010, size : 12 mm

See more about : Sightening and mating periods
   See more about : Thuridilla phylogeny by Gosliner 1995

Remarks :

Identification confirmed by Kathe Jensen
    Synonymous : (according Worms)
               - No other name

Bibliographic data :

The base of the rhinophores is opaque white with several longitudinal black lines extending along the outer third of the rhinophores. In fact white lines or spots superimposed on the black can give the impression of black lines in some specimens
    Found on shallow water reefs where it grazes on unspecified algae
    This species is the only species of Thuridilla with many scaterred yellow spots
    The epithet flavomaculata refers to the yellow spots that ornament the parapodia

References :

Bill Rudman Seaslug site : Sea Slug Forum : Thuridilla flavomaculata
    Nudipixel Thuridilla flavomaculata

Publications :

  Gosliner, T.M. (1995) The genus Thuridilla (Opisthobranchia: Elysiidae) from the tropical Indo-Pacific, with a revision of the phylogeny and systematics of the Elysiidae. Proceedings of the California Academy of Sciences, 49(1) : 1-54.
    Jensen, K.R. (2007). Biogeography of the Sacoglossa (Mollusca, Opisthobranchia). Bonner Zoologische Beiträge. 55: 255–281

Other photos of Thuridilla flavomaculata :


Christophe Cadet

Reunion, "l'ermitage lagoon", less 1 m , 28 December 2010, size : 12 mm

Head and rhinophores details...

The white lines or spots superimposed on the black can give the impression of black lines in the rhinophores of some specimens


 More photos from Indian Ocean

See more about : Thuridilla phylogeny by Gosliner 1995