Platydoris sanguinea Bergh, 1905

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This species has been observed on Reunion and Mayotte Islands

Order : Nudibranchia
Suborder : Euctenidiacea
Superfamily : Doridoidea
Family : Discodorididae
Distribution : Western Pacific Ocean and Reunion
Maximal size : 40 mm
Abundance :

Species characteristics :

The body is flat and the mantle broad and stiff like all species of Platydoris

The mantle is a dark red, or reddish brown, with a few small white spots.

The gills are translucent white with brown pigmentation on the outer face.

The underside of the mantle is translucent white and the sides of the body are reddish brown.


Platydoris sanguinea
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Photo Sébastien Vasquez
Reunion, Etang Salé on the rocky coast, less 1 m,18 April 2015

Remarks :

Synonymous : (acording Worms)
          - No other name

Bibliographic data :

The gill pocket is raised and 6-lobed, one lobe for each of the six tripinate gills.

References :

Bill Rudman Seaslug site : Sea Slug Forum : Platydoris sanguinea
   Kwajalein Underwater from Marshall Islands Platydoris sanguinea
   Medslug Platydoris sanguinea

Publications :

Bergh, L. S. R. (1905)  Die Opisthobranchiata. Siboga Expeditie Report, 50: 248pp., Pls1-20
   Dorgan, K.M., Valdes, A.  and Gosliner, T.M. (2002) Phylogenetic systematics of the genus Platydoris (Mollusca, Nudibranchia, Doridoidea) with descriptions of six new species. Zoologica Scripta , 31: 271-319

Other photos of Platydoris sanguinea :


Remy Eudeline

Mayotte, Sakouli during the night, less 1 m, 30 November 207



On this small specimen, the underside of the notum and the sides of the body are orange (a) and not translucent white for the underside of the notum and brownish for the sides of the body.

Christophe Cadet

Reunion, Etang Salé on the rocky coast, less 1 m, 2 March 2011, size : 8-10mm

A juvenil form ...

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