Jorunna rubescens  juvenile pattern ( Bergh, 1876 )

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This species has been observed on Reunion Island


Order : Nudibranchia
Suborder : Euctenidiacea
Superfamily : Doridoidea
Family : Discodorididae
Distribution : Philippines and now Reunion
Maximal size : 15 mm
Abundance : Seldom if ever on the reef flat zone

Species characteristics :

This species is light brown with longitudinal white lines along the length of the body.

The gill has opaque white frosting with dark tips

Shown here on its host sponge where it is remarkably cryptic

jorunna sp1
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Photo Christophe Cadet
Reunion, Etang salé, less 1 m, 28 Octobre 2009, size : less 10 mm


Remarks :

Considered as Jorunna rubescens juvenile in NSSI 2018 p 119 see (Jorunna rubescens adult pattern)

Bibliographic data :

References :

Publications :

Gosliner,T.M.; Behrens,D.W.; Valdés,A (2018) Indo-pacific nudibranchs and seaslugs A field guide to the World's most diverse fauna

Other photos of Jorunna rubescens juvenile pattern :

Christophe Cadet

Reunion, Etang salé, less 1 m, 28 Octobre 2009, size : less 10 mm

 

Shown here on its host sponge (a) where it is remarkably cryptic. Like Gosliner specimen, 2018

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