Version française...

This species has been observed on Reunion Island

Order : Runcinacea Superfamily :  Runcinoidea Family : Runcinidae Distribution : Mariana Islands, Indonesia and Reunion Island Maximal size : 3 mm Abundance : Species characteristics : White pigment with a serie of yellow spots over the notum Some specimens  have  black on the 'tail' and they also have a large black patch on the back.
	Showing species characteristics...	Photo Jean Pascal Quod Reunion,Pente externe de Grand Bois size : 2-3 mm

Bibliograpkhics data :

This species was reported by Hoff & Carlson to be quite variable in colour
    Found on shallow water reefs in association  with filamentous algae

References :

   Bill Rudman Sea Slug forum  Ilbia mariana

Publications :

Hoff, PJ. & Carlson, CH. (1990). A new Runcinacea from the Mariana Islands (Gastropoda: Opisthobranchia). Venus, Japanese Journal of Malacology, 48(4): 263-269

Other photos of Ilbia mariana :

Jean Pascal Quodt Reunion, Pente externe de Grand Bois size : 2-3 mm The same specimen under binocular .

If you have taken a photo of this species in South West Indian Ocean, please Contact us...