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This species has been observed on Reunion Island

Order : Nudibranchia Suborder : Dexiarchia Superfamily : Aeolidioidea Family : Aeolidiidae Distribution : Reunion and... Maximal size : 30 mm Abundance : Seldom on the sand substrate Species characteristics : Body brown to white The cerata are arranged in rows exept in the median anterior area. The longest near to the posterior end. Basically the cerata are whitish to brownish, some of them have yellow and black rings
	Showing species characteristics...	Photo Monika Bachel Reunion, 8-10 m, La Possession, 24 January 2010, size : 15 mm

See more about : Sightening and mating periods
   See more about : Cerberila sp1 variability in Southwest Indian ocean

Remarks :

Identification confirmed by Nathalie Yonow
    A species with hight variability, or different undescribed species...
    Specimens with partial decoloration look like Cerberilla sp3 in Gosliner (2008), the specimen with brown coloration look like Cerberilla sp 5 (Rudman)

Bibliographic data :

In some whitish specimen there is a yellow border an the anterior margin of the head.
    The oral tentacles and rhinophores are brown to translucent white
    The cerata coloration varying according to their position on the body and to the specimen.
    The dorsum is low and flattened in profile and the foot is exeptionally broad. The anterior foot corners are prominent, being enlarged into long sharply pointed tentacles
    The oral tentales are exeptionally large, tapering and the tip is pointed. The rhinophores which araised from a common base, are short slender and smooth.

References :

Bill Rudman Seaslug site : Sea Slug Forum : Cerberilla sp5

Publications :

Cerberilla sp 3 in : Gosliner,T.M.; Behrens,D.W.; Valdés,A (2008) Indo-pacific nudibranchs and seaslugs A field guide to the World's most diverse fauna

Other photos of Cerberilla sp1 :

Sully Bachel Reunion, La Possession, 7-9 m, 14 December 2009, size : 10 mm About ten specimens observed during this dive from 10 mm to 25-30 mm A specimen very whitish with a yellow border (a) an the anterior margin of the head.

Sully Bachel Reunion, La Possession, 8-10 m, 24 January 2010, size : 10 mm

Sully Bachel Reunion, La Possession, 8-10m, 1 August 2010, Twelve specimens observed during this dive from 15 mm to 25 mm

Sully Bachel Reunion, La Possession, 8-10 m, 6 March 2010,

Christophe Cadet Reunion, Etang salé on the rocky coast, less 1 m , 11 November 2010, size : 15 mm Crawling on a sandy substrate

See more about : Cerberila sp1 variability in Southwest Indian ocean

Reunion, Cerberilla sp1 brown and white, at La Possession, by Sully Bachel