This species has been observed on Reunion, Mayotte and Madagascar Islands
Order : Polycladida
Suborder : Acotylea
Superfamily : Stylochoidea
Family : Callioplanidae
Distribution :
Indo west Pacifique
Maximal size : 80 mm
Abundance :
Species characteristics :
Background body colour brown, grey or black
Marginal bands wide, inner band orange, outer band white
Two prominent non-retractile head tentacle conspicious, orange with white
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Showing species characteristics... |
Photo Philibert Bidgrain
Reunion, Etang salé, on the rocky coast, less 1 m, 24 March 2010, size : 25 mm
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Remarks :
In some specimens, there is a orange marginal band on the ventral surface
Bibliographic data :
Colour pattern variable, for exemple, some specimens have a bicolor body coloration, grey with black only around the margin and on the median area
Habitat : Found under rubble and rocks on inshore reef crests
Ethymology : marginata = border refers to the distinctive marginal band
References :
Discover life : Callioplana marginata
Marine flatworms of the world : Callioplana marginata
Nudipixel : Callioplana marginata
Publications :
Faubel, A. (1983). The Polycladida, Turbellaria. Proposal and establishment of a new system. Part I. The Acotylea . Mitteilungen aus dem Hamburgischen zoologischen Museum und Institut 80: 17–121
Newman, L.J. & Cannon, L.R.G. (2003). Marine Flatworms: the world of Polyclads. CSIRO Publishing : Melbourne 112
Stimpson, W. (1857). Prodromus descriptionis animalium evertebratorum quae in expeditione ad oceanum, pacificum septentrionalem a Republic Federata missa, Johanne Rogers Duce observavit et descripsit. Pars. I. Turbellaria Dendrocoela . Proceedings of the Academy of Natural Sciences of Philadelphia 9: 19–31
Other photos of Callioplana marginata :
Philibert Bidgrain Reunion, Etang salé, on the rocky coast, less 1 m, 27 November 2006, size : 15 mm
In this specimen there isn't a orange marginal band on the ventral surface
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Eva Fontaine
Mayotte, mtsanga Sakouli, less 1 m, 18 October 2008
In this specimen there is :
- a brown body colour with a clear median stripe (b).
- a orange marginal band (a) on the ventral surface |
Christophe Cadet
Reunion, Trou d'eau lagoon, less 1 m, 27 September 2010, size : 8 mm
In this small specimen the head tentacle tips are white (a)
and the white marginal fringe virtually absent ( b)
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Philibert Bidgrain
Reunion, Trou d'eau, less 1 m, 19 January 2010, size : 30 mm
- NO white pigment (a) on the head tentacles
- NO orange (b) on the ventral surface
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Alain-Benoît Rassat
Madagascar, Sakatia, Nosy bé, 17 m, 7 Jully 2014, size : 30 mm
In this specimen the head tentacle tips are white
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More photos from Indian Ocean
Reunion, Callioplana marginata with white head tentacle tips, at Trou d'eau, by Philibert Bidgrain
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