This species has been observed on Reunion, Mauritius and Madagascar Islands
Background body colour cream to grey with two median black to grey stripes joining posteriorly and anteriorly Marginal black band, with fade inner grey band The black pseudotentacles are pointed, ear-like with white tips |
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| Showing species characteristics... | Photo Philibert Bidgrain |
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See more about : Pseudobiceros cf gratus variability in Southwest Indian ocean
Remarks :
This species looks like Pseudobiceros gratus but there are some obvious differences :
- Background body with two median black stripes in Pseudobiceros cf gratus. Body with three or four wide black or grey longitudinal stripes in P. gratus
- Marginal band black, with fade inner grey band in P. cf gratus, and only a narrow black margin in P. gratus
Bibliographic data :
References :
Discover life : Pseudobiceros gratus
Marine flatworms of the world : Pseudobiceros gratus sp 1
Nudipixel : Pseudobiceros gratus
Publications :
Other photos of Pseudobiceros cf gratus :
Philibert Bidgrain Reunion, "Plage de la gendarmerie", Saint Pierre, less 1 m, 21 December 2009, size : 25 mm The head region showing the cerebral eyes spot (a) and the black pointed pseudotentacles, ear-like with white tips (b)  |
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Eva Fontaine Reunion, Trou d'eau lagoon, less 1 m, 5 December 2009, size : 30-35 mm In some specimens we can observed some opaque white dots (a) all over the body.
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Philibert Bidgrain Reunion, Etang salé on the rocky coast, less 1 m, 15 May 2006, size : 18 mm A small specimen with a brown-orange pale coloration on the pseudotentacles. |
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Marina Poddubetskaia Mauritius, "Gaetan Patchers", Pereybère, 14 m, 17 October 2002, size : 40 mm This specimen is one of the specimen use to illustrate the diversity of this species under the name of Pseudobiceros sp 15 by Leslie Newman in "Fabulous flatworms, a guide to marine polyclads" |
Philibert Bidgrain Reunion, Etang salé lagoon, less 1 m, 3 December 2009, size : 35-40 mm Marginal black band (a), with fade inner grey band (b) Body elongated oval, with a highly ruffled margin |
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Philibert Bidgrain Reunion, Etang salé lagoon, less 1 m, 3 December 2009, size : 35-40 mm Two photos of the same specimen... with a highly ruffled margin  |
Philibert Bidgrain Reunion, Trou d'eau lagoon, less 1 m, 3 December 2009, size : 6 mm A juvenile, 6 mm long |
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Christophe Cadet Reunion, L'ermitage lagoon, less 1 m, 27 December 2010, size : 25 mm A strange specimen with bifide (a) median black to grey stripes.
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Philippe Bourjon Réunion, Hermitage, less 1 m, 27 September 2014, size : 20 mm The underside is grey wwith a black marginal border  |
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More photos from Indian Ocean
See more about : Pseudobiceros cf gratus variability in Southwest Indian ocean
See more about : The flatworm and the sea urchin...
Reunion, Pseudobiceros cf gratus with deep cream coloration, at Saint Leu, by Eva Fontaine
Reunion, two Pseudobiceros cf gratus, at La Saline, by Thierry Mulochau
Reunion, Pseudobiceros cf gratus with deep black bands, at La Saline, by Christophe Cadet
Madagascar, Pseudobiceros cf gratus, at Nosy bé, by Alain-Benoît Rassat