Pseudoceros cf prudhoei    Newman & Cannon,1994

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This species has been observed on Reunion, Mayotte and Madagascar Islands

Order : Polycladida
Suborder : Cotylea
Superfamily : Pseudocerotoidea
Family : Pseudocerotidae
Distribution : Australia, Japon, Maldives, Micronesia, Philippines Hawai and Mayotte
Maximal size : 30 mm
Abundance :

Species characteristics :

Background body colour velety black

Marginal band ditinct with the inner band wide, grey-white and the outer band narrow, yellow.


Pseudoceros cf prudhoei
Showing species characteristics...

Photo Philibert Bidgrain
Mayotte, Mtsanga Guini, less 1 m, 31 Jully 2010, size : 15 mm

Remarks :

According Leslie Newman, it could be a colour variation of Pseudoceros prudhoei

Bibliographic data :

Easely confused with Pseudoceros prudhoei, Pseudoceros depiliktabub and Pseudobiceros flavocanthus but there are obvious differences :
               - But, marginal band with an inner band of sky blue and an outer band of yellow or cream in Pseudoceros prudhoei.
               - But, three marginal bands : inner band dark-green, middle band yellow-cream and rim bright orange in Pseudoceros depiliktabub
               - But, purple-blue maginal band becoming white and an outer band bright yellow in Pseudobiceros flavocanthus
   Habitat : Found on the reef crest under rubble

References :

Discover life : Pseudoceros prudhoei
   Nudipixel : Pseudoceros prudhoei

Publications :

Newman, L.J. & Cannon, L.R.G. (1994). Biodiversity of Australian polyclad flatworms. Memoirs of the Queensland Museum 36: 159163
    Newman, L.J. & Cannon, L.R.G. (1998). Pseudoceros (Platyhelminthes, Polycladida) from the Indo-Pacific with twelve new species from Australia and Papua New Guinea. The Raffles Bulletin of Zoology 46: 293323
    Newman, L.J. & Cannon, L.R.G. (2003). Marine Flatworms: the world of Polyclads. CSIRO Publishing : Melbourne 112

Other photos of Pseudoceros cf prudhoei :




Eva Fontaine

Mayotte, Mtsanga Jimaweni, less 1 m, 23 October 2008, size : 12 mm



Philibert Bidgrain

Mayotte, Mtsanga M'Titi Sada, less 1 m, 20 Jully 2010, size : 8-10 mm






Jean-Marie Gradot

Reunion, Etang Salé on the rocky coast, less 1 m, 29 November 2015, size : 5 mm



A very small specimen...

 More photos from Indian Ocean

Madagascar, Pseudoceros cf prudhoei, at Nosy bé, by Alain-Benoît Rassat