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worms > Phylum Platyhelminthes > Class Turbellaria > Order Polycladida
Scintillating flatworm
Pseudoceros scintillatus
Family Pseudocerotidae
updated Feb 2020

Where seen? More often seen by divers. On the intertidal, this tiny flatworm is sometimes seen on our shores.

Features: 1cm long. Body black with white ovals and blobs of various random sizes from large to smaller dots to tiny spots. The ovals have a brighter white outer edge. Body margin bright orange. Some of the smaller white ovals overlap on the orange margin. Has a pair of pseudotentacles made up of simple folds of the body edge.

Pulau Sekudu, Jun 18
Photo shared by Toh Chay Hoon on facebook.

Chek Jawa, Jul 18
Photo shared by Choo Yi Feng on facebook.

Pulau Jong, Apr 15
Photo shared by Marcus Ng on flickr.

With grateful thanks to Rene Ong for identifying this flatworm.


  • Rene S.L. Ong and Samantha J.W. Tong. 29 October 2018. A preliminary checklist and photographic catalogue of polyclad flatworms recorded from Singapore. Nature in Singapore 2018 11: 77–125
  • Newman, Leslie and Lester Cannon. 2003. Marine Flatworms: The World of Polyclads. CSIRO Publishing. 97pp.
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