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Phylum Echinodermata > Class Stelleroida > Subclass Asteroidea
Bordered sea star
Craspidaster hesperus
Family Astropectinidae
updated Mar 2020
Where seen? This beautiful sea star is sometimes seen on Beting Bronok.

Features: Diameter with arms about 10cm. A flat sea star with elegant tapered arms. The upper surface of the body is covered with special flat-topped, pillar-like structures called paxillae. The body edges are bordered with large, wide marginal plates. Its tube feet are pointed (not tipped with suckers). 'Craspedo' means border or edge. According to Lane, this sea star is seen from the Bay of Bengal to China and southern Japan.

Beting Bronok, Jul 08

Paxillae cover the upper body.

Underside.

Pointed tube feet.

Bordered sea stars on Singapore shores
On wildsingapore flickr

Other sightings on Singapore shores


Beting Bronok, Jun 16

Shared by Jianlin Liu on facebook.

Beting Bronok, Jun 17

Shared by Marcus Ng on facebook.

Beting Bronok, Jun 18

Shared by Loh Kok Sheng on facebook.


East Coast Park, Feb 09

Shared by Loh Kok Sheng on his blog.

Beting Bronok, Jul 14

Shared by Loh Kok Sheng on his blog.

Beting Bronok, Jun 16

Shared by Jianlin Liu on facebook.

Links

References

  • Lane, David J.W. and Didier Vandenspiegel. 2003. A Guide to Sea Stars and Other Echinoderms of Singapore. Singapore Science Centre. 187pp.
  • Didier VandenSpiegel et al. 1998. The Asteroid fauna (Echinodermata) of Singapore with a distribution table and illustrated identification to the species. The Raffles Bulletin of Zoology 1998 46(2): 431-470.
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