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Phylum Arthropoda > Subphylum Crustacea > Class Malacostraca > Order Decapoda > Brachyurans > Family Xanthidae
Saw-edged spooner crab
Etisus utilis

Family Xanthidae
updated Dec 2019
Where seen? This crab with distinctive saw-like teeth on the edge of its body is sometimes seen near reefs with lots of corals.

Features: Body width 4-6cm. Body somewhat circular with large teeth on the edges that resembles a saw. Pincers large with short spines and black tips. Red or reddish brown, sometimes with white patterns.

Pulau Semakau, Sep 05

Saw-edged spooner crabs on Singapore shores
On wildsingapore flickr

Other sightings on Singapore shores


Pulau Hantu, May 13
Photo shared by Loh Kok Sheng on flickr.

Pulau Hantu, Oct 14
Photo shared by Loh Kok Sheng on flickr.

Pulau Semakau, Sep 09
Photo shared by Loh Kok Sheng on flickr.


Pulau Semakau (East), Dec 20
Photo shared by Loh Kok Sheng on facebook.

Pulau Semakau East, Jul 15
Photo shared by Loh Kok Sheng on facebook.


Terumbu Bemban, Jun 17
Photo shared by Abel Yeo on facebook.

Terumbu Bemban, Jun 20
Photo shared by Loh Kok Sheng on facebook.


Terumbu Semakau, Jul 14
Photo shared by Marcus Ng on facebook.

Terumbu Raya, Aug 14
Photo shared by Jianlin Liu on facebook.

Terumbu Raya, Aug 14
Photo shared by Loh Kok Sheng on flickr.

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