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Phylum Arthropoda > Subphylum Crustacea > Class Malacostraca > Order Decapoda > Brachyurans > Family Xanthidae
Pilodius rock crab
Pilodius sp.

Family Xanthidae
updated Dec 12
Where seen? These tiny crabs are often seen under stones on rocky shores near reefs. Instead of rushing away, these crabs usually remain immobile when disturbed.

Features: Body width about 1cm. The pincers with spoon-shaped tips. Legs with pointed tips.

Sometimes confused with juveniles of other crabs of the Family Xanthidae.

St. John's Island, Oct 11

Pilodius rock crabs on Singapore shores

Photos of Pilodius rock crabs for free download from wildsingapore flickr

Distribution in Singapore on this wildsingapore flickr map



  • Davison, G.W. H. and P. K. L. Ng and Ho Hua Chew, 2008. The Singapore Red Data Book: Threatened plants and animals of Singapore. Nature Society (Singapore). 285 pp.
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