Short-fingered monk crab

phylum	Arthropoda	Mictyris brevidactylus is a species of crab found in Japan, China (including the type location, Hong Kong), Taiwan, Singapore, and parts of Indonesia (Karakelong, Bawean and Ambon Island). The adults have a light-blue carapace and scarlet-jointed legs, while juveniles are yellowish-brown. M. brevidactylus is gregarious and burrows into the sand when disturbed, in a corkscrew motion. For more information, visit the Wikipedia entry. Get back to Mictyris
subphylum	Crustacea
class	Malacostraca
order	Decapoda
infraorder	Brachyura
family	Mictyridae
species	Mictyris brevidactylus

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  Kaiyodo cQ Crab encyclopedia Mictyris brevidactylus