Dorsal Elbow Crab
Scientific classification
Kingdom:Animalia
Phylum:Arthropoda
Subphylum:Crustacea
Class:Malacostraca
Order:Decapoda
Infraorder:Brachyura
Section:Eubrachyura
Subsection:Heterotremata
Superfamily:Parthenopoidea
Family:Parthenopidae
Genus:Cryptopodia
Species:C. dorsalis
via Flickr http://flic.kr/p/UXFSaW