Florent's Guide To The

Tropical Reefs

Giant Box Crab
Calappa calappa
Giant Box Crab
Also known as: Smooth Box Crab
Category: Box Crabs
Scientific Name: Calappa calappa
Size: Up to 6 in. (15 cm)  
Depth: 6-150 ft. (2-45 m)
Distribution: Indo-Pacific, Hawaii
Arthropoda (Phylum) Arthropods
└Crustacea (Subphylum) Crustaceans
 └Multicrustacea (Superclass) Typical Crustaceans
  └Malacostraca (Class) Malacostracans
   └Eumalacostraca (Subclass) Decapods, Isopods, and Allies
    └Eucarida (Superorder)
     └Decapoda (Order) Decapods
      └Pleocyemata (Suborder)
       └Brachyura (Infraorder) True Crabs
        └Calappoidea (Superfamily)
         └Calappidae (Family) Box Crabs
          └Calappa (Genus)
           └C. calappa (Species)
WoRMS ID: 209498🔗
iNaturalist ID: 469703🔗

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© 2026 Florent Charpin