Florent's Guide To The

Tropical Pacific Reefs

Torulose Box Crab
Calappa torulosa
Torulose Box Crab
Also known as: Kwajalein Box Crab
Category: Box Crabs
Scientific Name: Calappa torulosa
Size: Up to 4 in. (10 cm)  
Depth: 10-180 ft. (3-55 m)
Distribution: Indo-Pacific
Arthropoda (Phylum)
└Crustacea (Subphylum)
 └Multicrustacea (Superclass)
  └Malacostraca (Class)
   └Eumalacostraca (Subclass)
    └Eucarida (Superorder)
     └Decapoda (Order)
      └Pleocyemata (Suborder)
       └Brachyura (Infraorder)
        └Calappoidea (Superfamily)
         └Calappidae (Family)
          └Calappa (Genus)
           └C. torulosa (Species)

Crustaceans
Box Crabs

Torulose Box Crab

Two Horn Box Crab

Giant Box Crab

Rough Box Crab



All Photographs
© 2026 Florent Charpin