Florent's Guide To The

Tropical Reefs

Blackpoint Sculling Crab
Cronius ruber
Blackpoint Sculling Crab
Category: Swimming Crabs
Scientific Name: Cronius ruber
Size: Up to 3.5 in. (9 cm)  
Depth: 3-200 ft. (1-60 m)
Distribution: Caribbean, Bahamas, Florida
Arthropoda (Phylum)
└Crustacea (Subphylum)
 └Malacostraca (Class)
  └Eumalacostraca (Subclass)
   └Decapoda (Order)
    └Pleocyemata (Suborder)
     └Brachyura (Infraorder)
      └Portunidae (Family)
       └Thalamitinae (Subfamily)
        └Cronius (Genus)

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© 2025 Florent Charpin