Florent's Guide To The

Tropical Reefs

Four Ring Purse Crab
Leucosia anatum
Four Ring Purse Crab
Also known as: Pebble Crab
Category: Purse Crabs
Scientific Name: Leucosia anatum
Size: Up to 1 in. (2.5 cm)  
Distribution: Indo-West Pacific
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
        └Leucosioidea (Superfamily)
         └Leucosiidae (Family) Purse Crabs
          └Leucosia (Genus)
           └L. anatum (Species)
WoRMS ID: 209561🔗
iNaturalist ID: 469048🔗

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© 2026 Florent Charpin