Classification Classification
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Phylum : Arthropoda
  Subphylum : Diantennata
   Classis : Crustacea
    Subclassis : Malacostraca
     Infraclassis : Eumalacostraca
      Superorder : Eucarida
       Order : Decapoda
        Suborder : Reptantia
         Infraorder : Brachyura
          Section : Brachyryncha
           Section : Anomura
            Superfamily : Paguroidea

Families
Click on the small crab to go to the families

Section : Brachyryncha (True Crabs)
   Superfamily : Gecarcinoidea

Go to this family Gecarcinidae
Genera : Cardisoma

   Superfamily : Grapsidoidea

Go to this family Grapsidae
Genera : Grapsus, Geograpsus, Metopograpsus, Pachygrapsus, Percnon.

Go to this family Sesarmidae
Genera : Neosarmatium, Percnon, Selatium, Sesarma, Varuna.

Go to this family Ocypodidae
Genera : Ocypode (Ghost Crabs), Uca (Fiddler Crabs), Macrophthalmus

   Superfamily : Portunoidea

Go to this family Portunidae (Swimming Crabs)
Genera : Charybdis, Portunus, Scylla, Thalamita

   Superfamily : Xanthoidea

Go to this family Menippididae
Genera : Eriphia, Ozius

Go to this family Pilumnidae
Genera : Eurycarcinus, Pilumnus

Go to this family Xanthidae
Genera : Epixanthus, Xantho, Zosimus

Section : Anomura
   Superfamily : Paguroidea (Hermit Crabs)

Go to this family Coenobitidae
Genera : Coenobita, Birgus(Coconut or Robber Crab)

Go to this family Diogenidae
Genera : Calcinus, Clibanarius, Dardanus, Trizopagurus

   Superfamily : ? (False Crabs)

Go to this family Porcellanidae
Genera : Porcellanus, Petrolisthes


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