Superregnum: Eukaryota
Cladus: Unikonta
Cladus: Opisthokonta
Cladus: Holozoa
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Protostomia
Cladus: Ecdysozoa
Cladus: Panarthropoda
Phylum: Arthropoda
Cladus: Pancrustacea
Superclassis: Multicrustacea
Classis: Malacostraca
Subclassis: Eumalacostraca
Superordo: Eucarida
Ordo: Decapoda
Subordo: Pleocyemata
Infraordo: Brachyura
Sectio: Eubrachyura
Subsectio: Thoracotremata
Superfamilia: Grapsoidea
Familia: Gecarcinidae
Genera: Gecarcoidea
Species: G. lalandii – G. natalis
Name
Gecarcoidea Milne-Edwards, 1837
References
Gecarcoidea is a genus of terrestrial crabs. The crabs live in forests but must come to the coast to breed. When it is dry in the summer the crabs are inactive, but when it is the wet season they are ready to migrate.
Two species are recognised:[1]
| Image | Name | Common name | Distribution |
|---|---|---|---|
 |
Gecarcoidea lalandii | Andaman Islands purple crab | the Indo-Pacific from the Andaman Islands and eastwards |
 |
Gecarcoidea natalis | Christmas Island red crab | Christmas Island and Cocos (Keeling) Islands |
References
Ng, Peter K. L.; Guinot, Danièle & Davie, Peter J. F. (2008-01-31). "Systema Brachyurorum: Part I. An annotated checklist of extant Brachyuran crabs of the world" (PDF). The Raffles Bulletin of Zoology. 17: 1–286. Archived (PDF) from the original on 2011-06-06 – via the Natural History Museum of Los
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