Raninoida

Raninoida

Lyreidus tridentatus
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Subphylum:	Crustacea
Class:	Malacostraca
Order:	Decapoda
Infraorder:	Brachyura
Section:	Raninoida De Haan, 1839 ^[1]
Superfamily:	Raninoidea De Haan, 1839
Families
Camarocarcinidae † Cenomanocarcinidae † Raninidae

Raninoida is a taxonomic section of the crabs, containing a single superfamily, Raninoidea. This group of crabs is unlike most, with the abdomen not being folded under the thorax. It comprises 46 extant species, and nearly 200 species known only from fossils.^[1]

References

1 2 Sammy De Grave, N. Dean Pentcheff, Shane T. Ahyong; et al. (2009). "A classification of living and fossil genera of decapod crustaceans" (PDF). Raffles Bulletin of Zoology. Suppl. 21: 1–109.

Superfamilies of Infraclass Brachyura (true crabs)

Kingdom Animalia
Phylum Arthropoda
Class Malacostraca
Order Decapoda
Suborder Pleocyemata

Dromiacea

Raninoida

Raninoidea

Cyclodorippoida

Cyclodorippoidea

Eubrachyura

Heterotremata	Aethroidea Bellioidea Bythograeoidea Calappoidea Cancroidea Carpilioidea Cheiragonoidea Componocancroidea† Corystoidea Dairoidea Dorippoidea Eriphioidea Gecarcinucoidea Goneplacoidea Hexapodoidea Leucosioidea Majoidea Orithyioidea Palicoidea Parthenopoidea Pilumnoidea Portunoidea Potamoidea Pseudothelphusoidea Pseudozioidea Retroplumoidea Trapezioidea Trichodactyloidea Xanthoidea

Thoracotremata	Cryptochiroidea Grapsoidea Ocypodoidea Pinnotheroidea

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