Supriya Ghosh (Editor)

Majoidea

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Kingdom  Animalia
Infraorder  Brachyura
Subsection  Heterotremata
Phylum  Arthropoda
Rank  Superfamily
Subphylum  Crustacea
Section  Eubrachyura
Scientific name  Majoidea
Higher classification  Heterotremata
Order  Decapoda
Majoidea httpsuploadwikimediaorgwikipediacommonsthu
Lower classifications  Majidae, European spider crab, Snow crab, Stenorhynchus seticornis, Mithracidae

The Majoidea are a superfamily of crabs which includes the various spider crabs.

Taxonomy

It comprises five or six families:

  • Epialtidae
  • Hymenosomatidae – may not belong here
  • Inachidae
  • Inachoididae
  • Majidae
  • Oregoniidae

  • Majoidea Majoidea Wikispecies

    The families "Pisidae" and "Tychidae" are now treated as the subfamilies Pisinae and Tychinae of the family Epialtidae, and "Mithracidae" is now treated as the subfamily Mithracinae of the family Majidae.

    Classification according to WoRMS :

    Majoidea Majoidea Wikipedia
  • family Epialtidae MacLeay, 1838
  • family Hymenosomatidae MacLeay, 1838
  • family Inachidae MacLeay, 1838
  • family Inachoididae Dana, 1851
  • family Majidae Samouelle, 1819 – "true" spider crabs
  • family Mithracidae Balss, 1929
  • family Oregoniidae Garth, 1958
  • family Pisidae Dana, 1851
  • Notable species within the superfamily include:

    Majoidea Crab Database Crabs Superfamily Majoidea
  • Japanese spider crab (Macrocheira kaempferi), the largest living species of crab, found on the bottom of the Pacific Ocean.
  • Libinia emarginata, the portly spider crab, a species of crab found in estuarine habitats on the east coast of North America.
  • Hyas, a genus of spider crabs, including the great spider crab (Hyas araneus), found in the Atlantic and the North Sea.
  • Maja squinado, sometimes called the "European long leg crab or pie faced crab" because of the way its face is shaped.
  • Australian majid spider crab, found off Tasmania, are known to pile up on each other, the faster-moving crabs clambering over the smaller, slower ones.
  • There is one fossil family, Priscinachidae, represented by a single species, Priscinachus elongatus, from the Cenomanian of France.

    Majoidea Crab Database Crabs Superfamily Majoidea
    Majoidea Crab Database Crabs Superfamily Majoidea
    Majoidea

    References

    Majoidea Wikipedia


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