Asellota
Encyclopedia
Asellota is a suborder of isopod
Isopoda
Isopods are an order of peracarid crustaceans, including familiar animals such as woodlice and pill bugs. The name Isopoda derives from the Greek roots and...

 crustacean
Crustacean
Crustaceans form a very large group of arthropods, usually treated as a subphylum, which includes such familiar animals as crabs, lobsters, crayfish, shrimp, krill and barnacles. The 50,000 described species range in size from Stygotantulus stocki at , to the Japanese spider crab with a leg span...

s found in marine
Marine (ocean)
Marine is an umbrella term. As an adjective it is usually applicable to things relating to the sea or ocean, such as marine biology, marine ecology and marine geology...

 and freshwater
Fresh Water
Fresh Water is the debut album by Australian rock and blues singer Alison McCallum, released in 1972. Rare for an Australian artist at the time, it came in a gatefold sleeve...

 environments. Roughly one quarter of all marine
Marine (ocean)
Marine is an umbrella term. As an adjective it is usually applicable to things relating to the sea or ocean, such as marine biology, marine ecology and marine geology...

 isopods belong to this suborder. Members of this suborder are readily distinguished from other isopods by their complex copulatory apparatus. Other characteristics include 6-joint antennal peduncle, the styliform uropods (a character shared with some other isopod groups), the fusion of pleonites 5, 4 and sometimes 3 to the pleotelson and absence of the first pleopod in females.

Classification

The suborder Asellota comprises the following families: Some classifications also include the Microcerberidea
Microcerberidea
Microcerberidea is a suborder of isopod crustaceans. They are less than long, and live interstitially. They may be found in the eastern Pacific Ocean, and around the coasts of South America, Africa, the Mediterranean Sea and India....

 within Asellota.
Janiroidea Sars, 1897
  • Acanthaspidiidae Menzies, 1962
  • Dendrotiidae Vanhöffen, 1914
  • Desmosomatidae Sars, 1899
  • Echinothambematidae Menzies, 1956
  • Haplomunnidae Wilson, 1976
  • Haploniscidae Hansen, 1916
  • Ischnomesidae Hansen, 1916
  • Janirellidae Menzies, 1956
  • Janiridae Sars, 1897
  • Joeropsididae Nordenstam, 1933
  • Katianiridae Svavarsson, 1987
  • Macrostylidae Hansen, 1916
  • Mesosignidae Schultz, 1969
  • Microparasellidae Karaman, 1933
  • Mictosomatidae Wolff, 1965
  • Munnidae Sars, 1897
  • Munnopsididae Sars, 1869
  • Nannoniscidae Hansen, 1916
  • Paramunnidae Vanhöffen, 1914
  • Pleurocopidae Fresi & Schiecke, 1972
  • Santiidae Wilson, 1987
  • Thambematidae Stebbing, 1913


Aselloidea Latreille, 1802
  • Asellidae
    Asellidae
    Asellidae is a family of isopod crustaceans. It is one of the largest families of freshwater isopods, living in both epigean and hypogean habitats in North America and Europe...

     Latreille, 1802
  • Stenasellidae Dudich, 1924

Stenetrioidea Hansen, 1905
  • Pseudojaniridae Wilson, 1986
  • Stenetriidae Hansen, 1905

Gnathostenetroidoidea Kussakin, 1967
  • Gnathostenetroididae Kussakin, 1967
  • Protojaniridae Fresi, Idato & Scipione, 1980
  • Vermectiadidae Just & Poore, 1992
The source of this article is wikipedia, the free encyclopedia.  The text of this article is licensed under the GFDL.
 
x
OK