The Asellidae are a

family Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...

isopod Isopoda is an order of crustaceans that includes woodlice and their relatives. Isopods live in the sea, in fresh water, or on land. All have rigid, segmented exoskeletons, two pairs of antennae, seven pairs of jointed limbs on the thorax, an ...

crustacean Crustaceans (Crustacea, ) form a large, diverse arthropod taxon which includes such animals as decapods, seed shrimp, branchiopods, fish lice, krill, remipedes, isopods, barnacles, copepods, amphipods and mantis shrimp. The crustacean group ...

s, one of the largest families of

freshwater Fresh water or freshwater is any naturally occurring liquid or frozen water containing low concentrations of dissolved salts and other total dissolved solids. Although the term specifically excludes seawater and brackish water, it does include ...

isopods, living in both

epigean Epigeal, epigean, epigeic and epigeous are biological terms describing an organism's activity above the soil surface. In botany, a seed is described as showing epigeal germination when the cotyledons of the germinating seed expand, throw off the ...

and

hypogean Hypogeal, hypogean, hypogeic and hypogeous (; ) are biological terms describing an organism's activity below the soil surface. In botany, a seed is described as showing hypogeal germination when the cotyledons of the germinating seed remain n ...

habitats in

North America North America is a continent in the Northern Hemisphere and almost entirely within the Western Hemisphere. It is bordered to the north by the Arctic Ocean, to the east by the Atlantic Ocean, to the southeast by South America and the Car ...

and

Europe Europe is a large peninsula conventionally considered a continent in its own right because of its great physical size and the weight of its history and traditions. Europe is also considered a Continent#Subcontinents, subcontinent of Eurasia ...

. The family includes these

genera Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial nomenclat ...

: *''

Asellus ''Asellus'' is a genus of isopod crustaceans in the family Asellidae. Species Asellus is divided into three subgenera which contain the following species: Asellus Geoffroy, 1764 *'' Asellus alaskensis'' Bowman & Holmquist, 1975https://biostor ...

'' Geoffroy, 1762 *'' Baicalasellus'' Stammer, 1932 *'' Bragasellus'' Henry & Magniez, 1968 *'' Caecidotea'' Packard, 1871 *'' Calasellus'' Bowman, 1981 *'' Chthonasellus'' Argano & Messana, 1991 *'' Columbasellus'' Lewis, Martin & Wetzer, 2003 *'' Gallasellus'' *'' Lirceolus'' Bowman & Longley, 1976 *''

Lirceus ''Lirceus'' is a genus of Isopoda, isopod crustaceans in the family Asellidae that live in southern Canada and the eastern United States as far west as the Great Plains. Of the 15 species in the genus, two are listed as either endangered species ...

'' Rafinesque-Schmaltz, 1820 *'' Mancasellus'' Harger, 1876 *'' Nipponasellus'' Matsumoto, 1962 *'' Phreatoasellus'' Matsumoto, 1962 *'' Phreatosasellus'' Matsomoto, 1962 *'' Proasellus'' Dudich, 1925 *'' Psammasellus'' Braga, 1968 *'' Remasellus'' Bowman & Sket, 1985 *'' Salmasellus'' Bowman, 1975 *'' Sibirasellus'' Henry & Magniez, 1993 *'' Stygasellus'' Chappuis, 1943 *'' Synasellus'' Braga, 1944 *'' Uenasellus'' Matsumoto, 1962

References

External links

* Asellota Freshwater crustaceans Crustacean families {{isopod-stub