''Exosphaeroma'' is a genus of marine

isopod Isopoda is an Order (biology), order of crustaceans. Members of this group are called isopods and include both Aquatic animal, aquatic species and Terrestrial animal, terrestrial species such as woodlice. All have rigid, segmented exoskeletons ...

of the

family Family (from ) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). It forms the basis for social order. Ideally, families offer predictabili ...

Sphaeromatidae Sphaeromatidae is a family of isopods, often encountered on rocky shores and in shelf waters in temperate zones. The family includes almost 100 genera and 619 known marine species (and about 65 in fresh water). Within these genera, there are gro ...

. This genus is found in shallow ocean waters worldwide. It is notable for being one of the few genera of sphaeromatid to be found in the southern reaches of the

Southern Ocean The Southern Ocean, also known as the Antarctic Ocean, comprises the southernmost waters of the world ocean, generally taken to be south of 60th parallel south, 60° S latitude and encircling Antarctica. With a size of , it is the seco ...

. The greatest diversity of ''Exosphaeroma'' occurs in the Southern Hemisphere.

Species

The following species are recognised in the genus ''Exosphaeroma'': *'' Exosphaeroma agmokara'' Bruce, 2003 *'' Exosphaeroma alii'' Baker, 1926 *'' Exosphaeroma alveola'' Bruce, 2003 *'' Exosphaeroma amplicauda'' (Stimpson, 1857) *'' Exosphaeroma antarctica'' Richardson, 1906 *'' Exosphaeroma antikraussi'' Barnard, 1940 *'' Exosphaeroma aphrodita'' Boone, 1923 *'' Exosphaeroma bicolor'' Baker, 1926 *'' Exosphaeroma brevitelson'' Barnard, 1914 *'' Exosphaeroma bruscai'' Espinosa-Pérez & Hendrickx, 2001 *'' Exosphaeroma chilensis'' Dana, 1853 *'' Exosphaeroma diminutum'' Menzies & Frankenberg, 1966 *'' Exosphaeroma echinensis'' Hurley & Jansen, 1977 *'' Exosphaeroma estuarium'' Barnard, 1951 *'' Exosphaeroma falcatum'' Tattersall, 1921 *'' Exosphaeroma gigas'' (Leach, 1818) *'' Exosphaeroma hylecoetes'' Barnard, 1940 *'' Exosphaeroma inornata'' Dow, 1958 *'' Exosphaeroma kraussi'' Tattersall, 1913 *'' Exosphaeroma laevis'' (Baker, 1910) *'' Exosphaeroma laeviusculum'' (Heller, 1868) *'' Exosphaeroma media'' George & Stromberg, 1968 *'' Exosphaeroma montis'' (Hurley & Jansen, 1977) *'' Exosphaeroma obtusum'' (Dana, 1853) *'' Exosphaeroma octoncum'' (Richardson, 1897) *'' Exosphaeroma pallidum'' Barnard, 1940 *'' Exosphaeroma parva'' Chilton, 1924 *'' Exosphaeroma paydenae'' Wall, Bruce & Wetzer, 2015 *'' Exosphaeroma pentcheffi'' Wall, Bruce & Wetzer, 2015 *'' Exosphaeroma planulum'' Hurley & Jansen, 1971 *'' Exosphaeroma planum'' Barnard, 1914 *'' Exosphaeroma porrectum'' Barnard, 1914 *'' Exosphaeroma rhomburum'' (Richardson, 1899) *'' Exosphaeroma russellhansoni'' Wall, Bruce & Wetzer, 2015 *'' Exosphaeroma serventii'' Baker, 1928 *'' Exosphaeroma studeri'' Vanhöffen, 1914 *'' Exosphaeroma truncatitelson'' Barnard, 1940 *'' Exosphaeroma varicolor'' Barnard, 1914 *'' Exosphaeroma waitemata'' Bruce, 2005

References

Sphaeromatidae Isopod genera Taxa named by Thomas Roscoe Rede Stebbing {{isopod-stub