''Euphausia'' is the largest

genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...

krill Krill ''(Euphausiids)'' (: krill) are small and exclusively marine crustaceans of the order (biology), order Euphausiacea, found in all of the world's oceans. The name "krill" comes from the Norwegian language, Norwegian word ', meaning "small ...

, and is placed in the family Euphausiidae. There are 31 species known in this genus, including

Antarctic krill Antarctic krill (''Euphausia superba'') is a species of krill found in the Antarctica, Antarctic waters of the Southern Ocean. It is a small, swimming crustacean that lives in large schools, called swarms, sometimes reaching densities of 10,000� ...

(''Euphausia superba'') and ice krill ('' Euphausia crystallorophias'') from 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 ...

, and North Pacific krill ('' Euphausia pacifica'') in the

Pacific Ocean The Pacific Ocean is the largest and deepest of Earth's five Borders of the oceans, oceanic divisions. It extends from the Arctic Ocean in the north to the Southern Ocean, or, depending on the definition, to Antarctica in the south, and is ...

Species

*'' Euphausia americana'' Hansen, 1911 *'' Euphausia brevis'' Hansen, 1905 *'' Euphausia crystallorophias'' Holt & Tattersall, 1906 *'' Euphausia diomedeae'' Ortmann, 1894 *'' Euphausia distinguenda'' Hansen, 1908 *'' Euphausia eximia'' Hansen, 1911 *'' Euphausia fallax'' Hansen, 1916 *'' Euphausia frigida'' Hansen, 1911 *'' Euphausia gibba'' G. O. Sars, 1883 *'' Euphausia gibboides'' Ortmann, 1893 *'' Euphausia hanseni'' Zimmer, 1915 *'' Euphausia hemigibba'' Hansen, 1910 *'' Euphausia krohnii'' (Brandt, 1851) *'' Euphausia lamelligera'' Hansen, 1911 *'' Euphausia longirostris'' Hansen, 1908 *'' Euphausia lucens'' Hansen, 1905 *'' Euphausia mucronata'' G. O. Sars, 1883 *'' Euphausia mutica'' Hansen, 1905 *'' Euphausia nana'' Brinton, 1962 *'' Euphausia pacifica'' Hansen, 1911 *'' Euphausia paragibba'' Hansen, 1910 *'' Euphausia pseudogibba'' Ortmann, 1893 *'' Euphausia recurva'' Hansen, 1905 *'' Euphausia sanzoi'' Torelli, 1934 *'' Euphausia sibogae'' Hansen, 1908 *'' Euphausia similis'' G. O. Sars, 1885 *'' Euphausia spinifera'' G. O. Sars, 1885 *'' Euphausia superba'' Dana, 1850 *'' Euphausia tenera'' Hansen, 1905 *'' Euphausia triacantha'' Holt & Tattersall, 1906 *'' Euphausia vallentini'' Stebbing, 1900 *'' Euphausia gracilis'' Dana, 1850 *'' Euphausia splendens'' Dana, 1850 *'' Euphausia pellucida'' Dana, 1850

References

External links

* Krill Crustacean genera Taxa named by James Dwight Dana {{Malacostraca-stub