Euphausia

The genus Euphausia is the largest genus of krill within the family Euphausiidae.

Taxonomy
There are 31 species known in this genus.
 * Euphausia americana Hansen, 1911
 * Euphausia brevis Hansen, 1905
 * Euphausia crystallorophias Holt and W. M. Tattersall, 1906 – common name Ice krill; Southern Ocean
 * 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), formerly named E. pellucida. The name E. krohnii is in reference to August David Krohn (1804 – 1891), a Russian embryologist and anatomist.
 * 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 – Pacific Ocean; Sea of Japan
 * Euphausia pacifica Hansen, 1911 – common name Pacific krill; Pacific Ocean
 * 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, 1852 – common name Antarctic krill; Southern Ocean
 * Euphausia tenera Hansen, 1905
 * Euphausia triacantha Holt and Tattersall, 1906
 * Euphausia vallentini Stebbing, 1900