Eusirus

Eusirus is a genus of amphipods belonging to the family Eusiridae. The genus has cosmopolitan distribution. Within the genus Eusirus sexual dimorphism is weak, therefore identifying the sex of non-adult individuals is difficult.

Species
The following species are recognised:


 * Eusirus abyssi Stephensen, 1944
 * Eusirus antarcticus Thomson, 1880
 * Eusirus bathybius Schellenberg, 1955
 * Eusirus biscayensis Bonnier, 1896
 * Eusirus bonnieri Othaitz & Sorbe, 2020
 * Eusirus bouvieri Chevreux, 1911
 * Eusirus bulbodigitus Jung, Kim, Soh & Yoon, 2016
 * Eusirus columbianus Bousfield & Hendrycks, 1995
 * Eusirus crosnieri Ledoyer, 1978
 * Eusirus cuspidatus Krøyer, 1845
 * Eusirus fragilis Birstein & M. Vinogradov, 1960
 * Eusirus giganteus Andres, Lörz & Brandt, 2002
 * Eusirus hirayamai Bousfield & Hendrycks, 1995
 * Eusirus holmii Hansen, 1887
 * Eusirus laevis Walker, 1903
 * Eusirus laticarpus Chevreux, 1906
 * Eusirus latirostris Ledoyer, 1982
 * Eusirus leptocarpus G.O. Sars, 1893
 * Eusirus liui Wang, Sha & Ren, 2021
 * Eusirus longipes Boeck, 1861
 * Eusirus meteorae Andres, 1996
 * Eusirus microps Walker, 1906
 * Eusirus minutus G.O. Sars, 1893
 * Eusirus nevandis J.L. Barnard, 1961
 * Eusirus parvus Pirlot, 1934
 * Eusirus perdentatus Chevreux, 1912
 * Eusirus pontomedon Verheye & d'Udekem d'Acoz, 2020
 * Eusirus propeperdentatus Andres, 1979
 * Eusirus propinqvus G.O. Sars, 1893
 * Eusirus tjalfiensis Stephensen, 1912
 * Eusirus tridentatus Bellan-Santini & Ledoyer, 1974