Eusiridae Stebbing, 1888
Eusirus abyssi Stephensen, 1944
Eusirus affinis Haswell, 1885
Eusirus antarcticus Thomson, 1880
Eusirus bathybius Schellenberg, 1955
Eusirus biscayensis Bonnier, 1896
Eusirus bouvieri Chevreux, 1911
Eusirus columbianus Bousfield & Hendrycks, 1995
Eusirus crosnieri Ledoyer, 1978
Eusirus cuspidatus Krøyer, 1845
Eusirus dubius Haswell, 1879
Eusirus fragilis Birstein & M. Vinogradov, 1960
Eusirus giganteus Andres, Lörz & Brandt, 2002
Eusirus hirayamai Bousfield & Hendrycks, 1995
Eusirus holmi Hansen, 1887
Eusirus laevis Walker, 1903
Eusirus laticarpus Chevreux, 1906
Eusirus latirostris Ledoyer, 1983
Eusirus leptocarpus Sars, 1895
Eusirus longipes Boeck, 1861
Eusirus meteorae Andres, 1996
Eusirus microps Walker, 1906
Eusirus minutus Sars, 1895
Eusirus nevandis J.L. Barnard, 1961
Eusirus parvus Pirlot, 1934
Eusirus perdentatus Chevreux, 1912
Eusirus propeperdentatus Andres, 1979
Eusirus propinquus G. O. Sars, 1893
Eusirus tjalfiensis Stephensen, 1912
Eusirus tridentatus Bellan-Santini & Ledoyer, 1974
