Boeckosimus affinis (Hansen, 1887) accepted as Onisimus affinis Hansen, 1887
Boeckosimus edwardsii (Krøyer, 1846) accepted as Onisimus edwardsii (Krøyer, 1846)
Boeckosimus normani (G.O. Sars, 1891) accepted as Onisimus normani G.O. Sars, 1891
Boeckosimus plautus (Krøyer, 1845) accepted as Onisimus plautus (Krøyer, 1845)
Lysianopsis alba Holmes, 1903
Paronesimus barentsi Stebbing, 1894 accepted as Onisimus barentsi (Stebbing, 1894)
Pseudalibrotus glacialis G.O. Sars, 1900 accepted as Onisimus glacialis (G.O. Sars, 1900)
Pseudalibrotus nanseni G.O. Sars, 1900 accepted as Onisimus nanseni (G.O. Sars, 1900)
Socarnes bidenticulatus (Spence Bate, 1858)
Socarnes vahlii (Krøyer, 1838)