Monocelididae Hofsten, 1907
Monocelis alboguttata Curini-Galletti, 1991
Monocelis anguilla Schmidt, 1857
Monocelis anta Marcus, 1954
Monocelis balanocephala (Bohmig, 1902)
Monocelis beata Curini-Galletti & Cannon, 1996
Monocelis caudatus Uljanin, 1870
Monocelis cincta Karling, 1966
Monocelis colpotriplicis Tajika, 1982
Monocelis corallicola Curini-Galletti & Cannon, 1996
Monocelis durhami Hyman, 1964
Monocelis excavata Diesing, 1862
Monocelis fasciata Graff, 1911
Monocelis fuhrmanni Midelburg, 1908
Monocelis fusca Örsted, 1843
Monocelis galapagoensis Ax & Ax, 1977
Monocelis gamblei Graff, 1913
Monocelis glaucus Diesing, 1862
Monocelis gracilis (Meixner, 1938)
Monocelis honorei Fügenschuh (Steinbock, 1932)
Monocelis hopkinsi Karling, 1966
Monocelis hyalina Beneden, 1861
Monocelis lacteus (Diesing, 1862)
Monocelis lata Francotte, 1882
Monocelis lineata (Müller, 1774) Ehrenberg, 1831
Monocelis longiceps (Duges, 1830)
Monocelis longistyla Martens & Curini-Galletti, 1987
Monocelis macrobulbus Curini-Galletti & Cannon, 1996
Monocelis mediterranea Curini-Galletti & Mura, 1998
Monocelis nexilis Curini-Galletti & Cannon, 1996
Monocelis nitida Riedl, 1959
Monocelis oculifera Ax & Ax, 1977
Monocelis pardus (Marcus, 1954)
Monocelis parvula Curini-Galletti & Mura, 1998
Monocelis parvulua Curini-Galletti & Mura, 1998
Monocelis pictocephala Martens & Curini-Galletti, 1989
Monocelis psilus (Marcus, 1954)
Monocelis rotulifer Miller & Faubel, 2003
Monocelis rupisrubrae Curini-Galletti & Cannon, 1996
Monocelis rutilans Ehrenberg, 1831
Monocelis spatulicauda (Girard, 1851)
Monocelis spectator Sopott-Ehlers & Ax, 1985
Monocelis subulatus Levinsen, 1879
Monocelis tabira Marcus, 1950
Monocelis tenella Karling, 1966
Monocelis viridirostris Sabussow, 1900
Monocelis viridorostris Sabussow, 1900
Monocelis welhelmii Graff, 1911
Monocelis wilhelmii Graff, 1911