| Subfamily | Loxocaudinae
Schornikov, 2011
| 1
26 | Genus
Species |
| Subfamily | Loxoconchinae
Sars, 1926
| 2
482 | Genera
Species |
| Genus | Alataconcha
Whatley & Zhao, 1988
| 2 | Species |
| Genus | Antarctiloxoconcha
Hartmann, 1986
| 2 | Species |
| Genus | Argoconcha
Hu & Tao, 2008 ⇒ Loxoconcha
| 0 | Species |
| Genus | Australoloxoconcha
Hartmann, 1974
| 2 | Species |
| Genus | Bonnyannella
Athersuch, 1982
| 2 | Species |
| Genus | Bytholoxoconcha
Hartmann, 1974
| 1 | Species |
| Genus | Camptocythere
Triebel, 1950
| 7 | Species |
| Genus | Cythereomorpha
| 2 | Species |
| Genus | Cytheromorpha
Hirschmann, 1909
| 63 | Species |
| Genus | Elofsonia
Wagner, 1957
| 7 | Species |
| Genus | Glacioloxoconcha
Hartmann, 1990
| 3 | Species |
| Genus | Gouiecythere
Hu & Tao, 2008
| 6 | Species |
| Genus | Gramannicythere ♰
Grundel, 1975
| 2 | Species |
| Genus | Hanaiconcha
Hu & Tao, 2008 ⇒ Loxoconcha
| 0 | Species |
| Genus | Heinia
Bold, 1985
| 5 | Species |
| Genus | Hirschmannia
Elofson, 1941
| 7 | Species |
| Genus | Hollina ♰
Ulrich & Bassler, 1908
| 10 | Species |
| Genus | Kuiperiana ♰
Bassiouni, 1962
| 11 | Species |
| Genus | Leptoconcha ♰
Huang, 1975
| 0 | Species |
| Genus | Lindisfarnia
Horne & Kilenyi, 1981 ⇒ Palmoconcha
| 8 | Species |
| Genus | Lochmanoconcha
Hu & Tao, 2008 ⇒ Loxoconcha
| 0 | Species |
| Genus | Loxocanche ⇒ Loxoconcha
| 1 | Species |
| Genus | Loxocauda
Schornikov, 1969
| 8 | Species |
| Genus | Loxoconchidea
Bonaduce, Ciampo and Masoli, 1976
| 2 | Species |
| Genus | Loxocorniculum
Benson & Coleman, 1963
| 41 | Species |
| Genus | Loxoleberis
Sars, 1866
| 0 | Species |
| Genus | Luprisca
Siveter, Tanaka, Farrell, Martin, Siveter & Briggs, 2014
| 1 | Species |
| Genus | Mandelstamia
Lyubimova in Lyubimova & Khabarova, 1955
| 8 | Species |
| Genus | Microloxoconcha
| 14 | Species |
| Genus | Miia
Ishizaki, 1968
| 0 | Species |
| Genus | Myrena
Neale, 1967 ⇒ Loxoconcha
| 1 | Species |
| Genus | Nannocythere
Schafer, 1953
| 3 | Species |
| Genus | Nigeroloxoconcha ♰
Reyment, 1963
| 1 | Species |
| Genus | Nipponocythere
Ishizaki, 1971
| 16 | Species |
| Genus | Normania
Brady, 1866
| 0 | Species |
| Genus | Palmoconcha
Swain and Gilby, 1974
| 23 | Species |
| Genus | Paracytheromorpha
Maybury & Whatley, 1986
| 2 | Species |
| Genus | Polydontoconcha
Zhao & Whatley, 1991
| 1 | Species |
| Genus | Pseudoconcha
Witte, 1993
| 3 | Species |
| Genus | Pseudoloxoconcha
G.W. Müller, 1894
| 2 | Species |
| Genus | Pteroloxa ♰
Swain, 1963
| 3 | Species |
| Genus | Roundstonia
Neale, 1973
| 7 | Species |
| Genus | Saginatocythere ⇒ Sagmatocythere
| 1 | Species |
| Genus | Sagmatocythere ♰
Athersuch, 1976
| 32 | Species |
| Genus | Salixiconcha
Hu & Tao, 2008 ⇒ Loxoconcha
| 0 | Species |
| Genus | Sarmatina ♰
Stancheva, 1984
| 1 | Species |
| Genus | Takaiconcha
Hu & Tao, 2008 ⇒ Loxoconcha
| 0 | Species |
| Genus | Touroconcha ♰
Ishizaki & Gunther, 1976
| 6 | Species |
| Genus | Tuberoloxoconcha
Hartmann, 1973
| 4 | Species |
| Genus | Uroconcha ♰
Zhao & Whatley, 1989
| 1 | Species |
