Aberratylus Bousfield & Kendall, 1994 (basis of record)
Acanthogammarus Stebbing, 1899 (basis of record)
Acanthohaustorius Bousfield, 1965 (extant flag source)
Acanthohaustorius Bousfield, 1965 (basis of record)
Acanthostepheia Boeck, 1871 (extant flag source)
Acanthostepheia Boeck, 1871 (basis of record)
Accubogammarus G. Karaman, 1974 (extant flag source)
Accubogammarus G. Karaman, 1974 (basis of record)
Actogidiella Stock, 1981 (basis of record)
Aequigidiella Botosaneanu & Stock, 1989 (basis of record)
Afridiella Karaman & Barnard, 1979 (basis of record)
Alexandrella Chevreux, 1911 (basis of record)
Alexandrella Chevreux, 1911 (extant flag source)
Amathillopsis Heller, 1875 (basis of record)
Amathillopsis Heller, 1875 (extant flag source)
Ampelisca Krøyer, 1842 (basis of record)
Ampelisca Krøyer, 1842 (extant flag source)
Ampelisciphotis Pirlot, 1938 (basis of record)
Ampelisciphotis Pirlot, 1938 (extant flag source)
Amphitholina Ruffo, 1953 (extant flag source)
Amphitholina Ruffo, 1953 (basis of record)
Anamixis Stebbing, 1897 (extant flag source)
Anamixis Stebbing, 1897 (basis of record)
Anatylus Bulycheva, 1955 (basis of record)
Anatylus Bulycheva, 1955 (extant flag source)
Anopogammarus Derzhavin, 1945 (basis of record)
Antillogidiella Stock, 1981 (basis of record)
Apohyale Bousfield & Hendrycks, 2002 (basis of record)
Argentinogidiella Koenemann & Holsinger, 1999 (basis of record)
Argissa Boeck, 1871 (extant flag source)
Argissa Boeck, 1871 (basis of record)
Argonogidiella (basis of record)
Artesia Holsinger in Holsinger & Longley, 1980 (basis of record)
Artesia Holsinger in Holsinger & Longley, 1980 (extant flag source)
Aspretus Kamaltynov, 2002 (basis of record)
Asprogammarus Bazikalova, 1975 (basis of record)
Astyra Boeck, 1871 (extant flag source)
Astyra Boeck, 1871 (basis of record)
Astyroides Birstein & Vinogradova, 1960 (basis of record)
Atylus Leach, 1815 (basis of record)
Atylus Leach, 1815 (extant flag source)
Audulla Chevreux, 1901 (basis of record)
Aurobogidiella Karaman, 1988 (basis of record)
Austroniphargus Monod, 1925 (basis of record)
Austroregia J.L. Barnard, 1989 (basis of record)
Bathygammarus Bazikalova, 1945 (basis of record)
Bathypanoploea Schellenberg, 1939 (basis of record)
Bermudaogidiella (basis of record)
Biancolina Della Valle, 1893 (basis of record)
Biancolina Della Valle, 1893 (extant flag source)
Boeckaxelia Schellenberg, 1940 (basis of record)
Bogidiella Hertzog, 1933 (extant flag source)
Bogidiella Hertzog, 1933 (basis of record)
Bogidomma Bradbury & Williams, 1996 (basis of record)
Bollegidia Ruffo, 1974 (basis of record)
Bollegidia Ruffo, 1974 (extant flag source)
Brachyuropus Stebbing, 1899 (basis of record)
Brandtia Spence Bate, 1862 (basis of record)
Byblis Boeck, 1871 (extant flag source)
Byblis Boeck, 1871 (basis of record)
Byblisoides K.H. Barnard, 1931 (basis of record)
Byblisoides K.H. Barnard, 1931 (extant flag source)
Cabogidiella Stock & Vonk, 1992 (basis of record)
Cacao Barnard, 1931 (extant flag source)
Cacao Barnard, 1931 (basis of record)
Canicus (basis of record)
Carangolia J.L. Barnard, 1961 (basis of record)
Carangolia J.L. Barnard, 1961 (extant flag source)
Carangoliopsis Ledoyer, 1970 (extant flag source)
Carangoliopsis Ledoyer, 1970 (basis of record)
Carinogammarus Stebbing, 1899 (basis of record)
Carinurella Sket, 1971 (basis of record)
Carinurella Sket, 1971 (extant flag source)
Carinurus Sowinsky, 1915 (basis of record)
Casco Shoemaker, 1930 (basis of record)
Casco Shoemaker, 1930 (extant flag source)
Caspicola Derzhavin, 1945 (basis of record)
Caspicola Derzhavin, 1945 (extant flag source)
Ceina Della Valle, 1893 (basis of record)
Ceina Della Valle, 1893 (extant flag source)
Ceradocus Costa, 1853 (extant flag source)
Cerapus Say, 1817 (extant flag source)
Ceratogammarus Sowinsky, 1915 (basis of record)
Cheirocratus Norman, 1867 (basis of record)
Cheirogammarus Sowinsky, 1915 (basis of record)
Chosroes Stebbing, 1888 (basis of record)
Colomastix Grube, 1861 (extant flag source)
Colomastix Grube, 1861 (basis of record)
Coniurus Sowinsky, 1915 (basis of record)
Cornugammarus Kamaltynov, 2002 (basis of record)
Corophium Latreille, 1806 (extant flag source)
Crangonyx Spence Bate, 1859 (basis of record)
Crangonyx Spence Bate, 1859 (extant flag source)
Crangoweckelia Stock, 1985 (basis of record)
Cressa Boeck, 1857 (basis of record)
Cressa Boeck, 1857 (extant flag source)
Cressina Stephensen, 1931 (extant flag source)
Cressina Stephensen, 1931 (basis of record)
Dedyuola Kamaltynov, 2002 (basis of record)
Diplacanthus Kamaltynov, 2002 (basis of record)