After Parker, 1982, with some families from Martin & Davis, 2001

<==o Gammaridea (katkamaiset katkat)
   |?- Aristiidae Lowry & Stoddart, 1997 [from Martin & Davis, 2001]
   |?- Bolttsiidae Barnard & Karaman, 1987 [from Martin & Davis, 2001]
   |?- Cardenioidae Barnard & Karaman, 1987 [from Martin & Davis, 2001]
   |?- Cheidae Thurston, 1982 [from Martin & Davis, 2001]
   |?- Clarenciidae Barnard & Karaman, 1987 [from Martin & Davis, 2001]
   |?- Condukiidae Barnard & Drummond, 1982 [from Martin & Davis, 2001]
   |?- Cyphocarididae Lowry & Stoddart, 1997 [from Martin & Davis, 2001]
   |?- Cyproideidea Barnard, 1974 [from Martin & Davis, 2001]
   |?- Didymocheliidae Bellan-Santini & Ledoyer, 1986 [from Martin & Davis, 2001]
   |?- Dikwidae Coleman & Barnard, 1991 [from Martin & Davis, 2001]
   |?- Dulichiidae Dana, 1849 [from Martin & Davis, 2001]
   |?- Endevouridae Lowry & Stoddart, 1997 [from Martin & Davis, 2001]
   |?- Epimeriidae Boeck, 1871 [from Martin & Davis, 2001]
   |?- Exoedicerotidae Barnard & Drummond, 1982 [from Martin & Davis, 2001]
   |?- Gammaracanthidae Bousfield, 1977 [from Martin & Davis, 2001]
   |?- Iciliidae Dana, 1849 [from Martin & Davis, 2001]
   |?- Ipanemidae Barnard & Thomas, 1988 [from Martin & Davis, 2001]
   |?- Iphimediidae Boeck, 1871 [from Martin & Davis, 2001]
   |?- Metacrangonyctidae Boutin & Missouli, 1988 [from Martin & Davis, 2001]
   |?- Micruropidae Kamaltynov, 1999 [from Martin & Davis, 2001]
   |?- Neomegamphopidae Myers, 1981 [from Martin & Davis, 2001]
   |?- Odiidae Coleman & Barnard, 1991 [from Martin & Davis, 2001]
   |?- Opisidae Lowry & Stoddart, 1995 [from Martin & Davis, 2001]
   |?- Pachyschesidae Kamaltynov, 1999 [from Martin & Davis, 2001]
   |?- Paracalliopidae Barnard & Karaman, 1982 [from Martin & Davis, 2001]
   |?- Paracrangonyctidae Bousfield, 1982 [from Martin & Davis, 2001]
   |?- Paraleptamphopidae Bousfield, 1983 [from Martin & Davis, 2001]
   |?- Perthiidae Williams & Barnard, 1988 [from Martin & Davis, 2001]
   |?- Phoxocephalopsidae Barnard & Drummond, 1982 [from Martin & Davis, 2001]
   |?- Plioplateidae Barnard, 1978 [from Martin & Davis, 2001]
   |?- Podoprionidae Lowry & Stoddart, 1996 [from Martin & Davis, 2001]
   |?- Priscomilitaridae Hirayama, 1988 [from Martin & Davis, 2001]
   |?- Pseudamphilochidae Schellenberg, 1931 [from Martin & Davis, 2001]
   |?- Pseudocrangonyctidae Holsinger, 1989 [from Martin & Davis, 2001]
   |?- Scopelocheiridae Lowry & Stoddart, 1997 [from Martin & Davis, 2001]
   |?- Sinurothoidae Ren, 1999 [from Martin & Davis, 2001]
   |?- Sternophysingidae Holsinger, 1992 [from Martin & Davis, 2001]
   |?- Trischizostomatidae Lilljeborg, 1865 [from Martin & Davis, 2001]
   |?- Uristidae Hurley, 1963 [from Martin & Davis, 2001]
   |?- Urohaustoriidae Barnard & Drummond, 1982 [from Martin & Davis, 2001]
   |?- Valettidae Stebbing, 1888 [from Martin & Davis, 2001]
   |?- Vicmusiidae Just, 1990 [from Martin & Davis, 2001]
   |?- Wandinidae Lowry & Stoddart, 1990 [from Martin & Davis, 2001]
   |?- Zobrachoidae Barnard & Drummond, 1982 [from Martin & Davis, 2001]
   |--o Phoxocephaloidea
   |  |-- Phoxocephalidae Sars, 1891
   |  |-- Urothoidae Bousfield, 1978
   |  `-- Platyischnopidae Barnard & Drummond, 1979
   |--o Lysianassoidea
   |  `-- Lysianassidae Dana, 1849
   |--o Pontoporeioidea
   |  |-- Pontoporeiidae Dana, 1853
   |  `-- Haustoriidae Stebbing, 1906
   |--o Gammaroidea (aitokatkat)
   |  |-- Macrohectopidae Sowinsky, 1915
   |  |-- Anisogammaridae Bousfield, 1977
   |  |-- Gammaroporeiidae Bousfield, 1979
   |  |-- Gammaridae Latreille, 1802
   |  |-- Acanthogammaridae Garjajeff, 1901
   |  |-- Mesogammaridae Bousfield, 1977
   |  |-- Pontogammaridae Bousfield, 1977
   |  |-- Typhlogammaridae Bousfield, 1977
   |  |-- Iphigenella-Pachyschesis -group
   |  |-- Cardiophilus-Behningiella -group
   |  `-- Caspicolidae Birstein, 1945
   |--o Crangonyctoidea
   |  |-- Paramelitidae Bousfield, 1977
   |  |-- Neoniphargidae Bousfield, 1977
   |  |-- Crangonyctidae Bousfield, 1973
   |  `-- Allocrangonyctidae Holsinger, 1989 [Allocrangonyx -group]
   |--o Niphargoidea
   |  `-- Niphargidae Bousfield, 1977
   |--o Eusiroidea
   |  |-- Eusiridae Stebbing, 1888
   |  |-- Pontogeneiidae [not recognized by Martin & Davis (2001)]
   |  |-- Gammarellidae Bousfield, 1977
   |  |-- Bateidae Stebbing, 1906
   |  |-- Calliopidae Sars, 1893 [Calliopiidae]
   |  |-- Paramphithoidae [not recognized by Martin & Davis (2001)]
   |  `-- Amathillopsidae Pirlot, 1934
   |--o Oedicerotoidea
   |  `-- Oedicerotidae Lilljeborg, 1865
   |--o Leucothoidea
   |  |-- Pleustidae Buchholz, 1874
   |  |-- Laphystiopsidae Stebbing, 1899
   |  |-- Amphilochidae Boeck, 1871
   |  |-- Leucothoidae Dana, 1852
   |  |-- Anamixidae Stebbing, 1897
   |  |-- Maxillipiidae Ledoyer, 1973
   |  |-- Colomastigidae Stebbing, 1899
   |  |-- Pagetinidae Barnard, 1931
   |  |-- Nihotungidae Barnard, 1972
   |  |-- Tulearidae Ledoyer, 1979
   |  |-- Stenothoidae Boeck, 1871
   |  |-- Cressidae Stebbing, 1899
   |  `-- Thaumatelsonidae [not recognized by Martin & Davis (2001)]
   |--o Talitroidea (hietahyppijöidensukuiset katkat)
   |  |-- Hyalidae Bulycheva, 1957
   |  |-- Hyalellidae Bulycheva, 1957
   |  |-- Talitridae Rafinesque, 1815 (hietahyppijät)
   |  |-- Ceinidae Barnard, 1972
   |  |-- Dogielinotidae Gurjanova, 1953
   |  |-- Najnidae Barnard, 1972
   |  |-- Eophliantidae Sheard, 1936
   |  |-- Phliantidae Stebbing, 1899
   |  |-- Temnophliantidae Griffiths, 1975
   |  `-- Kuriidae Walker & Scott, 1903
   |--o Stegocephaloidea
   |  |-- Stegocephalidae Dana, 1852 ()?
   |  |-- Acanthonotozomatidae Coleman & Barnard, 1991
   |  |-- Ochlesidae Stebbing, 1910
   |  `-- Laphystiidae Sars, 1893 [Lafystiidae]
   |--o Synopioidea
   |  |-- Synopiidae Dana, 1893
   |  `-- Argissidae Walker, 1904
   |--o Pardaliscoidea
   |  |-- Astyridae [not recognized by Martin & Davis (2001)]
   |  |-- Hyperiopsidae Bovallius, 1886
   |  |-- Pardaliscidae Boeck, 1871
   |  |-- Stilipedidae Holmes, 1908
   |  `-- Vitjazianidae Birstein & Vinogradov, 1955
   |--o Liljeborgioidea
   |  |-- Liljeborgiidae Stebbing, 1899
   |  |-- Sebidae Walker, 1908
   |  |-- Salentinellidae Bousfield, 1977
   |  `-- Paracrangonyctidae Bousfield, 1982
   |--o Dexaminoidea
   |  |-- Atylidae [not recognized by Martin & Davis (2001)]
   |  |-- Anatylidae [not recognized by Martin & Davis (2001)]
   |  |-- Dexaminidae Leach, 1814
   |  |-- Lepechinellidae Schellenberg, 1926
   |  `-- Prophliantidae [not recognized by Martin & Davis (2001)]
   |--o Ampeliscoidea
   |  `-- Ampeliscidae Costa, 1857
   |--o Melphidippoidea
   |  |-- Melphidippidae Stebbing, 1899
   |  |-- Megaluropidae Thomas & Barnard, 1986 [was listed by Parker (1982), although Martin & Davis gives desription-year as 1986]
   |  |-- Hornellia - Cheirocratus group
   |  `-- Phreatogammaridae Bousfield, 1982
   |--o Bogidielloidea
   |  |-- Bogidiellidae Hertzog, 1936
   |  `-- Artesiidae Holsinger, 1980
   |--o Melitoidea
   |  |-- Melitidae Bousfield, 1973
   |  |-- Hadziidae Karaman, 1943
   |  `-- Carangoliopsidae Bousfield, 1977
   `--o Corophioidea
      |-- Photidae [not recognized by Martin & Davis (2001)]
      |-- Isaeidae Dana, 1853
      |-- Ischyroceridae Stebbing, 1899
      |-- Podoceridae Leach, 1814
      |-- Aoridae Walker, 1908
      |-- Cheluridae Allman, 1847
      |-- Corophiidae Leach, 1814
      |-- Biancolinidae Barnard, 1972
      `-- Ampithoidae Stebbing, 1899

Reference(s):