User:Stemonitis/Crustacea

Crustacea Brünnich, 1772

Branchiopoda Latreille, 1817
Sarsostraca Tasch, 1969
- Anostraca Sars, 1867
  - - Artemiidae Grochowski, 1896
    - Branchinectidae Daday, 1910
    - Branchipodidae Simon, 1886
    - Chirocephalidae Daday, 1910
    - Polyartemiidae Simon, 1886
    - Streptocephalidae Daday, 1910
    - Thamnocephalidae Simon, 1886
Phyllopoda Preuss, 1951
- Notostraca Sars, 1867
  - - Triopsidae Keilhack, 1909
- Diplostraca Gerstaecker, 1866
- Laevicaudata Linder, 1945
  - - Lynceidae Baird, 1845
- Spinicaudata Linder, 1945
  - - Cyzicidae Stebbing, 1910
    - Leptestheriidae Daday, 1923
    - Limnadiidae Baird, 1849
- Cyclestherida Sars, 1899
  - - Cyclestheriidae Sars, 1899
- Cladocera Latreille, 1829
- Ctenopoda Sars, 1865
  - - Holopediidae Sars, 1865
    - Sididae Baird, 1850
- Anomopoda Stebbing, 1902
  - - Bosminidae Baird, 1845
    - Chydoridae Stebbing, 1902
    - Daphniidae Straus, 1820
    - Macrotrichidae Norman & Brady, 1867
- Onychopoda Sars, 1865
  - - Cercopagididae Mordukhai-Boltovskoi, 1968
    - Podonidae Mordukhai-Boltovskoi, 1968
    - Polyphemidae Baird, 1845
- Haplopoda Sars, 1865
  - - Leptodoridae Lilljeborg, 1900
Remipedia Yager, 1981
- Nectiopoda Schram, 1986
  - - Godzilliidae Schram, Yager & Emerson, 1986
    - Speleonectidae Yager, 1981
Cephalocarida Sanders, 1955
- Brachypoda Birshteyn, 1960
  - - Hutchinsoniellidae Sanders, 1955
Maxillopoda Dahl, 1956
Thecostraca Gruvel, 1905
Facetotecta Grygier, 1985
Ascothoracida Lacaze-Duthiers, 1880
- Laurida Grygier, 1987
  - - Lauridae Gruvel, 1905
    - Petrarcidae Gruvel, 1905
    - Synagogidae Gruvel, 1905
- Dendrogastrida Grygier, 1987
  - - Ascothoracidae Grygier, 1987
    - Ctenosculidae Thiele, 1925
    - Dendrogastridae Gruvel, 1905
Cirripedia Burmeister, 1834
- Acrothoracica Gruvel, 1905
- Pygophora Berndt, 1907
  - - Cryptophialidae Gerstaecker, 1866
    - Lithoglyptidae Aurivillius, 1892
- Apygophora Berndt, 1907
  - - Trypetesidae Stebbing, 1910
- Rhizocephala Müller, 1862
- Kentrogonida Delage, 1884
  - - Lernaeodiscidae Boschma, 1928
    - Peltogastridae Lilljeborg, 1860
    - Sacculinidae Lilljeborg, 1860
- Akentrogonida Häfele, 1911
  - - Chthamalophilidae Bocquet-Ve´drine, 1961
    - Clistosaccidae Boschma, 1928
    - Duplorbidae Høeg & Rybakov, 1992
    - Mycetomorphidae Høeg & Rybakov, 1992
    - Polysaccidae Lützen & Takahashi, 1996
    - Thompsoniidae Høeg & Rybakov, 1992
- Thoracica Darwin, 1854
- Pedunculata Lamarck, 1818
- Heteralepadomorpha Newman, 1987
  - - Anelasmatidae Gruvel, 1905
    - Heteralepadidae Nilsson-Cantell, 1921
    - Koleolepadidae Hiro, 1933
    - Malacolepadidae Hiro, 1937
    - Microlepadidae Zevina, 1980
    - Rhizolepadidae Zevina, 1980
- Iblomorpha Newman, 1987
  - - Iblidae Leach, 1825
- Lepadomorpha Pilsbry, 1916
  - - Lepadidae Darwin, 1852
    - Oxynaspididae Gruvel, 1905
    - Poecilasmatidae Annandale, 1909
- Scalpellomorpha Newman, 1987
  - - Calanticidae Zevina, 1978
    - Lithotryidae Gruvel, 1905
    - Pollicipedidae Leach, 1817
    - Scalpellidae Pilsbry, 1907
- Sessilia Lamarck, 1818
- Brachylepadomorpha Withers, 1923
  - - Neobrachylepadidae Newman & Yamaguchi, 1995
- Verrucomorpha Pilsbry, 1916
  - - Neoverrucidae Newman, 1989
    - Verrucidae Darwin, 1854
- Balanomorpha Pilsbry, 1916
  - - Chionelasmatoidea Buckeridge, 1983
    - Chionelasmatidae Buckeridge, 1983
    - Pachylasmatoidea Utinomi, 1968
    - Pachylasmatidae Utinomi, 1968
    - Chthamaloidea Darwin, 1854
    - Catophragmidae Utinomi, 1968
    - Chthamalidae Darwin, 1854
    - Coronuloidea Leach, 1817
    - Chelonibiidae Pilsbry, 1916
    - Coronulidae Leach, 1817
    - Platylepadidae Newman & Ross, 1976
    - Tetraclitoidea Gruvel, 1903
    - Bathylasmatidae Newman & Ross, 1971
    - Tetraclitidae Gruvel, 1903
    - Balanoidea Leach, 1817
    - Archaeobalanidae Newman & Ross, 1976
    - Balanidae Leach, 1817
    - Pyrgomatidae Gray, 1825
Tantulocarida Boxshall & Lincoln, 1983
- - - Basipodellidae Boxshall & Lincoln, 1983
    - Deoterthridae Boxshall & Lincoln, 1987
    - Doryphallophoridae Huys, 1991
    - Microdajidae Boxshall & Lincoln, 1987
    - Onceroxenidae Huys, 1991
Branchiura Thorell, 1864
- Arguloida Yamaguti, 1963
  - - Argulidae Leach, 1819
Pentastomida Diesing, 1836
- Cephalobaenida Heymons, 1935
  - - Cephalobaenidae Fain, 1961
    - Reighardiidae Heymons, 1935
- Porocephalida Heymons, 1935
  - - Armilliferidae Fain, 1961
    - Diesingidae Fain, 1961
    - Linguatulidae Heymons, 1935
    - Porocephalidae Fain, 1961
    - Sambonidae Fain, 1961
    - Sebekiidae Fain, 1961
    - Subtriquetridae Fain, 1961
Mystacocarida Pennak & Zinn, 1943
- Mystacocaridida Pennak & Zinn, 1943
  - - Derocheilocarididae Pennak & Zinn, 1943
Copepoda Milne-Edwards, 1840
Progymnoplea Lang, 1948
- Platycopioida Fosshagen, 1985
  - - Platycopiidae Sars, 1911
Neocopepoda Huys & Boxshall, 1991
- Gymnoplea Giesbrecht, 1882
- Calanoida Sars, 1903
  - - Acartiidae Sars, 1900
    - Aetideidae Giesbrecht, 1893
    - Arietellidae Sars, 1902
    - Augaptilidae Sars, 1905
    - Bathypontiidae Brodsky, 1950
    - Boholinidae Fosshagen & Iliffe, 1989
    - Calanidae Dana, 1846
    - Candaciidae Giesbrecht, 1893
    - Centropagidae Giesbrecht, 1893
    - Clausocalanidae Giesbrecht, 1893
    - Diaixidae Sars, 1902
    - Diaptomidae Baird, 1850
    - Discoidae Gordejeva, 1975
    - Epacteriscidae Fosshagen, 1973
    - Eucalanidae Giesbrecht, 1893
    - Euchaetidae Giesbrecht, 1893
    - Fosshageniidae Sua´rez-Mora´ les & Iliffe, 1996
    - Heterorhabdidae Sars, 1902
    - Hyperbionychidae Ohtsuka, Roe & Boxshall, 1993
    - Lucicutiidae Sars, 1902
    - Mecynoceridae Andronov, 1973
    - Megacalanidae Sewell, 1947
    - Mesaiokeratidae Matthews, 1961
    - Metridinidae Sars, 1902
    - Nullosetigeridae Soh, Ohtsuka, Imbayashi & Suh, 1999
    - Paracalanidae Giesbrecht, 1893
    - Parapontellidae Giesbrecht, 1893
    - Parkiidae Ferrari & Markhaseva, 1996
    - Phaennidae Sars, 1902
    - Pontellidae Dana, 1852
    - Pseudocyclopidae Giesbrecht, 1893
    - Pseudocyclopiidae Sars, 1902
    - Pseudodiaptomidae Sars, 1902
    - Rhincalanidae Geletin, 1976
    - Ridgewayiidae Wilson, 1958
    - Ryocalanidae Andronov, 1974
    - Scolecitrichidae Giesbrecht, 1893
    - Spinocalanidae Vervoort, 1951
    - Stephidae Sars, 1902
    - Sulcanidae Nicholls, 1945
    - Temoridae Giesbrecht, 1893
    - Tharybidae Sars, 1902
    - Tortanidae Sars, 1902
- Podoplea Giesbrecht, 1882
- Misophrioida Gurney, 1933
  - - Misophriidae Brady, 1878
    - Palpophriidae Boxshall & Jaume, 2000
    - Speleophriidae Boxshall & Jaume, 2000
- Cyclopoida Burmeister, 1834
  - - Archinotodelphyidae Lang, 1949
    - Ascidicolidae Thorell, 1860
    - Buproridae Thorell, 1859
    - Chordeumiidae Boxshall, 1988
    - Cucumaricolidae Bouligand & Delamare-Deboutteville, 1959
    - Cyclopidae Dana, 1846
    - Cyclopinidae Sars, 1913
    - Fratiidae Ho, Conradi & Lo´ pez-Gonza´ lez, 1998
    - Lernaeidae Cobbold, 1879
    - Mantridae Leigh-Sharpe, 1934
    - Notodelphyidae Dana, 1852
    - Oithonidae Dana, 1852
    - Ozmanidae Ho & Thatcher, 1989
    - Speleoithonidae da Rocha & Iliffe, 1991
    - Thaumatopsyllidae Sars, 1913
- Gelyelloida Huys, 1988
  - - Gelyellidae Rouch & Lescher-Moutoue´, 1977
- Mormonilloida Boxshall, 1979
  - - Mormonillidae Giesbrecht, 1893
- Harpacticoida Sars, 1903
  - - Adenopleurellidae Huys, 1990
    - Aegisthidae Giesbrecht, 1893
    - Ambunguipedidae Huys, 1990
    - Ameiridae Monard, 1927
    - Ancorabolidae Sars, 1909
    - Argestidae Por, 1986
    - Balaenophilidae Sars, 1910
    - Cancrincolidae Fiers, 1990
    - Canthocamptidae Sars, 1906
    - Canuellidae Lang, 1944
    - Cerviniidae Sars, 1903
    - Chappuisiidae Chappuis, 1940
    - Cletodidae Scott, 1905
    - Cletopsyllidae Huys & Williams, 1989
    - Clytemnestridae Scott, 1909
    - Cristacoxidae Huys, 1990
    - Cylindropsyllidae Sars, 1909
    - Darcythompsoniidae Lang, 1936
    - Diosaccidae Sars, 1906
    - Ectinosomatidae Sars, 1903
    - Euterpinidae Brian, 1921
    - Hamondiidae Huys, 1990
    - Harpacticidae Dana, 1846
    - Huntemanniidae Por, 1986
    - Laophontidae Scott, 1905
    - Laophontopsidae Huys & Willems, 1989
    - Latiremidae Bozˇic´, 1969
    - Leptastacidae Lang, 1948
    - Leptopontiidae Lang, 1948
    - Longipediidae Sars, 1903
    - Louriniidae Monard, 1927
    - Metidae Sars, 1910
    - Miraciidae Dana, 1846
    - Neobradyidae Oloffson, 1917
    - Normanellidae Lang, 1944
    - Novocriniidae Huys & Iliffe, 1998
    - Orthopsyllidae Huys, 1990
    - Paramesochridae Lang, 1944
    - Parastenheliidae Lang, 1936
    - Parastenocarididae Chappuis, 1933
    - Peltidiidae Sars, 1904
    - Phyllognathopodidae Gurney, 1932
    - Porcellidiidae Boeck, 1865
    - Pseudotachidiidae Lang, 1936
    - Rhizothricidae Por, 1986
    - Rotundiclipeidae Huys, 1988
    - Styracothoracidae Huys, 1993
    - Superornatiremidae Huys, 1997
    - Tachidiidae Boeck, 1865
    - Tegastidae Sars, 1904
    - Tetragonicipitidae Lang, 1944
    - Thalestridae Sars, 1905
    - Thompsonulidae Lang, 1944
    - Tisbidae Stebbing, 1910
- Poecilostomatoida Thorell, 1859
  - - Anchimolgidae Humes & Boxshall, 1996
    - Anomoclausiidae Gotto, 1964
    - Antheacheridae Sars, 1870
    - Anthessiidae Humes, 1986
    - Bomolochidae Sumpf, 1871
    - Catiniidae Bocquet & Stock, 1957
    - Chitonophilidae Avdeev & Sirenko, 1991
    - Chondracanthidae Milne Edwards, 1840
    - Clausidiidae Embleton, 1901
    - Clausiidae Giesbrecht, 1895
    - Corallovexiidae Stock, 1975
    - Corycaeidae Dana, 1852
    - Echiurophilidae Delamare-Deboutteville & Nunes-Ruivo, 1955
    - Entobiidae Ho, 1984
    - Erebonasteridae Humes, 1987
    - Ergasilidae von Nordmann, 1832
    - Eunicicolidae Sars, 1918
    - Gastrodelphyidae List, 1889
    - Herpyllobiidae Hansen, 1892
    - Intramolgidae Marchenkov & Boxshall, 1995
    - Kelleriidae Humes & Boxshall, 1996
    - Lamippidae Joliet, 1882
    - Lernaeosoleidae Yamaguti, 1963
    - Lichomolgidae Kossmann, 1877
    - Lubbockiidae Huys & Böttger-Schnack, 1997
    - Macrochironidae Humes & Boxshall, 1996
    - Mesoglicolidae de Zulueta, 1911
    - Micrallectidae Huys, 2001
    - Myicolidae Yamaguti, 1936
    - Mytilicolidae Bocquet & Stock, 1957
    - Nereicolidae Claus, 1875
    - Nucellicolidae Lamb, Boxshall, Mill & Grahame, 1996
    - Octopicolidae Humes & Boxshall, 1996
    - Oncaeidae Giesbrecht, 1893
    - Paralubbockiidae Boxshall & Huys, 1989
    - Pharodidae Illg, 1948
    - Philichthyidae Vogt, 1877
    - Philoblennidae Izawa, 1976
    - Phyllodicolidae Delamare-Deboutteville & Laubier, 1961
    - Polyankylidae Ho & Kim, 1997
    - Pseudanthessiidae Humes & Stock, 1972
    - Rhynchomolgidae Humes & Stock, 1972
    - Sabelliphilidae Gurney, 1927
    - Saccopsidae Lützen, 1964
    - Sapphirinidae Thorell, 1860
    - Serpulidicolidae Stock, 1979
    - Shiinoidae Cressey, 1975
    - Spiophanicolidae Ho, 1984
    - Splanchnotrophidae Norman & Scott, 1906
    - Synapticolidae Humes & Boxshall, 1996
    - Synaptiphilidae Bocquet, 1953
    - Taeniacanthidae Wilson, 1911
    - Tegobomolochidae Avdeev, 1978
    - Telsidae Ho, 1967
    - Thamnomolgidae Humes & Boxshall, 1996
    - Tuccidae Vervoort, 1962
    - Urocopiidae Humes & Stock, 1972
    - Vahiniidae Humes, 1967
    - Ventriculinidae Leigh-Sharpe, 1934
    - Xarifiidae Humes, 1960
    - Xenocoelomatidae Bresciani & Lützen, 1966
- Siphonostomatoida Thorell, 1859
  - - Archidactylinidae Izawa, 1996
    - Artotrogidae Brady, 1880
    - Asterocheridae Giesbrecht, 1899
    - Brychiopontiidae Humes, 1974
    - Caligidae Burmeister, 1834
    - Calverocheridae Stock, 1968
    - Cancerillidae Giesbrecht, 1897
    - Cecropidae Dana, 1849
    - Codobidae Boxshall & Ohtsuka, 2001
    - Coralliomyzontidae Humes & Stock, 1991
    - Dichelesthiidae Milne Edwards, 1840
    - Dichelinidae Boxshall & Ohtsuka, 2001
    - Dinopontiidae Murnane, 1967
    - Dirivultidae Humes & Dojiri, 1981
    - Dissonidae Yamaguti, 1963
    - Ecbathyriontidae Humes, 1987
    - Entomolepididae Brady, 1899
    - Eudactylinidae Wilson, 1922
    - Euryphoridae Wilson, 1905
    - Hatschekiidae Kabata, 1979
    - Hyponeoidae Heegaard, 1962
    - Kroyeriidae Kabata, 1979
    - Lernaeopodidae Milne Edwards, 1840
    - Lernanthropidae Kabata, 1979
    - Megapontiidae Heptner, 1968
    - Micropontiidae Gooding, 1957
    - Nanaspididae Humes & Cressey, 1959
    - Nicothoidae Dana, 1849
    - Pandaridae Milne Edwards, 1840
    - Pennellidae Burmeister, 1834
    - Pontoeciellidae Giesbrecht, 1895
    - Pseudocycnidae Wilson, 1922
    - Rataniidae Giesbrecht, 1897
    - Scottomyzontidae Ivanenko, Ferrari, & Smurov, 2001
    - Sphyriidae Wilson, 1919
    - Sponginticolidae Topsent, 1928
    - Spongiocnizontidae Stock & Kleeton, 1964
    - Stellicomitidae Humes & Cressey, 1958
    - Tanypleuridae Kabata, 1969
    - Trebiidae Wilson, 1905
- Monstrilloida Sars, 1901
  - - Monstrillidae Dana, 1849
Ostracoda Latreille, 1802
Myodocopa Sars, 1866
- Myodocopida Sars, 1866
- Myodocopina Sars, 1866
  - - Cypridinoidea Baird, 1850
    - Cypridinidae Baird, 1850
    - Cylindroleberidoidea Müller, 1906
    - Cylindroleberididae Müller, 1906
    - Sarsielloidea Brady & Norman, 1896
    - Philomedidae Müller, 1906
    - Rutidermatidae Brady & Norman, 1896
    - Sarsiellidae Brady & Norman, 1896
- Halocyprida Dana, 1853
- Cladocopina Sars, 1865
  - - Polycopoidea Sars, 1865
    - Polycopidae Sars, 1865
- Halocypridina Dana, 1853
  - - Halocypridoidea Dana, 1853
    - Halocyprididae Dana, 1853
    - Thaumatocypridoidea Müller, 1906
    - Thaumatocyprididae Müller, 1906
Podocopa Müller, 1894
- Platycopida Sars, 1866
  - - Cytherellidae Sars, 1866
    - Punciidae Hornibrook, 1949
- Podocopida Sars, 1866
- Bairdiocopina Sars, 1865
  - - Bairdioidea Sars, 1865
    - Bairdiidae Sars, 1865
    - Bythocyprididae Maddocks, 1969
- Cytherocopina Baird, 1850
  - - Cytheroidea Baird, 1850
    - Bythocytheridae Sars, 1866
    - Cytheridae Baird, 1850
    - Cytherideidae Sars, 1925
    - Cytheromatidae Elofson, 1939
    - Cytheruridae Müller, 1894
    - Entocytheridae Hoff, 1942
    - Eucytheridae Puri, 1954
    - Hemicytheridae Puri, 1953
    - Kliellidae Schäfer, 1945
    - Krithidae Mandelstam, 1958
    - Leptocytheridae Hanai, 1957
    - Loxoconchidae Sars, 1925
    - Microcytheridae Klie, 1938
    - Neocytherideidae Puri, 1957
    - Paradoxostomatidae Brady & Norman, 1889
    - Pectocytheridae Hanai, 1957
    - Protocytheridae Ljubimova, 1956
    - Psammocytheridae Klie, 1938
    - Schizocytheridae Howe, 1961
    - Terrestricytheridae Schornikov, 1969
    - Thaerocytheridae Hazel, 1967
    - Trachyleberididae Sylvester-Bradley, 1948
    - Xestoleberididae Sars, 1928
- Darwinulocopina Sohn, 1988
  - - Darwinuloidea Brady & Norman, 1889
    - Darwinulidae Brady & Norman, 1889
- Cypridocopina Jones, 1901
  - - Cypridoidea Baird, 1845
    - Candonidae Kaufmann, 1900
    - Cyprididae Baird, 1845
    - Ilyocyprididae Kaufmann, 1900
    - Notodromadidae Kaufmann, 1900
    - Macrocypridoidea Müller, 1912
    - Macrocyprididae Müller, 1912
    - Pontocypridoidea Müller, 1894
    - Pontocyprididae Müller, 1894
- Sigilliocopina Martens, 1992
  - - Sigillioidea Mandelstam, 1960
    - Sigilliidae Mandelstam, 1960
Malacostraca Latreille, 1802
Phyllocarida Packard, 1879
- Leptostraca Claus, 1880
  - - Nebaliidae Samouelle, 1819
    - Nebaliopsidae Hessler, 1984
    - Paranebaliidae Walker-Smith & Poore, 2001
Hoplocarida Calman, 1904
- Stomatopoda Latreille, 1817
- Unipeltata Latreille, 1825
  - - Bathysquilloidea Manning, 1967
    - Bathysquillidae Manning, 1967
    - Indosquillidae Manning, 1995
    - Gonodactyloidea Giesbrecht, 1910
    - Alainosquillidae Moosa, 1991
    - Hemisquillidae Manning, 1980
    - Gonodactylidae Giesbrecht, 1910
    - Odontodactylidae Manning, 1980
    - Protosquillidae Manning, 1980
    - Pseudosquillidae Manning, 1977
    - Takuidae Manning, 1995
    - Erythrosquilloidea Manning & Bruce, 1984
    - Erythrosquillidae Manning & Bruce, 1984
    - Lysiosquilloidea Giesbrecht, 1910
    - Coronididae Manning, 1980
    - Lysiosquillidae Giesbrecht, 1910
    - Nannosquillidae Manning, 1980
    - Tetrasquillidae Manning & Camp, 1993
    - Squilloidea Latreille, 1802
    - Squillidae Latreille, 1802
    - Eurysquilloidea Ahyong & Harling, 2000
    - Eurysquillidae Manning, 1977
    - Parasquilloidea Ahyong & Harling, 2000
    - Parasquillidae Manning, 1995
Eumalacostraca Grobben, 1892
- Syncarida Packard, 1885
- Bathynellacea Chappuis, 1915
  - - Bathynellidae Chappuis, 1915
    - Parabathynellidae Noodt, 1965
- Anaspidacea Calman, 1904
  - - Anaspididae Thomson, 1893
    - Koonungidae Sayce, 1908
    - Psammaspididae Schminke, 1974
    - Stygocarididae Noodt, 1963
- Peracarida Calman, 1904
- Spelaeogriphacea Gordon, 1957
  - - Spelaeogriphidae Gordon, 1957
- Thermosbaenacea Monod, 1927
  - - Halosbaenidae Monod & Cals, 1988
    - Monodellidae Taramelli, 1954
    - Thermosbaenidae Monod, 1927
    - Tulumellidae Wagner, 1994
- Lophogastrida Sars, 1870
  - - Eucopiidae Sars, 1885
    - Lophogastridae Sars, 1870
- Mysida Haworth, 1825
  - - Lepidomysidae Clarke, 1961
    - Mysidae Haworth, 1825
    - Petalophthalmidae Czerniavsky, 1882
    - Stygiomysidae Caroli, 1937
- Mictacea Bowman, Garner, Hessler, Iliffe & Sanders, 1985
  - - Hirsutiidae Sanders, Hessler & Garner, 1985
    - Mictocarididae Bowman & Iliffe, 1985
- Amphipoda Latreille, 1816
- Gammaridea Latreille, 1802
  - - Acanthogammaridae Garjajeff, 1901
    - Acanthonotozomellidae Coleman & Barnard, 1991
    - Allocrangonyctidae Holsinger, 1989
    - Amathillopsidae Pirlot, 1934
    - Ampeliscidae Costa, 1857
    - Amphilochidae Boeck, 1871
    - Ampithoidae Stebbing, 1899
    - Anamixidae Stebbing, 1897
    - Anisogammaridae Bousfield, 1977
    - Aoridae Walker, 1908
    - Argissidae Walker, 1904
    - Aristiidae Lowry & Stoddart, 1997
    - Artesiidae Holsinger, 1980
    - Bateidae Stebbing, 1906
    - Biancolinidae Barnard, 1972
    - Bogidiellidae Hertzog, 1936
    - Bolttsiidae Barnard & Karaman, 1987
    - Calliopidae Sars, 1893
    - Carangoliopsidae Bousfield, 1977
    - Cardenioidae Barnard & Karaman, 1987
    - Caspicolidae Birstein, 1945
    - Ceinidae Barnard, 1972
    - Cheidae Thurston, 1982
    - Cheluridae Allman, 1847
    - Clarenciidae Barnard & Karaman, 1987
    - Colomastigidae Stebbing, 1899
    - Condukiidae Barnard & Drummond, 1982
    - Corophiidae Leach, 1814
    - Crangonyctidae Bousfield, 1973
    - Cressidae Stebbing, 1899
    - Cyphocarididae Lowry & Stoddart, 1997
    - Cyproideidae Barnard, 1974
    - Dexaminidae Leach, 1814
    - Didymocheliidae Bellan-Santini & Ledoyer, 1986
    - Dikwidae Coleman & Barnard, 1991
    - Dogielinotidae Gurjanova, 1953
    - Dulichiidae Dana, 1849
    - Endevouridae Lowry & Stoddart, 1997
    - Eophliantidae Sheard, 1936
    - Epimeriidae Boeck, 1871
    - Eusiridae Stebbing, 1888
    - Exoedicerotidae Barnard & Drummond, 1982
    - Gammaracanthidae Bousfield, 1989
    - Gammarellidae Bousfield, 1977
    - Gammaridae Latreille, 1802
    - Gammaroporeiidae Bousfield, 1979
    - Hadziidae Karaman, 1943
    - Haustoriidae Stebbing, 1906
    - Hyalellidae Bulycheva, 1957
    - Hyalidae Bulycheva, 1957
    - Hyperiopsidae Bovallius, 1886
    - Iciliidae Dana, 1849
    - Ipanemidae Barnard & Thomas, 1988
    - Iphimediidae Boeck, 1871
    - Isaeidae Dana, 1853
    - Ischyroceridae Stebbing, 1899
    - Kuriidae Walker & Scott, 1903
    - Laphystiidae Sars, 1893
    - Laphystiopsidae Stebbing, 1899
    - Lepechinellidae Schellenberg, 1926
    - Leucothoidae Dana, 1852
    - Liljeborgiidae Stebbing, 1899
    - Lysianassidae Dana, 1849
    - Macrohectopidae Sowinsky, 1915
    - Maxillipiidae Ledoyer, 1973
    - Megaluropidae Thomas & Barnard, 1986
    - Melitidae Bousfield, 1973
    - Melphidippidae Stebbing, 1899
    - Mesogammaridae Bousfield, 1977
    - Metacrangonyctidae Boutin & Missouli, 1988
    - Micruropidae Kamaltynov, 1999
    - Najnidae Barnard, 1972
    - Neomegamphopidae Myers, 1981
    - Neoniphargidae Bousfield, 1977
    - Nihotungidae Barnard, 1972
    - Niphargidae Bousfield, 1977
    - Ochlesidae Stebbing, 1910
    - Odiidae Coleman & Barnard, 1991
    - Oedicerotidae Lilljeborg, 1865
    - Opisidae Lowry & Stoddart, 1995
    - Pachyschesidae Kamaltynov, 1999
    - Pagetinidae Barnard, 1931
    - Paracalliopidae Barnard & Karaman, 1982
    - Paracrangonyctidae Bousfield, 1982
    - Paraleptamphopidae Bousfield, 1983
    - Paramelitidae Bousfield, 1977
    - Pardaliscidae Boeck, 1871
    - Perthiidae Williams & Barnard, 1988
    - Phliantidae Stebbing, 1899
    - Phoxocephalidae Sars, 1891
    - Phoxocephalopsidae Barnard & Drummond, 1982
    - Phreatogammaridae Bousfield, 1982
    - Platyischnopidae Barnard & Drummond, 1979
    - Pleustidae Buchholz, 1874
    - Plioplateidae Barnard, 1978
    - Podoceridae Leach, 1814
    - Podoprionidae Lowry & Stoddart, 1996
    - Pontogammaridae Bousfield, 1977
    - Pontoporeiidae Dana, 1853
    - Priscomilitaridae Hirayama, 1988
    - Pseudamphilochidae Schellenberg, 1931
    - Pseudocrangonyctidae Holsinger, 1989
    - Salentinellidae Bousfield, 1977
    - Scopelocheiridae Lowry & Stoddart, 1997
    - Sebidae Walker, 1908
    - Sinurothoidae Ren, 1999
    - Stegocephalidae Dana, 1853
    - Stenothoidae Boeck, 1871
    - Sternophysingidae Holsinger, 1992
    - Stilipedidae Holmes, 1908
    - Synopiidae Dana, 1853
    - Talitridae Rafinesque, 1815
    - Temnophliantidae Griffiths, 1975
    - Trischizostomatidae Lilljeborg, 1865
    - Tulearidae Ledoyer, 1979
    - Typhlogammaridae Bousfield, 1977
    - Uristidae Hurley, 1963
    - Urohaustoriidae Barnard & Drummond, 1982
    - Urothoidae Bousfield, 1978
    - Valettidae Stebbing, 1888
    - Vicmusiidae Just, 1990
    - Vitjazianidae Birstein & Vinogradov, 1955
    - Wandinidae Lowry & Stoddart, 1990
    - Zobrachoidae Barnard & Drummond, 1982
- Caprellidea Leach, 1814
- Caprellida Leach, 1814
  - - Caprelloidea Leach, 1814
    - Caprellidae Leach, 1814
    - Caprellinoididae Laubitz, 1993
    - Caprogammaridae Kudrjaschov & Vassilenko, 1966
    - Paracercopidae Vassilenko, 1968
    - Pariambidae Laubitz, 1993
    - Protellidae McCain, 1970
    - Phtisicoidea Vassilenko, 1968
    - Phtisicidae Vassilenko, 1968
- Cyamida Rafinesque, 1815
  - - Cyamidae Rafinesque, 1815
- Hyperiidea Milne Edwards, 1830
- Physosomata Pirlot, 1929
  - - Scinoidea Stebbing, 1888
    - Archaeoscinidae Stebbing, 1904
    - Mimonectidae Bovallius, 1885
    - Proscinidae Pirlot, 1933
    - Scinidae Stebbing, 1888
    - Lanceoloidea Bovallius, 1887
    - Chuneolidae Woltereck, 1909
    - Lanceolidae Bovallius, 1887
    - Microphasmatidae Stephensen & Pirlot, 1931
- Physocephalata Bowman & Gruner, 1973
  - - Vibilioidea Dana, 1853
    - Cystisomatidae Willemoes-Suhm, 1875
    - Paraphronimidae Bovallius, 1887
    - Vibiliidae Dana, 1853
    - Phronimoidea Rafinesque, 1815
    - Dairellidae Bovallius, 1887
    - Hyperiidae Dana, 1853
    - Phronimidae Rafinesque, 1815
    - Phrosinidae Dana, 1853
    - Lycaeopsoidea Chevreux, 1913
    - Lycaeopsidae Chevreux, 1913
    - Platysceloidea Bate, 1862
    - Anapronoidae Bowman & Gruner, 1973
    - Lycaeidae Claus, 1879
    - Oxycephalidae Dana, 1853
    - Parascelidae Bate, 1862
    - Platyscelidae Bate, 1862
    - Pronoidae Dana, 1853
- Ingolfiellidea Hansen, 1903
  - - Ingolfiellidae Hansen, 1903
    - Metaingolfiellidae Ruffo, 1969
- Isopoda Latreille, 1817
- Phreatoicidea Stebbing, 1893
  - - Amphisopodidae Nicholls, 1943
    - Nichollsiidae Tiwari, 1955
    - Phreatoicidae Chilton, 1891
- Anthuridea Monod, 1922
  - - Antheluridae Poore & Lew Ton, 1988
    - Anthuridae Leach, 1814
    - Expanathuridae Poore, 2001
    - Hyssuridae Wägele, 1981
    - Leptanthuridae Poore, 2001
    - Paranthuridae Menzies & Glynn, 1968
- Microcerberidea Lang, 1961
  - - Atlantasellidae Sket, 1980
    - Microcerberidae Karaman, 1933
- Flabellifera Sars, 1882
  - - Aegidae White, 1850
    - Ancinidae Dana, 1852
    - Anuropidae Stebbing, 1893
    - Bathynataliidae Kensley, 1978
    - Cirolanidae Dana, 1852
    - Corallanidae Hansen, 1890
    - Cymothoidae Leach, 1814
    - Gnathiidae Leach, 1814
    - Hadromastacidae Bruce & Müller, 1991
    - Keuphyliidae Bruce, 1980
    - Limnoriidae White, 1850
    - Phoratopodidae Hale, 1925
    - Plakarthriidae Hansen, 1905
    - Protognathiidae Wägele & Brandt, 1988
    - Serolidae Dana, 1852
    - Sphaeromatidae Latreille, 1825
    - Tecticepitidae Iverson, 1982
    - Tridentellidae Bruce, 1984
- Asellota Latreille, 1802
  - - Aselloidea Latreille, 1802
    - Asellidae Latreille, 1802
    - Stenasellidae Dudich, 1924
    - Stenetrioidea Hansen, 1905
    - Pseudojaniridae Wilson, 1986
    - Stenetriidae Hansen, 1905
    - Janiroidea Sars, 1897
    - Acanthaspidiidae Menzies, 1962
    - Dendrotiidae Vanhöffen, 1914
    - Desmosomatidae Sars, 1899
    - Echinothambematidae Menzies, 1956
    - Haplomunnidae Wilson, 1976
    - Haploniscidae Hansen, 1916
    - Ischnomesidae Hansen, 1916
    - Janirellidae Menzies, 1956
    - Janiridae Sars, 1897
    - Joeropsididae Nordenstam, 1933
    - Katianiridae Svavarsson, 1987
    - Macrostylidae Hansen, 1916
    - Mesosignidae Schultz, 1969
    - Microparasellidae Karaman, 1933
    - Mictosomatidae Wolff, 1965
    - Munnidae Sars, 1897
    - Munnopsididae Sars, 1869
    - Nannoniscidae Hansen, 1916
    - Paramunnidae Vanhöffen, 1914
    - Pleurocopidae Fresi & Schiecke, 1972
    - Santiidae Wilson, 1987
    - Thambematidae Stebbing, 1913
    - Gnathostenetroidoidea Kussakin, 1967
    - Gnathostenetroididae Kussakin, 1967
    - Protojaniridae Fresi, Idato & Scipione, 1980
    - Vermectiadidae Just & Poore, 1992
- Calabozoida Van Lieshout, 1983
  - - Calabozoidae Van Lieshout, 1983
- Valvifera Sars, 1882
  - - Antarcturidae Poore, 2001
    - Arcturidae Dana, 1849
    - Arcturididae Poore, 2001
    - Austrarcturellidae Poore & Bardsley, 1992
    - Chaetiliidae Dana, 1849
    - Holidoteidae Wägele, 1989
    - Holognathidae Thomson, 1904
    - Idoteidae Samouelle, 1819
    - Pseudidotheidae Ohlin, 1901
    - Rectarcturidae Poore, 2001
    - Xenarcturidae Sheppard, 1957
- Epicaridea Latreille, 1831
  - - Bopyroidea Rafinesque, 1815
    - Bopyridae Rafinesque, 1815
    - Dajidae Giard & Bonnier, 1887
    - Entoniscidae Kossmann, 1881
    - Cryptoniscoidea Kossmann, 1880
    - Asconiscidae Bonnier, 1900
    - Cabiropidae Giard & Bonnier, 1887
    - Crinoniscidae Bonnier, 1900
    - Cryptoniscidae Kossmann, 1880
    - Cyproniscidae Bonnier, 1900
    - Fabidae Danforth, 1963
    - Hemioniscidae Bonnier, 1900
    - Podasconidae Bonnier, 1900
- Oniscidea Latreille, 1802
  - - Dubioniscidae Schultz, 1995
    - Helelidae Ferrara, 1977
    - Irmaosidae Ferrara & Taiti, 1983
    - Pseudarmadillidae Vandel, 1973
    - Scleropactidae Verhoeff, 1938
- Tylomorpha Vandel, 1943
  - - Tylidae Dana, 1852
- Ligiamorpha Vandel, 1943
  - Diplocheta Vandel, 1957
    - Ligiidae Leach, 1814
    - Mesoniscidae Verhoeff, 1908
  - Synocheta Legrand, 1946
    - Trichoniscoidea Sars, 1899
    - Buddelundiellidae Verhoeff, 1930
    - Trichoniscidae Sars, 1899
    - Styloniscoidea Vandel, 1952
    - Schoebliidae Verhoeff, 1938
    - Styloniscidae Vandel, 1952
    - Titaniidae Verhoeff, 1938
    - Tunanoniscidae Borutskii, 1969
  - Crinocheta Legrand, 1946
    - Oniscoidea Latreille, 1802
    - Bathytropidae Vandel, 1952
    - Berytoniscidae Vandel, 1973
    - Detonidae Budde-Lund, 1906
    - Halophilosciidae Verhoeff, 1908
    - Olibrinidae Vandel, 1973
    - Oniscidae Latreille, 1802
    - Philosciidae Kinahan, 1857
    - Platyarthridae Vandel, 1946
    - Pudeoniscidae Lemos de Castro, 1973
    - Rhyscotidae Budde-Lund, 1908
    - Scyphacidae Dana, 1852
    - Speleoniscidae Vandel, 1948
    - Sphaeroniscidae Vandel, 1964
    - Stenoniscidae Budde-Lund, 1904
    - Tendosphaeridae Verhoeff, 1930
    - Armadilloidea Brandt, 1831
    - Actaeciidae Vandel, 1952
    - Armadillidae Brandt, 1831
    - Armadillidiidae Brandt, 1833
    - Atlantidiidae Arcangeli, 1954
    - Balloniscidae Vandel, 1963
    - Cylisticidae Verhoeff, 1949
    - Eubelidae Budde-Lund, 1904
    - Periscyphicidae Ferrara, 1973
    - Porcellionidae Brandt, 1831
    - Trachelipodidae Strouhal, 1953
- Tanaidacea Dana, 1849
- Tanaidomorpha Sieg, 1980
  - - Tanaoidea Dana, 1849
    - Tanaidae Dana, 1849
    - Paratanaoidea Lang, 1949
    - Anarthruridae Lang, 1971
    - Leptochelidae Lang, 1973
    - Nototanaidae Sieg, 1976
    - Paratanaidae Lang, 1949
    - Pseudotanaidae Sieg, 1976
    - Pseudozeuxidae Sieg, 1982
    - Typhlotanaidae Sieg, 1986
- Neotanaidomorpha Sieg, 1980
  - - Neotanaidae Lang, 1956
- Apseudomorpha Sieg, 1980
  - - Apseudoidea Leach, 1814
    - Anuropodidae Ba˘ cescu, 1980
    - Apseudellidae Gutu, 1972
    - Apseudidae Leach, 1814
    - Gigantapseudidae Kudinova-Pasternak, 1978
    - Kalliapseudidae Lang, 1956
    - Metapseudidae Lang, 1970
    - Pagurapseudidae Lang, 1970
    - Parapseudidae Gutu, 1981
    - Sphyrapidae Gutu, 1980
    - Tanapseudidae Ba˘ cescu, 1978
    - Tanzanapseudidae Ba˘ cescu, 1975
    - Whiteleggiidae Gutu, 1972
- Cumacea Krøyer, 1846
  - - Bodotriidae Scott, 1901
    - Ceratocumatidae Calman, 1905
    - Diastylidae Bate, 1856
    - Gynodiastylidae Stebbing, 1912
    - Lampropidae Sars, 1878
    - Leuconidae Sars, 1878
    - Nannastacidae Bate, 1866
    - Pseudocumatidae Sars, 1878
- Eucarida Calman, 1904
- Euphausiacea Dana, 1852
  - - Bentheuphausiidae Colosi, 1917
    - Euphausiidae Dana, 1852
- Amphionidacea Williamson, 1973
  - - Amphionididae Holthuis, 1955
- Decapoda Latreille, 1802
- Dendrobranchiata Bate, 1888
  - - Penaeoidea Rafinesque, 1815
    - Aristeidae Wood-Mason & Alcock, 1891
    - Benthesicymidae Wood-Mason & Alcock, 1891
    - Penaeidae Rafinesque, 1815
    - Sicyoniidae Ortmann, 1898
    - Solenoceridae Wood-Mason & Alcock, 1891
    - Sergestoidea Dana, 1852a
    - Luciferidae De Haan, 1849
    - Sergestidae Dana, 1852a
- Pleocyemata Burkenroad, 1963
- Stenopodidea Bate, 1888
  - - Macromaxillocarididae Alvarez, Iliffe & Villalobos, 2006
    - Spongicolidae Schram, 1986
    - Stenopodidae Claus, 1872
- Caridea Dana, 1852c
  - - Procaridoidea Chace & Manning, 1972
    - Procarididae Chace & Manning, 1972
    - Galatheacaridoidea Vereshchaka, 1997a
    - Galatheacarididae Vereshchaka, 1997a
    - Pasiphaeoidea Dana, 1852a
    - Pasiphaeidae Dana, 1852a
    - Oplophoroidea Dana, 1852a
    - Oplophoridae Dana, 1852a
    - Atyoidea De Haan, 1849
    - Atyidae De Haan, 1849
    - Bresilioidea Calman, 1896
    - Agostocarididae Hart & Manning, 1986
    - Alvinocarididae Christoffersen, 1986
    - Bresiliidae Calman, 1896
    - Disciadidae Rathbun, 1902
    - Pseudochelidae De Grave & Moosa, 2004
    - Nematocarcinoidea Smith, 1884
    - Eugonatonotidae Chace, 1937a
    - Nematocarcinidae Smith, 1884
    - Rhynchocinetidae Ortmann, 1890
    - Xiphocarididae Ortmann, 1895
    - Psalidopodoidea Wood-Mason,
    - Psalidopodidae Wood-Mason, 1892
    - Stylodactyloidea Bate, 1888
    - Stylodactylidae Bate, 1888
    - Campylonotoidea Sollaud, 1913
    - Bathypalaemonellidae de Saint Laurent, 1985
    - Campylonotidae Sollaud, 1913
    - Palaemonoidea Rafinesque, 1815
    - Anchistioididae Borradaile, 1915
    - Desmocarididae Borradaile, 1915
    - Euryrhynchidae Holthuis, 1950
    - Gnathophyllidae Dana, 1852a
    - Hymenoceridae Ortmann, 1890
    - Kakaducarididae Bruce, 1993
    - Palaemonidae Rafinesque, 1815
    - Typhlocarididae Annandale & Kemp, 1913
    - Alpheoidea Rafinesque, 1815
    - Alpheidae Rafinesque, 1815
    - Barbouriidae Christoffersen, 1987
    - Hippolytidae Bate, 1888
    - Ogyrididae Holthuis, 1955
    - Processoidea Ortmann, 1896
    - Processidae Ortmann, 1896
    - Pandaloidea Haworth, 1825
    - Pandalidae Haworth, 1825
    - Thalassocarididae Bate, 1888
    - Physetocaridoidea Chace, 1940a
    - Physetocarididae Chace, 1940a
    - Crangonoidea Haworth, 1825
    - Crangonidae Haworth, 1825
    - Glyphocrangonidae Smith, 1884
- Astacidea Latreille, 1802
  - - Enoplometopoidea de Saint Laurent, 1988
    - Enoplometopidae de Saint Laurent, 1988
    - Nephropoidea Dana, 1852a
    - Nephropidae Dana, 1852a
    - Astacoidea Latreille, 1802
    - Astacidae Latreille, 1802
    - Cambaridae Hobbs, 1942
    - Parastacoidea Huxley, 1879
    - Parastacidae Huxley, 1879
- Glypheidea Winckler, 1882
  - - Glypheoidea Winckler, 1882
    - Glypheidae Winckler, 1882
- Axiidea de Saint Laurent, 1979b
  - - Axiidae Huxley, 1879
    - Callianassidae Dana, 1852a
    - Callianideidae Kossmann, 1880
    - Calocarididae Ortmann, 1891
    - Ctenochelidae Manning & Felder, 1991
    - Eiconaxiidae K. Sakai & Ohta, 2005
    - Micheleidae K. Sakai, 1992b
    - Strahlaxiidae Poore, 1994
    - Thomassiniidae de Saint Laurent, 1979a
- Gebiidea de Saint Laurent, 1979b
  - - Axianassidae Schmitt, 1924
    - Laomediidae Borradaile, 1903b
    - Thalassinidae Latreille, 1831
    - Upogebiidae Borradaile, 1903b
- Achelata Scholtz & Richter, 1995
  - - Palinuridae Latreille, 1802
    - Scyllaridae Latreille, 1825a
- Polychelida Scholtz & Richter, 1995
  - - Polychelidae Wood-Mason, 1875
- Anomura MacLeay, 1838
  - - Aegloidea Dana, 1852c
    - Aeglidae Dana, 1852c
    - Galatheoidea Samouelle, 1819
    - Chirostylidae Ortmann, 1892a
    - Galatheidae Samouelle, 1819
    - Porcellanidae Haworth, 1825
    - Hippoidea Latreille, 1825a
    - Albuneidae Stimpson, 1858d
    - Blepharipodidae Boyko, 2002
    - Hippidae Latreille, 1825a
    - Kiwaoidea Macpherson, Jones & Segonzac, 2005
    - Kiwaidae Macpherson, Jones & Segonzac, 2005
    - Lithodoidea Samouelle, 1819
    - Hapalogastridae Brandt, 1850
    - Lithodidae Samouelle, 1819
    - Lomisoidea Bouvier, 1895
    - Lomisidae Bouvier, 1895
    - Paguroidea Latreille, 1802
    - Coenobitidae Dana, 1851a
    - Diogenidae Ortmann, 1892a
    - Paguridae Latreille, 1802
    - Parapaguridae Smith, 1882
    - Pylochelidae Bate, 1888
    - Pylojacquesidae McLaughlin & Lemaitre, 2001a
- Brachyura Linnaeus, 1758
  - Dromiacea De Haan, 1833 [in De Haan, 1833-1850]
    - Dromioidea De Haan, 1833
    - Dromiidae De Haan, 1833
    - Dynomenidae Ortmann, 1892b
    - Homolodromioidea Alcock, 1900a
    - Homolodromiidae Alcock, 1900a
    - Homoloidea De Haan, 1839
    - Homolidae De Haan, 1839
    - Latreilliidae Stimpson, 1858d
    - Poupiniidae Guinot, 1991
  - Raninoida De Haan, 1839 [in De Haan, 1833-1850]
    - Raninidae De Haan, 1839
  - Cyclodorippoida Ortmann, 1892b
    - Cyclodorippidae Ortmann, 1892b
    - Cymonomidae Bouvier, 1897b
    - Phyllotymolinidae Tavares, 1998
  - Eubrachyura de Saint Laurent, 1980
  - Heterotremata Guinot, 1977
    - Aethroidea Dana, 1851e
    - Aethridae Dana, 1851e
    - Bellioidea Dana, 1852c
    - Belliidae Dana, 1852c
    - Bythograeoidea Williams, 1980
    - Bythograeidae Williams, 1980
    - Calappoidea De Haan, 1833
    - Calappidae De Haan, 1833
    - Matutidae De Haan, 1835
    - Cancroidea Latreille, 1802
    - Atelecyclidae Ortmann, 1893b
    - Cancridae Latreille, 1802
    - Carpilioidea Ortmann, 1893b
    - Carpiliidae Ortmann, 1893b
    - Cheiragonoidea Ortmann, 1893b
    - Cheiragonidae Ortmann, 1893b
    - Corystoidea Samouelle, 1819
    - Corystidae Samouelle, 1819
    - Dairoidea Serène, 1965
    - Dacryopilumnidae Serène, 1984
    - Dairidae Serène, 1965
    - Dorippoidea MacLeay, 1838
    - Dorippidae MacLeay, 1838
    - Ethusidae Guinot, 1977
    - Eriphioidea MacLeay, 1838
    - Dairoididae Števcic, 2005
    - Eriphiidae MacLeay, 1838
    - Hypothalassiidae Karasawa & Schweitzer, 2006
    - Menippidae Ortmann, 1893b
    - Oziidae Dana, 1851e
    - Platyxanthidae Guinot, 1977
    - Gecarcinucoidea Rathbun, 1904a
    - Gecarcinucidae Rathbun, 1904a
    - Goneplacoidea MacLeay, 1838
    - Acidopsidae Števcic, 2005
    - Chasmocarcinidae Serène, 1964b
    - Conleyidae Števcic, 2005
    - Euryplacidae Stimpson, 1871b
    - Goneplacidae MacLeay, 1838
    - Litocheiridae Števcic, 2005
    - Mathildellidae Karasawa & Kato, 2003
    - Progeryonidae Števcic, 2005
    - Scalopidiidae Števcic, 2005
    - Vultocinidae Ng & Manuel-Santos, 2007
    - Hexapodoidea Miers, 1886
    - Hexapodidae Miers, 1886
    - Leucosioidea Samouelle, 1819
    - Iphiculidae Alcock, 1896
    - Leucosiidae Samouelle, 1819
    - Majoidea Samouelle, 1819
    - Epialtidae MacLeay, 1838
    - Hymenosomatidae MacLeay, 1838
    - Inachidae MacLeay, 1838
    - Inachoididae Dana, 1851g
    - Majidae Samouelle, 1819
    - Oregoniidae Garth, 1958
    - Orithyioidea Dana, 1852c
    - Orithyiidae Dana, 1853
    - Palicoidea Bouvier, 1898
    - Crossotonotidae Moosa & Serène, 1981
    - Palicidae Bouvier, 1898
    - Parthenopoidea MacLeay,
    - Parthenopidae MacLeay, 1838
    - Pilumnoidea Samouelle, 1819
    - Galenidae Alcock, 1898
    - Pilumnidae Samouelle, 1819
    - Tanaocheleidae Ng & P. F. Clark, 2000
    - Portunoidea Rafinesque, 1815
    - Carcinidae MacLeay, 1838
    - Catoptridae Borradaile, 1902a
    - Geryonidae Colosi, 1923
    - Macropipidae Stephenson & Campbell, 1960
    - Pirimelidae Alcock, 1899b
    - Portunidae Rafinesque, 1815
    - Thiidae Dana, 1852c
    - Potamoidea Ortmann, 1896
    - Potamidae Ortmann, 1896
    - Potamonautidae Bott, 1970a
    - Pseudothelphusoidea Ortmann, 1893b
    - Pseudothelphusidae Ortmann, 1893b
    - Pseudozioidea Alcock, 1898
    - Pilumnoididae Guinot & Macpherson, 1987
    - Planopilumnidae Serène, 1984
    - Pseudoziidae Alcock, 1898
    - Retroplumoidea Gill, 1894
    - Retroplumidae Gill, 1894
    - Trapezioidea Miers, 1886
    - Domeciidae Ortmann, 1893b
    - Tetraliidae Castro, Ng & Ahyong, 2004
    - Trapeziidae Miers, 1886
    - Trichodactyloidea H. Milne Edwards, 1853
    - Trichodactylidae H. Milne Edwards, 1853
    - Xanthoidea MacLeay, 1838
    - Panopeidae Ortmann, 1893b
    - Pseudorhombilidae Alcock, 1900b
    - Xanthidae MacLeay, 1838
  - Thoracotremata Guinot, 1977
    - Cryptochiroidea Paul'son, 1875
    - Cryptochiridae Paul'son, 1875
    - Grapsoidea MacLeay, 1838
    - Gecarcinidae MacLeay, 1838
    - Glyptograpsidae Schubart, Cuesta & Felder, 2002
    - Grapsidae MacLeay, 1838
    - Plagusiidae Dana, 1851b
    - Sesarmidae Dana, 1851b
    - Varunidae H. Milne Edwards, 1853
    - Xenograpsidae N. K. Ng, Davie, Schubart & Ng, 2007
    - Ocypodoidea Rafinesque, 1815
    - Camptandriidae Stimpson, 1858b
    - Dotillidae Stimpson, 1858b
    - Heloeciidae H. Milne Edwards, 1852
    - Macrophthalmidae Dana, 1851b
    - Mictyridae Dana, 1851b
    - Ocypodidae Rafinesque, 1815
    - Ucididae Števcic, 2005
    - Xenophthalmidae Stimpson, 1858b
    - Pinnotheroidea De Haan, 1833
    - Pinnotheridae De Haan, 1833