Aeginellidae Leach, 1814 accepted as Caprellidae Leach, 1814 (basis of record)
Aeginellidae Leach, 1814 accepted as Caprellidae Leach, 1814 (source of synonymy)
Amathillopsidae Pirlot, 1934 (additional source)
Ampeliscidae Krøyer, 1842 (additional source)
Amphilochidae Boeck, 1871 (additional source)
Amphipoda (additional source)
Ampithoidae Boeck, 1871 (additional source)
Anisogammaridae Bousfield, 1977 (additional source)
Aoridae Stebbing, 1899 (additional source)
Astacidae Latreille, 1802 (additional source)
Astacidea (additional source)
Astacoidea Latreille, 1802 (taxonomy source)
Bateidae Stebbing, 1906 (basis of record)
Biancolinidae J.L. Barnard, 1972 accepted as Ampithoidae Boeck, 1871 (additional source)
Bogidiellidae Hertzog, 1936 (additional source)
Cancroidea Latreille, 1802 (additional source)
Caprellidae Leach, 1814 (additional source)
Caprellidea accepted as Caprelloidea Leach, 1814 (basis of record)
Carangoliopsidae Bousfield, 1977 (additional source)
Ceinidae J.L. Barnard, 1972 (basis of record)
Cheluridae Allman, 1847 (additional source)
Colomastigidae Chevreux, 1899 (additional source)
Corophiidae Leach, 1814 (additional source)
Cressidae Stebbing, 1899 (additional source)
Crinocheta (basis of record)
Cyclopoida (additional source)
Cystisomatidae Willemöes-Suhm, 1875 (additional source)
Dairellidae Bovallius, 1887 (additional source)
Dexaminidae Leach, 1814 (additional source)
Epimeriidae Boeck, 1871 (additional source)
Eubrachyura (additional source)
Eucarida (additional source)
Eumalacostraca (additional source)
Eusiridae Stebbing, 1888 (additional source)
Gammaracanthidae Bousfield, 1989 (additional source)
Gammarellidae Bousfield, 1977 (additional source)
Gammaridae Latreille, 1802 (additional source)
Gammaridea (additional source)
Haustoriidae Stebbing, 1906 (additional source)
Heterotremata (additional source)
Hoplocarida (basis of record)
Hyalidae Bulyčeva, 1957 (additional source)
Hyperiidea (additional source)
Hyperiopsidae Bovallius, 1886 (additional source)
Ingolfiellidae Hansen, 1903 (additional source)
Ingolfiellidea (additional source)
Iphimediidae Boeck, 1871 (additional source)
Isaeidae Dana, 1852 (additional source)
Ischyroceridae Stebbing, 1899 (additional source)
Isopoda (additional source)
Lafystiidae Sars, 1893 (additional source)
Lanceolidae Bovallius, 1887 (additional source)
Lanceoloidea Bovallius, 1887 (basis of record)
Laphystiopsidae Stebbing, 1899 (additional source)
Leucothoidae Dana, 1852 (additional source)
Liljeborgiidae Stebbing, 1899 (additional source)
Lysianassidae Dana, 1849 (additional source)
Malacostraca (additional source)
Megaluropidae Thomas & Barnard, 1986 (additional source)
Melitidae Bousfield, 1973 (additional source)
Melphidippidae Stebbing, 1899 (additional source)
Microphasmatidae Stephensen & Pirlot, 1931 accepted as Microphasmidae Stephensen & Pirlot, 1931 (basis of record)
Mimonectidae Bovallius, 1885 (additional source)
Neocopepoda (basis of record)
Odiidae Coleman & Barnard, 1991 (additional source)
Oedicerotidae Lilljeborg, 1865 (additional source)
Oniscidea (additional source)
Oxycephalidae Spence Bate, 1863 (basis of record)
Pardaliscidae Boeck, 1871 (additional source)
Pariambidae Laubitz, 1993 accepted as Caprellidae Leach, 1814 (basis of record)
Peracarida (additional source)
Phliantidae Stebbing, 1899 (additional source)
Phoxocephalidae G.O. Sars, 1891 (additional source)
Phronimidae Rafinesque, 1815 (additional source)
Phronimoidea Rafinesque, 1815 (basis of record)
Phrosinidae Dana, 1852 (additional source)
Phtisicidae accepted as Caprellidae Leach, 1814 (basis of record)
Phtisicoidea Vassilenko, 1968 accepted as Caprellidae Leach, 1814 (basis of record)
Physocephalata (basis of record)
Physosomata (basis of record)
Platyscelidae Spence Bate, 1863 (additional source)
Platysceloidea Spence Bate, 1863 (basis of record)
Pleocyemata (additional source)
Pleustidae Buchholz, 1874 (additional source)
Podoceridae Leach, 1814 (additional source)
Podoplea (basis of record)
Pontoporeiidae Dana, 1852 (additional source)
Pronoidae Dana, 1852 (additional source)
Protellidae McCain, 1970 accepted as Caprellidae Leach, 1814 (basis of record)
Scinidae Stebbing, 1888 (additional source)
Scinoidea Stebbing, 1888 (basis of record)
Sebidae Walker, 1908 (additional source)
Splanchnotrophidae Norman & Scott T., 1906 (additional source)
Squillidae Latreille, 1802 (additional source)
Stenothoidae Boeck, 1871 (additional source)
Stomatopoda (additional source)
Synopiidae Dana, 1853 (additional source)
Talitridae Rafinesque, 1815 (additional source)
Temnophliantidae Griffiths, 1975 (basis of record)
Unipeltata (additional source)

 Authority

 for Asellidae Latreille, 1802

Latreille, 1802 [details]

 Authority

 for Calanidae Dana, 1849

Dana, 1846 [details]

 Authority

 for Cletodidae Scott T., 1904

Scott, 1905 [details]

 Authority

 for Cyclopinidae Sars G.O., 1913

Sars, 1913 [details]

 Authority

 for Cymothoidae Leach, 1814

Leach, 1814 [details]

 Authority

 for Hyperiidae Dana, 1852

Dana, 1853 [details]

 Authority

 for Laophontidae Scott T., 1904

Scott, 1905 [details]

 Authority

 for Longipediidae Boeck, 1865

Sars, 1903 [details]

 Authority

 for Oniscidae Latreille, 1802

Latreille, 1802 [details]

 Authority

 for Peltidiidae Claus, 1860

Sars, 1904 [details]

 Authority

 for Pontellidae Dana, 1852-1853

Dana, 1852 [details]

 Authority

 for Tharybidae Sars G.O., 1902

Sars, 1902 [details]

 Classification

 for Conchostraca

The term Conchostraca is removed by Martin & Davis (2001) because of the distinct nature of the underlying species ... [details]

 Spelling

 for Cylindroleberidae

Cylindroleberididae Müller, 1906 [details]

 Spelling

 for Entomolepidae Brady, 1899

Entomolepididae Brady, 1899 [details]

 Spelling

 for Lafystiidae Sars, 1893

Laphystiidae [details]

 Spelling

 for Xenocoelomidae Bresciani & Lutzen, 1966

Xenocoelomatidae [details]

 Status

 for Eucladocera

Eucladocera has been removed, as we saw no evidence for grouping together all other cladocerans as the sister taxon ... [details]

 Synonymy

 for Pleurogoniidae Nordenstam, 1933

This family is considered valid by some sources (e.g. Roman & Dalens, 1999), but is considered as a junior synonym ... [details]

 Synonymy

 for Pseudomesidae Hansen, 1916

The family Pseudomesidae was sunk into the Desmosomatidae by Svavarsson (1984) [details]