After Parker, 1982, and Martin & Davis, 2001

<==o Heterotremata Guinot, 1977 [incl. Oxystomata, Oxyrhyncha, Cancridea and Brachyrhyncha in partim]
   |--o Dorippoidea MacLeay, 1838 [Oxystomata in partim; incl.Orithyioidea Dana, 1852]
   |  |?-o †Goniochele Bell, 1858 Goniochelidae Schweitzer & Feldmann, 2011
   |  |  |-- †G. angulata bell, 1858
   |  |  `-- †G. madseni Collins & Jakobsen, 2003
   |  `--+--o †Telamonocarcinidae Larghi, 2004
   |     |  |--o †Eodorippe Glaessner, 1980
   |     |  |  |-- †E. spedeni Glaessner, 1980
   |     |  |  `-- †E. binodosus Collins, Kane & Karasawa, 1993
   |     |  `--o †Telamonocarcinus Larghi, 2004
   |     |     |-- †T. antiquus Luque, 2015
   |     |     `-- †T. gambalatus Larghi, 2004
   |     `--+--o Dorippidae MacLeay, 1838
   |        |  |-- †Barthethusa hepatica  Quayle & Collins, 1981
   |        |  |-- Dorippe Weber, 1795
   |        |  |-- Dorippoides Serčne & Romimohtarto, 1969
   |        |  |-- Heikeopsis Ng, Guinot & Davie, 2008
   |        |  |-- Medorippe Manning & Holthuis, 1981
   |        |  |-- Neodorippe Serčne & Romimohtarto, 1969
   |        |  |-- Nobilum Serčne & Romimohtarto, 1969
   |        |  |-- Paradorippe Serčne & Romimohtarto, 1969
   |        |  |-- Philippidorippe Chen, 1985
   |        |  `-- Phyllodorippe Manning & Holthuis, 1981
   |        |-- Orithyia Fabricius, 1798 [Orithyiidae Dana, 1853]
   |        `--o Ethusidae Guinot, 1977
   |           |--o Ethusa Roux, 1830
   |           |  |-- †E. evae Müller & Collins, 1991
   |           |  `== Recent species of Ethusa
   |           |-- Ethusina Smith, 1884
   |           |-- Parethusa Chen, 1997
   |           `-- Serpenthusa Naruse, Castro & Ng, 2009
   |--o Calappoidea Milne Edwards, 1837 [Oxystomata in partim]
   |  |-- Calappidae Milne Edwards, 1837
   |  `-- Hepatidae Stimpson, 1871
   |--o Leucosioidea Samouelle, 1819 [Oxystomata in partim]
   |  |-- Leucosiidae Samouelle, 1819
   |  `-- Matutidae de Hann, 1841
   |--o Majoidea Samouelle, 1819 [Oxyrhyncha in partim] (hämähäkkirapujensukuiset taskuravut)
   |  |-- Epialtidae MacLeay, 1838
   |  |-- Inachidae MacLeay, 1838
   |  |-- Inachoididae Dana, 1851
   |  |?- Macrocheiridae Balss, 1929 [not recognized by Martin & Davis, 2001]
   |  |-- Majidae Samouelle, 1819 (hämähäkkiravut)
   |  |-- Mithracidae Balss, 1929
   |  |?- Oregoniidae Garth, 1958 [not recognized by Martin & Davis, 2001]
   |  |-- Pisidae Dana, 1851
   |  `-- Tychidae Dana, 1851
   |-- Hymenosomatidae Macleay, 1838 [Hymenosomatoidea Macleay, 1838] [Oxyrhyncha in partim]
   |--o Parthenopoidea MacLeay, 1838 [incl. Mimilambroidea Williams, 1979] [Oxyrhyncha in partim]
   |  |-- Aethridae Dana, 1851
   |  |-- Dairidae Ng & Rodriguez, 1986
   |  |-- Daldorfiidae Ng & Rodriguez, 1986
   |  `--o Parthenopidae MacLeay, 1838 [incl. Mimilambridae Williams, 1979]
   |     `-- Mimilambrus [Mimilambridae Williams, 1979]
   |-- Retroplumidae Gill, 1894 [Retroplumoidea Gill, 1894] [Brachyrhyncha in partim]
   |--o Cancroidea Latreille, 1802 [Cancridea Latreille, 1802]
   |  |-- Atelecyclidae Ortmann, 1893
   |  |-- Cancridae Latreille, 1802 (isotaskuravut)
   |  |--o Cheiragonidae Ortmann, 1893
   |  |  |-- Telmessus
   |  |  `-- Erimacrus
   |  |-- Corystidae Samouelle, 1819 (naamioravut)
   |  |-- Pirimelidae Alcock, 1899
   |  `-- Thiidae Dana, 1852
   |--o Portunoidea Rafinesque, 1815 [Brachyrhyncha in partim]
   |  |-- Ceryonidae Colosi, 1923
   |  |-- Portunidae Rafinesque, 1815
   |  `-- Trichodactylidae Milne Edwards, 1853 (South American freshwater crabs 1; eteläamerikan makeanveden taskuravut 1)
   |-- Bythograeidae Williams, 1980 [Bythograeoidea Williams, 1980] [Brachyrhyncha in partim] [possibly xanthoids]
   |--o Xanthoidea MacLeay, 1838 [incl. Eumedonoidea Miers] [Brachyrhyncha in partim]
   |  |-- Carpiliidae Ortmann, 1893
   |  |-- Eumedonidae Dana, 1853
   |  |-- Goneplacidae MacLeay, 1838 [Coneplagidae lapsus calami]
   |  |-- Hexapodidae Miers, 1886
   |  |--o Menippidae Ortmann, 1893 [Eriphiidae MacLeay, 1838; Oziidae Dana, 1852]
   |  |  |-- Menippe
   |  |  `-- Ozius
   |  |-- Panopeidae Ortmann, 1893
   |  |--o Pilumnidae Samouelle, 1819
   |  |  `-- Halimede [Halimedinae]
   |  |-- Platyxanthidae Guinot, 1977
   |  |-- Pseudorhombilidae Alcock, 1900
   |  |-- Trapeziidae Miers, 1886
   |  `-- Xanthidae MacLeay, 1838
   |-- Belliidae Dana, 1852 [Bellioidea Dana, 1852] [Brachyrhyncha in partim]
   |--o Potamoidea Ortmann, 1896 [incl. Pseudothelphusoidea Ortmann, 1893; Gecarcinucoidea Rathbun, 1904] [Brachyrhyncha in partim] (Old World freshwater crabs 1; Vanhan Maailman makeanveden taskuravut 1)
   |  |-- Deckeniidae Ortmann, 1897
   |  |-- Platythelphusidae Colosi, 1920 [monogeneric]
   |  |-- Potamidae Ortmann, 1896 [incl. Sinopotamidae and Isolapotamidae] (jokitaskuravut)
   |  `-- Potamonautidae Bott, 1970
   |-- Pseudothelphusidae Ortmann, 1893 [incl. Potamocarcinidae] [Pseudothelphusoidea Ortmann, 1893] (South American freshwater crabs 2; eteläamerikan makeanveden taskuravut 2)
   |--o Gecarcinucoidea Rathbun, 1904 [Brachyrhyncha in partim]> (Old World freshwater crabs 2; Vanhan Maailman makeanveden taskuravut 2)
   |  |-- Gecarcinucidae Rathbun, 1904
   |  `-- Parathelphusidae Alcock, 1910 [incl. Sundathelphusidae]
   `-- Cryptochiridae Paulson, 1875 [Hapalocercinidae] [Cryptochiroidea Paulson, 1875] [Brachyrhyncha in partim] (coral gall crabs)

Reference(s):