Latreille, 1803
Outline classification
The classification of brachyurans of the Southwest Atlantic Ocean is summarized as follows based on Bowman and Abele (1982), Williams (1984), and Melo (1996):
Section Dromiacea De Haan, 1833
Superfamily Dromioidea De Haan, 1833
Family Dromiidae De Haan, 1833
Superfamily Homoloidea De Haan, 1839
Family Homolidae De Haan, 1839
Family Latreilliidae Stimpson, 1858
Section Oxystomata H. Milne Edwards, 1834
Superfamily Dorippoidea De Haan, 1833
Family Dorippidae De Haan, 1833
Superfamily Calappoidea De Haan, 1833
Family Calappidae De Haan, 1833
Family Leucosiidae Samouelle, 1819
Superfamily Cyclodorippoidea Ortmann, 1892
Family Cyclodorippidae Ortmann, 1892
Family Cymonomidae Bouvier, 1897
Superfamily Raninoidea De Haan, 1833
Family Raninidae De Haan, 1833
Section Oxyrhyncha Latreille, 1803
Superfamily Majoidea Samouelle, 1819
Family Majidae Samouelle, 1819
Superfamily Parthenopoidea MacLeay, 1838
Family Parthenopidae MacLeay, 1838
Superfamily Hymenosomatoidea MacLeay, 1838
Family Hymenosomatidae MacLeay, 1838
Section Brachyrhyncha Borradaile, 1907
Superfamily Cancroidea Latreille, 1803
Family Atelecyclidae Ortmann, 1893
Superfamily Bellioidea Dana, 1852
Family Belliidae Dana, 1852
Superfamily Portunoidea Rafinesque, 1815
Family Portunidae Rafinesque, 1815
Superfamily Xanthoidea MacLeay, 1838
Family Geryonidae Colosi, 1924
Family Xanthidae MacLeay, 1838
Family Goneplacidae MacLeay, 1838
Superfamily Pinnotheroidea De Haan, 1833
Family Pinnotheridae De Haan, 1833
Superfamily Grapsoidea MacLeay, 1838
Family Grapsidae MacLeay, 1838
Family Gecarcinidae MacLeay, 1838
Superfamily Ocypodoidea Rafinesque, 1815
Family Ocypodidae Rafinesque, 1815
Family Palicidae Bouvier, 1897
Superfamily Cryptochiroidea Paulson, 1875
Family Cryptochiridae Paulson, 1875
Table 1 South Atlantic brachyuran species displays all crab species recorded from the South Atlantic, and indicates which species are known with larval stage(s).