Acanthochirus Peters, 1861 accepted as Cercophonius Peters, 1861 (status source)
Acanthoscopioniidae † accepted as Acanthoscorpionidae Kjellesvig-Waering, 1986 † (basis of record)
Acanthoscorpio Kjellesvig-Waering, 1986 † (verified source for family)
Acanthoscorpius Jeram, 1998 † accepted as Acanthoscorpio Kjellesvig-Waering, 1986 † (basis of record)
Acanthothraustes Mello-Leitão, 1945 accepted as Euscorpius Thorell, 1876 (status source)
Adroctonus Larrouy et al., 1972 accepted as Androctonus Ehrenberg in Hemprich & Ehrenberg, 1828 (status source)
Adroctonus Larrouy et al., 1972 accepted as Androctonus Ehrenberg in Hemprich & Ehrenberg, 1828 (basis of record)
Adroctonus Larrouy et al., 1972 accepted as Androctonus Ehrenberg in Hemprich & Ehrenberg, 1828 (source of synonymy)
Afghanobuthus Lourenço, 2005 accepted as Mesobuthus Vachon, 1950 (verified source for family)
Afghanobuthus Lourenço, 2005 accepted as Mesobuthus Vachon, 1950 (source of synonymy)
Afghanobuthus Lourenço, 2005 accepted as Mesobuthus Vachon, 1950 (status source)
Afghanobuthus Lourenço, 2005 accepted as Mesobuthus Vachon, 1950 (basis of record)
Afghanorthochirus Lourenço & Vachon, 1997 accepted as Orthochirus Karsch, 1892 (source of synonymy)
Afghanorthochirus Lourenço & Vachon, 1997 accepted as Orthochirus Karsch, 1892 (status source)
Afroisometrus Kovarik, 1997 (status source)
Akentrobuthus Lamoral, 1976 (status source)
Akrav Levy, 2007 (current name source)
Alacran Francke, 1982 (verified source for family)
Alacran Francke, 1982 (status source)
Alayotityus de Armas, 1973 (status source)
Allobuthiscorpius Kjellesvig-Waering, 1986 † accepted as Compsoscorpius Petrunkevitch, 1949 † (status source)
Allobuthiscorpius Kjellesvig-Waering, 1986 † accepted as Compsoscorpius Petrunkevitch, 1949 † (source of synonymy)
Allobuthus Kjellesvig-Waering, 1986 † (status source)
Allopalaeophonus Kjellesvig-Waering, 1986 † (status source)
Alloscorpiops Vachon, 1980 accepted as Scorpiops Peters, 1861 (verified source for family)
Alloscorpius Petrunkevitch, 1949 † accepted as Eoscorpius Meek & Worthen, 1868 † (status source)
Alterotrichus Tikader & Bastawade, 1983 accepted as Lychas Koch, 1845 (status source)
Amanteris Mello Campos, 1924 accepted as Ananteris Thorell, 1891 (basis of record)
Ananteris Thorell, 1891 (status source)
Ananteroides Borelli, 1911 (status source)
Ananteroides Borelli, 1911 (current name source)
Anantyeroides Bacelar, 1950 accepted as Ananteroides Borelli, 1911 (basis of record)
Anantyeroides Bacelar, 1950 accepted as Ananteroides Borelli, 1911 (status source)
Anaplobuthus Lamoral & Reynders, 1975 accepted as Butheoloides Hirst, 1925 (basis of record)
Anaplobuthus Lamoral & Reynders, 1975 accepted as Butheoloides Hirst, 1925 (status source)
Anateris Mello Campos, 1924 accepted as Ananteris Thorell, 1891 (basis of record)
Anateroides Lamoral & Reynders, 1975 accepted as Ananteroides Borelli, 1911 (basis of record)
Anateroides Lamoral & Reynders, 1975 accepted as Ananteroides Borelli, 1911 (status source)
Andibothriurus Bücherl, 1964 accepted as Bothriurus Peters, 1861 (source of synonymy)
Andibothriurus Bücherl, 1964 accepted as Bothriurus Peters, 1861 (status source)
Andibothriurus Maury, 1975 accepted as Bothriurus Peters, 1861 (source of synonymy)
Andibothriurus Maury, 1975 accepted as Bothriurus Peters, 1861 (status source)
Andoctronus Cloudsley-Thompson, 1965 accepted as Androctonus Ehrenberg in Hemprich & Ehrenberg, 1828 (basis of record)
Andoctronus Cloudsley-Thompson, 1965 accepted as Androctonus Ehrenberg in Hemprich & Ehrenberg, 1828 (status source)
Andrioctonus Abushama, 1963 accepted as Androctonus Ehrenberg in Hemprich & Ehrenberg, 1828 (status source)
Andrioctonus Abushama, 1963 accepted as Androctonus Ehrenberg in Hemprich & Ehrenberg, 1828 (basis of record)
Androcottus Karsch, 1879 accepted as Tityus Koch, 1836 (status source)
Androcottus Karsch, 1879 accepted as Tityus Koch, 1836 (source of synonymy)
Androcronus Santos et al., 2016 accepted as Androctonus Ehrenberg in Hemprich & Ehrenberg, 1828 (basis of record)
Androcronus Santos et al., 2016 accepted as Androctonus Ehrenberg in Hemprich & Ehrenberg, 1828 (source of synonymy)
Androcronus Santos et al., 2016 accepted as Androctonus Ehrenberg in Hemprich & Ehrenberg, 1828 (status source)
Androctanus Yusubov & Gadzhiev, 1982 accepted as Androctonus Ehrenberg in Hemprich & Ehrenberg, 1828 (basis of record)
Androctanus Yusubov & Gadzhiev, 1982 accepted as Androctonus Ehrenberg in Hemprich & Ehrenberg, 1828 (status source)
Androctenus Esquivel de Verde & Machado-Allison, 1969 accepted as Androctonus Ehrenberg in Hemprich & Ehrenberg, 1828 (status source)
Androctenus Esquivel de Verde & Machado-Allison, 1969 accepted as Androctonus Ehrenberg in Hemprich & Ehrenberg, 1828 (basis of record)
Ankaranocharmus Lourenço, 2004 accepted as Microcharmus Lourenço, 1995 (status source)
Anomalobuthus Kraepelin, 1900 (current name source)
Anomalobuthus Kraepelin, 1900 (status source)
Anoplobuthus Caporiacco, 1932 accepted as Butheoloides Hirst, 1925 (source of synonymy)
Anoplobuthus Caporiacco, 1932 accepted as Butheoloides Hirst, 1925 (status source)
Anthracochaerilus Kjellesvig-Waering, 1986 † (status source)
Anthracochaerilus Kjellesvig-Waering, 1986 † (verified source for family)
Anthracoscorpio Kušta, 1889 † (current name source)
Anthracoscorpio Kušta, 1889 † (status source)
Antridiscalceatus Rossi, 2018 (status source)
Antridiscalceatus Rossi, 2018 (basis of record)
Anuroctonus Pocock, 1893 (current name source)
Anuroctonus Pocock, 1893 (basis of record)
Anuroctonus Pocock, 1893 (status source)
Aops Volschenk & Prendini, 2008 (name verified source)
Aops Volschenk & Prendini, 2008 (current name source)
Aops Volschenk & Prendini, 2008 (status source)
Apisthobuthus Stahnke, 1972 accepted as Apistobuthus Finnegan, 1932 (basis of record)
Apisthobuthus Stahnke, 1972 accepted as Apistobuthus Finnegan, 1932 (source of synonymy)
Apistobuthus Finnegan, 1932 (status source)
Apistobuthus Finnegan, 1932 (current name source)
Archaeoananteroides Lourenço, 2016 † (status source)
Archaeoananteroides Lourenço, 2016 † (basis of record)
Archaeobuthus Lourenço, 2001 † (status source)
Archaeobuthus Lourenço, 2001 † (current name source)
Archaeoctonidae Petrunkevitch, 1949 † accepted as Proscorpiidae Scudder, 1885 † (source of synonymy)
Archaeoctonus Pocock, 1911 † (status source)
Archaeoctonus Pocock, 1911 † (current name source)
Archaeoctonus Pocock, 1911 † (verified source for family)
Archaeophonus Kjellesvig-Waering, 1966 † accepted as Proscorpius Whitfield, 1885 † (status source)
Archaeoscorpiops Lourenço, 2015 † (basis of record)
Archaeoscorpiops Lourenço, 2015 † (status source)
Archaeoscorpiops Lourenço, 2015 † (current name source)
Archaeotityus Lourenço, 2006 accepted as Tityus Koch, 1836 (status source)
Archiosometrus Stahnke, 1972 accepted as Archisometrus Kraepelin, 1891 accepted as Lychas Koch, 1845 (status source)
Archiosometrus Stahnke, 1972 accepted as Archisometrus Kraepelin, 1891 accepted as Lychas Koch, 1845 (basis of record)
Archiosometrus Stahnke, 1972 accepted as Archisometrus Kraepelin, 1891 accepted as Lychas Koch, 1845 (source of synonymy)
Archisometrus Kraepelin, 1891 accepted as Lychas Koch, 1845 (status source)
Archisometrus Kraepelin, 1891 accepted as Lychas Koch, 1845 (source of synonymy)
Aspiscorpio Kjellesvig-Waering, 1986 † (status source)
Atraeus Berthold, 1846 accepted as Atreus Gervais, 1843 accepted as Tityus Koch, 1836 (status source)
Atreus Gervais, 1843 accepted as Tityus Koch, 1836 (status source)
Atreus Gervais, 1843 accepted as Tityus Koch, 1836 (source of synonymy)
Australobuthus Locket, 1990 (status source)
Auyantepuia González-Sponga, 1978 (source of synonymy)

 Taxonomic remark

 for Andibothriurus Maury, 1975

As Bothriurus (Andibothriurus) in Hallan, 2000-. Currently valid as subgenus (Francke, 2019). [details]

 Taxonomic remark

 for Araripescorpius Bouret Campos, 1986 †

Authorship also cited as "Campos, 1986" [details]

 Taxonomic remark

 for Atreus Gervais, 1843

as subgenus of Scorpio (Hallan, 2000-). Still a valid subgenus (Francke, 2010), now of Tityus. [details]

 Taxonomic remark

 for Balfourianus Vachon, 1979

As Buthotus (Balfourianus). Now a valid subgenus of Hottentotta Birula, 1908. [details]

 Taxonomic remark

 for Buthacus Birula, 1908

Originally as subgenus of Buthus. [details]

 Taxonomic remark

 for Dunlopandinoides Rossi, 2016

As a subgenus of Pandinoides. [details]

 Taxonomic remark

 for Gigantoloides Lourenço, 2002

As Butheoloides (Gigantoloides) . Currently valid as subgenus. [details]

 Taxonomic remark

 for Liassoscorpionides Bode, 1951 †

In Scorpiones Incertae sedis according to Francke, 2019 [details]

 Taxonomic remark

 for Microsternus Maury, 1973

As Brachistosternus (Microsternus). Junior homonym of Microsternus Lewis, 1887. Replacement name is Ministernus ... [details]

 Taxonomic remark

 for Ministernus Francke, 1985

n.n. as Brachistosternus (Ministernus) pro Brachistosternus (Microsternus) Maury, 1973. Currently valid as subgenus. [details]

 Taxonomic remark

 for Orthochirus Karsch, 1892

nom nov. for Orthodactylus Karsch, 1881, non Hitchcock, 1858 [details]

 Taxonomic remark

 for Orthodactylus Karsch, 1881

praeocc. Hitchcock 1858 (Hallan, 2000-) [details]

 Taxonomic remark

 for Pandinoriens Rossi, 2015

As a subgenus of Pandinurus. Synonymised by Kovarik et al., 2017. [details]

 Taxonomic remark

 for Paruroctonus Werner in Bronn, 1934

Replacement name for Uroctonoides Hoffmann, 1931. [details]

 Taxonomic remark

 for Taurepania González-Sponga, 1978

Considered a valid subgenus of Broteochactas. [details]

 Taxonomic remark

 for Uroctonoides Hoffmann, 1931

non Chamberlin, 1920. Replacement name is Hoffmanniellus Mello-Leitão 1934. [details]

 Taxonomic remark

 for Vietscorpiops Lourenço & Pham, 2015

As Scorpiops (Vietscorpiops) [details]