Subtribe Quediina Kraatz, 1857a
0999. Quedionuchus Sharp, 1884: 336
Type species: Quedius impunctus Solsky, 1868
12 species are included in this genus from Central America. Characters/Description: Smetana 1971: 147 (characters as subgenus of Quedius); Smetana 1976a: 223 (characters). Key: Smetana 1971: 147 (species the genus, as subgenus of Quedius); Smetana 1976a: 224 (Central American species as subgenus of Quedius). Distribution.
Central America: Mexico, Guatemala.
Other regions: Nearctic, Palaearctic.
1000. Quedius Stephens, 1829a: 22 (Fig. 223)
Type species: Staphylinus levicollis Brullé, 1832
Aemulus Gistel, 1834: 8 [synonymized by Blackwelder 1952: 40]
Type species: Staphylinus fuliginosus Gravenhorst, 1802
Anastictodera Casey, 1915: 421 [synonymized by Smetana 1971: 38]
Type species: Quedius compransor Fall, 1912
Arphirus Tottenham, 1945: 70 [synonymized by Smetana 1 958: 328]
Type species: Staphylinus semiobscurus Marsham, 1802
Ediquus Mulsant & Rey, 1876: 615, 616 [synonymized by Scheerpeltz 1933: 1428]
Type species: Quedius microps Gravenhorst, 1847
Quediochrus Casey, 1915: 398, 420 [synonymized by Smetana 1971: 38]
Type species: Quedius spelaeus Horn, 1871
Quediellus Casey, 1915: 398, 402 [synonymized by Smetana 1971: 39]
Type species: Quedius debilis Horn, 1878
Thanatomanes Gistel, 1856: 388 [synonymized by Blackwelder 1952: 384]
Type species: Staphylinus impressus Panzer, 1796
Subgenera:
Distichalius Casey, 1915: 398, 404
Type species: Staphylinus capucinus Gravenhorst, 1806
Euryquedius Reitter, 1909: 108 [*]
Type species: Quedius curtus Erichson, 1840
Farus Blackwelder, 1952: 165
Type species: Quedius przewalskii Reitter, 1887
Ediquus Reitter, 1887a: 211 [synonymized by Blackwelder 1952: 165]
Type species: Quedius przewalskii Reitter, 1887
Megaquedius Casey, 1915: 421 [*]
Type species: Quedius explanatus LeConte, 1858
Microsaurus Dejean, 1833: 61
Type species: Staphylinus lateralis Gravenhorst, 1802
Tenebrobius Rambousek, 1915a: 27, 29 [synonymized by Gridelli 1924b: 18]
Type species: Quedius bernhaueri Rambousek, 1915
Paraquedius Casey, 1915: 397, 400
Type species: Quedius puncticeps Horn, 1878
Quediopsis Portevin, 1929: 337
Type species: Quedius riparius F. Kellner, 1843
Quedius Stephens, 1829a: 22 [*]
Type species: Staphylinus levicollis Brullé, 1832
Raphirus Stephens, 1829a: 23 [*]
Type species: Staphylinus attenuatus Gravenhorst, 1802
Microquedius Coiffait, 1967: 419 [synonymized by Smetana 1993: 50]
Type species: Philonthus alpestris Heer, 1839
Quediops Coiffait, 1963b: 373 [synonymized by Smetana 1993: 50]
Type species: Quedius plancus Erichson, 1840
Quedionthus Bordoni, 1973: 53 [synonymized by Coiffait 1978c: 9]
Type species: Quedius riparius F. Kellner, 1843
Sauridus Mulsant & Rey, 1876: 616, 700 [synonymized by Blackwelder 1952: 344]
Type species: Staphylinus picipes Mannerheim, 1830
Velleius Leach in Samouelle, 1819: 172
Type species: Staphylinus dilatatus Fabricius, 1787
Laverna Gistel, 1829: 1129 [synonymized by Blackwelder 1952: 212]
Type species: Staphylinus dilatatus Fabricius, 1787
32 species are included in this genus from Central and South America.
Characters/Description: Lynch-Arribálzaga 1884: 114 (characters in key), 119 (characters); Coiffait & Sáiz 1966: 385 (characters in key), 411 (characters); Smetana 1971: 38 (characters), 42 (characters of the subgenus Megaquedius), 49 (characters of the subgenus Microsaurus), 128 (characters of the subgenus Quedius),153 (characters of the subgenus Distichalius), 183 (characters of the subgenus Raphirus), 235 (characters of the subgenus Paraquedius); Smetana 1981: 354 (characters in key); Smetana 1988: 180 (characters in key), 181 (characters); Staniec 1999: 48 (characters of pupa); Navarrete-Heredia et al. 2002: 298 (characters in key).
Key: Scheerpeltz 1955: 172 ( Cyrtoquedius); Smetana 1971: 41 (subgenera of Quedius), 42 (species of the subgenus Megaquedius), 49 (species of the subgenus Microsaurus), 129 (species of the subgenus Quedius), 154 (species of the subgenus Distichalius), 184 (species of the subgenus Raphirus); Smetana 1975a: 37 (Mexican species of the subgenus Megaquedius); Smetana 1975b: 314 (species of caseyi group in subgenus Microsaurus), 322 (species of aenescens group in subgenus Raphirus); Smetana 1976b: 113 (Mexican species of the subgenus Microsaurus); Smetana 1988: 184 (subgenera), 186 (species of the subgenus Microsaurus), 227 (species of the subgenus Distichalius), 233 (species of the subgenus Raphirus); Gusarov 2001: 376 (species of the genus).
Distribution.
Central America: Mexico, Guatemala, Panama.
South America: Colombia, Venezuela, Peru, Bolivia, Paraguay, Chile, Argentina.
Other regions: Nearctic, Palaearctic, Ethiopian, Oriental, Australian, Oceanic.