Leptothorax Mayr, 1855 valid masculine
Leptothorax Mayr, 1855: 431 Type-species: Formica acervorum (obsolete combination of Leptothorax acervorum), by subsequent designation of Bingham, 1903: 214.
Junior synonyms
Obsolete classifications
Genus Leptothorax references

Mayr, 1855: 433 (Austria Leptothorax species key); Mayr, 1861: 57, 58 (diagnosis, Europe Leptothorax species key); Mayr, 1865: 19, 20, 21 (Macromischa, Leptothorax, Temnothorax diagnoses); Mayr, 1868b: 83 (Baltic Amber Macromischa species key); André, 1874b: 188 (Europe Leptothorax species key); Forel, 1874: 82, 83 (Switzerland Temnothorax, Leptothorax species key); André, 1883a: 293 (Europe & Algeria Leptothorax species key); Mayr, 1886d: 451 (U.S.A. Leptothorax species key); Nasonov, 1889: 70 (Russia species key); Emery, 1891c: 5 (North Africa species key); Emery, 1895d: 317 (North America species key); Emery, 1896g: 58 (Neotropical Leptothorax, Leptothorax (Goniothorax) species key); Bingham, 1903: 215 (India, Sri Lanka & Burma Leptothorax species key); Wheeler, 1903d: 223 (North America species key); Ruzsky, 1905b: 570 (Russian Empire species key); Wasmann, 1906: 16 (Luxemburg species key); Wheeler, 1908a: 141 (Macromischa species key); Santschi, 1909c: 460 (Leptothorax rottenbergii group key); Bondroit, 1910: 496 (Belgium species key); Stitz, 1914: 60 (Central Europe species key); Crawley, 1914a: 91 (Britain species key); Crawley, 1914b: 106 (Britain species key, concluded); Donisthorpe, 1915f: 147 (Britain species key); Emery, 1916a: 176 (Italy species key); Wheeler, 1916r: 581 (U.S.A., Connecticut species key); Arnold, 1916: 257 (Leptothorax diagnosis, South Africa species key); Arnold, 1917: 358 (Tetramyrma diagnosis); Bondroit, 1918: 117 (France & Belgium species key); Mann, 1920b: 408 (Macromischa species key); Wheeler, 1922: 677, 679 (Macromischa, Leptothorax subgenera keys); Emery, 1924f: 245 (Macromischa), 247 (Leptothorax diagnosis, subgenera key), 249 (Leptothorax (Goniothorax) diagnosis), 251 (Leptothorax (Leptothorax) diagnosis), 259 (Leptothorax (Temnothorax) diagnosis), 260 (Leptothorax (Dichothorax), Leptothorax (Mychothorax) diagnoses); Karavaiev, 1927d: 266 (Ukraine species key); Donisthorpe, 1927c: 163 (Britain species key); Kuznetsov-Ugamsky, 1927d: 38 (Turkestan species key); Arnol'di, 1933a: 598 (Russia species key); Menozzi, 1933b: 68 (Israel species key); Karavaiev, 1934: 134 (Ukraine species key); Menozzi, 1939a: 307 (Himalaya & Tibet species key); Stitz, 1939: 158 (Germany species key); Smith, 1939e: 503 (U.S.A. Macromischa species key); Kratochvíl, 1941b: 89 (Central Europe species key); Novák & Sadil, 1941: 89 (Central Europe species key); Cole, 1942: 369 (U.S.A., Utah species key); Holgersen, 1943c: 172 (Norway species key); Holgersen, 1944a: 198 (Norway species key); Kratochvíl et al., 1944: 123 (Czechoslovakia males, key); Buren, 1944a: 286 (U.S.A., Iowa species key); Van Boven, 1947b: 178 (Belgium species key); Creighton, 1950a: 251 (Macromischa Nearctic species key), 256 (Leptothorax (Goniothorax), Leptothorax (Dichothorax), Leptothorax (Leptothorax), Leptothorax (Mychothorax) Nearctic species key); Smith, 1952c: 97 (U.S.A. Leptothorax tricarinatus complex, key); Bernard, 1956a: 151 (Western Europe species groups); Kusnezov, 1958c: 266 (subgenera key); Kempf, 1959d: 394 (Leptothorax (Nesomyrmex) Neotropical species revision, key); Boven, 1959: 8 (Netherlands species key); Gregg, 1963: 380 (U.S.A., Colorado species key); Wheeler & Wheeler, 1963: 139 (U.S.A., North Dakota species key); Collingwood, 1964b: 99 (Britain species key); Bernard, 1967a: 185 (diagnosis, Western Europe species key); Bernard, 1967a: 187, 222 (Leptothorax, Chalepoxenus diagnoses, Western Europe species keys); Bernard, 1967a: 224 (Doronomyrmex diagnosis); Boven, 1970b: 20 (Netherlands species key); Arnol'di, 1971: 1824 (Kazakhstan species key); Kutter, 1973e: 269 (Chalepoxenus, all species revision, key); Alayo, 1974: 15 (Macromischa Cuba species key); Kempf, 1975c: 367 (additions to Kempf, 1959d key); Bolton & Collingwood, 1975: 5 (Britain species key); Tarbinsky, 1976: 83 (Kyrgyzstan species key); Van Boven, 1977: 94 (Belgium species key); Kutter, 1977c: 103 (Switzerland species key); Arnol'di & Dlussky, 1978: 540 (former European U.S.S.R. species key); Collingwood, 1978: 83 (Iberian Peninsula species key); Collingwood, 1979: 68 (Fennoscandia & Denmark species key); Baroni Urbani, 1978b: 533 (Leptothorax (Macromischa) all species revision, key); Buschinger, 1981: 211 (Doronomyrmex review); Allred, 1982: 440 (U.S.A., Utah species key); Bolton, 1982: 319, 323 (Leptothorax diagnosis, Afrotropical species key); Gösswald, 1985: 303 (Germany species key); Wheeler & Wheeler, 1986g: 51 (U.S.A., Nevada species key); Nilsson & Douwes, 1987: 60 (Norway species key); Agosti & Collingwood, 1987b: 273 (Balkans species key); Dlussky & Soyunov, 1988: 29 (former U.S.S.R. Temnothorax species); Buschinger et al., 1988: 383 (Chalepoxenus literature review); Radchenko, 1989b: 41 (Chalepoxenus, former U.S.S.R. species key); Hölldobler & Wilson, 1990: 13 (synoptic classification); Dlussky et al., 1990: 184, 188 (Turkmenistan species key); Kupyanskaya, 1990a: 136 (Far Eastern Russia species key); Ogata, 1991b: 93 (diagnosis, Japan); Morisita et al., 1992: 26 (Japan species key); Atanassov & Dlussky, 1992: 129 (Bulgaria species key); Arakelian, 1994: 52 (Armenia species key); Radchenko, 1994b: 111 (South Siberia species key); Radchenko, 1994e: 146 (Central & Eastern Palaearctic species key); Bolton, 1995a: 1050 (census); Douwes, 1995: 89 (Sweden species key); Kupyanskaya, 1995: 347 (Far Eastern Russia species key); Wu & Wang, 1995a: 108 (China species key); Collingwood & Agosti, 1996: 325 (Saudi Arabia species key); Seifert, 1996b: 13 (Central Europe Doronomyrmex species key); Seifert, 1996b: 119 (Central Europe species key); Skinner & Allen, 1996: 45 (Britain species key); Cagniant & Espadaler, 1997: 260, 268 (Morocco Leptothorax, Chalepoxenus species keys); Dlussky, 1997a: 57 (in Baltic amber genera key); Collingwood & Prince, 1998: 16 (Portugal species key); Terayama & Onoyama, 1999: 73 (Japan species key); Mackay, 2000: 265, 288, 297 (Leptothorax (Myrafant) New World species revision, key; Mexico & Guatemala species key, species complexes key); Fontenla, 2001: 15 (Cuba Macromischa species key); Chang & He, 2001c: 1 (northwest China species key); Czechowski et al., 2002: 143 (Poland species key); Mackay & Mackay, 2002: 93 (U.S.A., New Mexico species key); Bolton, 2003: 270 (Leptothorax genus diagnosis, component species); Lyu & Cho, 2003: 269 (Korea species key); Radchenko, 2004: 131 (Eastern Palaearctic species, key); Deyrup & Cover, 2004a: 56 (southeast U.S.A. species key); Radchenko, 2005b: 192 (North Korea species key); Seifert, 2007: 118 (North and Central Europe species key); Czechowski et al., 2012: 366 (Poland species key); Cantone, 2017: 204 (brief male diagnosis); Seifert, 2023c: 132 (Palearctic Leptothorax and Formicoxenus worker key). [Note: prior to 2003 Leptothorax references also contain species now in Temnothorax, Nesomyrmex, Vombisidris, and their current synonyms.]

Citations

Extant: 20 valid species (1 synonym, 4 unavailable, 345 obsolete combinations, 2 unavailable misspellings), 0 valid subspecies (13 synonyms, 17 unavailable, 185 obsolete combinations)

Fossil: 0 valid species (9 obsolete combinations)