Formicidae Latreille, 1802
Lasius alienoflavus Bingham, 1903
Lasius alienus (Foerster, 1850)
Lasius atopus Cole, 1958
Lasius balcanicus Seifert, 1988
Lasius bicornis (Foerster, 1850)
Lasius breviscapus Seifert, 1992
Lasius brunneus (Latreille, 1798)
Lasius buccatus Staercke, 1942
Lasius capitatus (Kuznetsov-Ugamsky, 1927)
Lasius carniolicus Mayr, 1861
Lasius chambonensis Theobald, 1935
Lasius cinereus Seifert, 1992
Lasius citrinus Emery, 1922
Lasius coloratus Santschi, 1937
Lasius crinitus (Smith, 1858)
Lasius crispus Theobald, 1935
Lasius crypticus Wilson, 1955
Lasius distinguendus (Emery, 1916)
Lasius draco Collingwood, 1982
Lasius emarginatus (Olivier, 1792)
Lasius epicentrus Theobald, 1937
Lasius escamole Reza, 1925
Lasius exulans Fabricius, 1804
Lasius fallax Wilson, 1955
Lasius flavescens Forel, 1904
Lasius flavoniger Seifert, 1992
Lasius flavus (Fabricius, 1782)
Lasius fuliginosus (Latreille, 1798)
Lasius gebaueri Seifert, 1992
Lasius globularis (Heer, 1850)
Lasius grandis Forel, 1909
Lasius hayashi Yamauchi & Hayashida, 1970
Lasius hikosanus Yamauchi, 1979
Lasius himalayanus Bingham, 1903
Lasius hirsutus Seifert, 1992
Lasius humilis Wheeler, 1917
Lasius japonicus Santschi, 1941
Lasius jensi Seifert, 1982
Lasius karpinisi Seifert, 1992
Lasius koreanus Seifert, 1992
Lasius lasioides (Emery, 1869)
Lasius lawarai Seifert, 1992
Lasius longaevus (Heer, 1850)
Lasius longipennis (Heer, 1850)
Lasius magnus Seifert, 1992
Lasius meridionalis (Bondroit, 1920)
Lasius mikir Collingwood, 1982
Lasius minutulus (Heer, 1850)
Lasius minutus Emery, 1893
Lasius mixtus (Nylander, 1846)
Lasius monticola (Buckley, 1866)
Lasius morisitai Yamauchi, 1979
Lasius myops Forel, 1894
Lasius nearcticus Wheeler, 1906
Lasius nemorivagus Wheeler, 1915
Lasius neoniger Emery, 1893
Lasius nevadensis Cole, 1956
Lasius niger (Linnaeus, 1758)
Lasius nigrescens Stitz, 1930
Lasius obliteratus (Heer, 1850)
Lasius oblongus Assmann, 1870
Lasius obscuratus Stitz, 1930
Lasius obscurus (Heer, 1850)
Lasius occultatus (Heer, 1850)
Lasius pallitarsis (Provancher, 1881)
Lasius paralienus Seifert, 1992
Lasius peritulus (Cockerell, 1927)
Lasius piliferus Seifert, 1992
Lasius platythorax Seifert, 1991
Lasius productus Wilson, 1955
Lasius przewalskii Ruzsky, 1915
Lasius psammophilus Seifert, 1992
Lasius pumilus Mayr, 1868
Lasius rabaudi (Bondroit, 1917)
Lasius redtenbacheri (Heer, 1850)
Lasius reginae Faber, 1967
Lasius rubiginosus (Latreille, 1802)
Lasius sabularum (Bondroit, 1918)
Lasius sakagamii Yamauchi & Hayashida, 1970
Lasius schaeferi Seifert, 1992
Lasius schiefferdeckeri Mayr, 1868
Lasius schulzi Seifert, 1992
Lasius sitiens Wilson, 1955
Lasius sonobei Yamauchi, 1979
Lasius spathepus Wheeler, 1910
Lasius speculiventris Emery, 1893
Lasius subumbratus Viereck, 1903
Lasius talpa Wilson, 1955
Lasius tebessae Seifert, 1992
Lasius teranishii Wheeler, 1928
Lasius terreus Scudder, 1878
Lasius tertiarius Zalessky, 1949
Lasius turcicus Santschi, 1921
Lasius umbratus (Nylander, 1846)
Lasius uzbeki Seifert, 1992
Lasius vestitus Wheeler, 1910
Lasius vetulus Dlussky, 1981
Lasius viehmeyeri Emery, 1922
Lasius wittmeri Seifert, 1992
Lasius xerophilus MacKay & MacKay, 1994