• Lectotype designation: Wilson, 1955a: 166.
• Replacement name for Lasius affinis Schenck, 1852. [Junior primary homonym of Formica affinis Leach, 1825.]
• [Note: Lasius citrinus Emery, 1922b junior synonym of Lasius affinis Schenck, 1852 (synonymy by Seifert, 1990: 7, 10); hence Lasius citrinus Emery, 1922b first available replacement name.]
• Combination in Lasius (Chthonolasius): Emery, 1925d: 232.
• Junior synonym of Lasius umbratus: Wilson, 1955a: 151; Bernard, 1967a: 363; Smith, 1979: 1439.
• Junior synonym of Lasius affinis Schenck, 1852: Seifert, 1990: 7, 10.
• Subspecies of Lasius bicornis: Emery, 1925d: 232; Stärcke, 1937: 55.
• Status as species: Seifert, 1990: 7; Bolton, 1995b: 222; Poldi et al., 1995: 8; Czechowski et al., 2002: 115; Radchenko, 2005b: 165; Karaman & Karaman, 2005: 57; Markó et al., 2006: 68; Bračko, 2007: 20; Seifert, 2007: 285; Werner & Wiezik, 2007: 154; Zryanin & Zryanina, 2007: 235; Gratiashvili & Barjadze, 2008: 135; Casevitz-Weulersse & Galkowski, 2009: 483; Lapeva-Gjonova et al., 2010: 37; Boer, 2010: 38; Csősz et al., 2011: 58; Karaman, 2011b: 92; Legakis, 2011: 26; Borowiec & Salata, 2012: 499; Czechowski et al., 2012: 281; Borowiec, 2014: 85; Lebas et al., 2016: 206; Radchenko, 2016: 376; Steiner et al., 2017: 10; Salata & Borowiec, 2018c: 45; Seifert, 2018: 290; Werner et al., 2018: 6; Borowiec & Salata, 2022: 216 (redescription).

Obsolete combinations

• Lasius bicornis citrinus

Citations

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