• [Misspelled as transcaucasica by Nasonov, 1889: 62 (in key); Emery, 1893k: 662; Ruzsky, 1905b: 384, and others.]
• [Misspelled as transkaukasica by Wheeler, 1913i: 512; Donisthorpe, 1918a: 9, and others.]
• [Note: Nasonov, 1889's original description in Russian is translated into German by Emery, 1893k: 662 (footnote), and into English by Yarrow, 1954a: 234.]
• Subspecies of Formica gagates: Ruzsky, 1902d: 13.
• Subspecies of Formica fusca: Ruzsky, 1904b: 5; Ruzsky, 1905b: 384.
• First available replacement name for Formica picea Nylander, 1846a: Donisthorpe, 1918a: 9; Yarrow, 1954a: 233; Bernard, 1967a: 299; Atanassov & Dlussky, 1992: 263.
• Unidentifiable taxon; incertae sedis in Formica: Seifert, 2004: 32.
• Status as species: Emery, 1893k: 662; Yarrow, 1954a: 232; Bernard, 1967a: 299 (redescription); Baroni Urbani, 1971c: 241; Collingwood, 1971: 170; Bolton & Collingwood, 1975: 6 (in key); Van Boven, 1977: 162; Collingwood, 1978: 73, 94 (in key); Collingwood, 1979: 124; Onoyama, 1980a: 200; Agosti & Collingwood, 1987a: 60; Agosti & Collingwood, 1987b: 287 (in key); Nilsson & Douwes, 1987: 80; Wu, 1990: 5 (in key); Morisita et al., 1991: 35; Arakelian, 1994: 102; Radchenko, 1994b: 113 (in key); Douwes, 1995: 98; Poldi et al., 1995: 9; Wu & Wang, 1995a: 143; Zhang & Zheng, 2002: 218; Petrov, 2006: 114 (in key).
• Junior synonym of Formica candida: Bolton, 1995b: 205; Imai et al., 2003: 57; Gratiashvili & Barjadze, 2008: 132.
• Junior synonym of Formica picea Nylander, 1846a: Emery, 1909b: 195; Wheeler, 1913i: 512; Donisthorpe, 1915f: 325; Donisthorpe, 1918a: 9; Emery, 1925d: 249; Donisthorpe, 1927c: 374; Karavaiev, 1936: 231; Dlussky, 1965a: 31; Bernard, 1967a: 299; Dlussky, 1967a: 61; Kutter, 1968b: 61; Tarbinsky, 1976: 183; Czechowski et al., 2012: 210; Subedi et al., 2025: 19.

Citations

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