• Seifert, 1988a: 147 (w.m.); Borowiec & Salata, 2022: 221 (w.)
• Combination in Lasius (Chthonolasius): Emery, 1925d: 234.
• As unavailable (infrasubspecific) name: Emery, 1925d: 234; Stärcke, 1926a: 122 (in key).
• Subspecies of Lasius mixtus: Stitz, 1939: 299.
• Junior synonym of Lasius umbratus: Stärcke, 1937: 56; Wilson, 1955a: 151; Bernard, 1967a: 363; Smith, 1979: 1439.
• Status as species: Bondroit, 1920a: 143; Seifert, 1988a: 147 (redescription); Seifert, 1990: 11; Bolton, 1995b: 225; Markó et al., 2006: 69; Bračko, 2007: 20; Seifert, 2007: 282; Werner & Wiezik, 2007: 142; Casevitz-Weulersse & Galkowski, 2009: 485; Boer, 2010: 39; Czechowski et al., 2012: 286; Borowiec, 2014: 90; Lebas et al., 2016: 206; Radchenko, 2016: 381; Steiner et al., 2017: 12; Seifert, 2018: 284; Werner et al., 2018: 6; Borowiec & Salata, 2022: 221; Bračko, 2023: 147.

Obsolete combinations

• Formicina umbrata sabularum

Citations

• Bernard, F. 1967a ("1968"). Faune de l'Europe et du Bassin Méditerranéen. 3. Les fourmis (Hymenoptera Formicidae) d'Europe occidentale et septentrionale. Paris: Masson, 411 pp. PDF
• Boer, P. 2010. Mieren van de Benelux. ′s-Graveland, Netherlands: Stichting Jeugdbondsuitgeverij, 183 pp.
• Bolton, B. 1995b. A new general catalogue of the ants of the world. Cambridge, Mass.: Harvard University Press, 504 pp.
• Bondroit, J. 1918. Les fourmis de France et de Belgique. Annales de la Société Entomologique de France 87:1-174. PDF
• Bondroit, J. 1920a ("1919"). Notes diverses sur des fourmis d'Europe. Annales de la Société Entomologique de Belgique 59:143-158. PDF
• Borowiec, L. 2014. Catalogue of ants of Europe, the Mediterranean Basin and adjacent regions (Hymenoptera: Formicidae). Genus (Wroclaw) 25 (1-2):1-340. PDF
• Borowiec, L.; Salata, S. 2022. A monographic review of ants of Greece (Hymenoptera: Formicidae). Vol. 1. Introduction and review of all subfamilies except the subfamily Myrmicinae. Part 1: text. Bytom: Natural History Monographs of the Upper Silesian Museum, 1-297. PDF
• Bračko, G. 2007. Checklist of the ants of Slovenia (Hymenoptera: Formicidae). Natura Sloveniae 9 (1):15-24. PDF
• Bračko, G. 2023. Atlas of the ants of Slovenia. Ljubljana: Biotechnical Faculty, 251 pp.
• Casevitz-Weulersse, J.; Galkowski, C. 2009. Liste actualisée des fourmis de France (Hymenoptera, Formicidae). Bulletin de la Société Entomologique de France 114:475-510. PDF
• Czechowski, W.; Radchenko, A.; Czechowska, W.; Vepsäläinen, K. 2012. The ants (Hymenoptera: Formicidae) of Poland with reference to the myrmecofauna of Europe. (Fauna Poloniae n.s. 4). Warsaw: Natura Optima Dux Foundation, 496 pp.
• Emery, C. 1925d. Hymenoptera. Fam. Formicidae. Subfam. Formicinae. Genera Insectorum 183:1-302. PDF
• Lebas, C.; Galkowski, C.; Blatrix, R.; Wegnez, P. 2016. Guide Delachaux: Fourmis d’Europe occidentale. Luçon: Delachaux et Niestlé, 415 pp.
• Markó, B.; Sipos, B.; Csősz, S.; Kiss, K.; Boros, I.; Gallé, L. 2006. A comprehensive list of the ants of Romania (Hymenoptera: Formicidae). Myrmecologische Nachrichten 9:65-76. PDF
• Radchenko, A. G. 2016. Ants (Hymenoptera, Formicidae) of Ukraine. National Academy of Sciences of Ukraine. Kiev: I. I. Schmalhausen Institute of Zoology, 496 pp.
• Seifert, B. 1988a. A revision of the European species of the ant subgenus Chthonolasius (Insecta, Hymenoptera, Formicidae). Entomologische Abhandlungen. Staatliches Museum für Tierkunde Dresden 51:143-180. PDF
• Seifert, B. 1990. Supplementation to the revision of European species of the ant subgenus Chthonolasius Ruzsky, 1913 (Hymenoptera: Formicidae). Doriana 6(271):1-13. PDF
• Seifert, B. 2007. Die Ameisen Mittel- und Nordeuropas. Tauer: lutra Verlags- und Vertriebsgesellschaft, 368 pp.
• Seifert, B. 2018. The ants of Central and North Europe. Boxberg: Lutra, 407 pp.
• Smith, D. R. 1979. Superfamily Formicoidea. Pp. 1323-1467 in: Krombein, K. V.; Hurd, P. D.; Smith, D. R.; Burks, B. D. (eds.) 1979. Catalog of Hymenoptera in America north of Mexico. Volume 2. Apocrita (Aculeata). Washington, D.C.: Smithsonian Institution Press, pp. i-xvi, 1199-2209.
• Stärcke, A. 1926a. Determineertabel voor werkmieren uit Nederland en omliggend gebied, met inbegrip der in kassen zich voortplantende exoten. Levende Natuur 31:79-95, 117-125, 146-151. PDF
• Stärcke, A. 1937. Retouches sur quelques fourmis d'Europe. II. Lasius groupe umbratus Nylander. Tijdschrift voor Entomologie 80:38-72. PDF
• Steiner, F. M.; Ambach, J.; Glaser, F.; Wagner, H. C.; Müller, J.; Schlick-Steiner, B. C. 2017. Checklisten der Fauna Ősterreichs, No. 9: Formicidae (Insecta: Hymenoptera). Wien: Ősterreichischen Akademie der Wissenschaften, 1-23.
• Stitz, H. 1939. Die Tierwelt Deutschlands und der angrenzenden Meersteile nach ihren Merkmalen und nach ihrer Lebensweise. 37. Theil. Hautflüger oder Hymenoptera. I: Ameisen oder Formicidae. Jena: G. Fischer, 428 pp.
• Werner, P.; Bezděčka, P.; Bezděčková, K.; Pech, P. 2018. An updated checklist of the ants (Hymenoptera, Formicidae) of the Czech Republic. Acta rerum naturalium 22:5-12. PDF
• Werner, P.; Wiezik, M. 2007. Vespoidea: Formicidae (mravencovití). Acta Entomologica Musei Nationalis Pragae. Supplementum 11:133-164. PDF
• Wilson, E. O. 1955a. A monographic revision of the ant genus Lasius. Bulletin of the Museum of Comparative Zoology 113:1-201. PDF