|Latreille, 1798 PDF: 42 (q.m.); Wheeler & Wheeler, 1953c PDF: 152 (l.); Hauschteck, 1962 PDF: 219 (k.); Imai, 1966b PDF: 120 (k.).|
|Combination in Lasius: Mayr, 1861 PDF: 50; Emery, 1925d PDF: 231; Kuznetsov-Ugamsky, 1929b PDF: 36; in Donisthorpea: Donisthorpe, 1915f: 216; in Formicina: Emery, 1916a PDF: 241; in Acanthomyops: Forel, 1916 PDF: 460; Kuznetsov-Ugamsky, 1927e PDF: 187; in Lasius (Chthonolasius): Ruzsky, 1914a PDF: 59; in Chthonolasius: Ruzsky, 1925a PDF: 288; Ruzsky, 1936 PDF: 90; in Lasius (Cautolasius): Wilson, 1955a PDF: 112.|
|Senior synonym of Lasius ruficornis: Roger, 1862c PDF: 285; of Lasius ibericus and material of the unavailable name Lasius sancho referred here: Wilson, 1955a PDF: 112; Seifert, 1990 PDF: 12; of Lasius apennina, Lasius brevicornis, Lasius fuscoides, Lasius helvus, Lasius microps (and its junior synonym Lasius claripennis), Lasius morbosa, Lasius odoratus, Lasius olivacea: Wilson, 1955a PDF: 112.|
Found most commonly in these habitats: 1 times found in Residential garden; pine, birch, annual grass, 3 times found in road edge in deciduous forest, 1 times found in Bare slope surrounded by conifer forest, 1 times found in sparse ponderosa pine forest, 1 times found in grassy bald, 1 times found in whitebark pine forest, 1 times found in peak bald at treeline, 1 times found in pine-fir forest, 1 times found in alpine vegetation, 1 times found in pine-hemlock forest, ...
Collected most commonly using these methods or in the following microhabitats: 12 times search, 1 times by hand
Elevations: collected from 5 - 2655 meters, 1257 meters average