Lasius affinis (Schenck, 1852) homonym replaced by Lasius citrinus Emery, 1922
Formica affinis Schenck, 1852: 62 (w.q.m.) GERMANY. Palearctic.
Primary type information: Primary type material: syntype workers, syntype queens, syntype males (numbers not stated). Primary type locality: Germany: Nassau, Obersbach footpath, viii.(1851?) (C.F. Schenck). Primary type depository: SMFM (perhaps also UMPU (Wilson, 1955a: 165)). Type notes: Seifert, 1990: 7, cites 2 workers, 2 queens but “without collecting data or type-labels”.
Obsolete combinations
Citations

Extant: 0 valid subspecies (1 synonym, 1 unavailable)