Formica nigra

Distribution
This taxon was described from Baltic Amber (Eocene).

Nomenclature

 * † nigra. †Formica nigra Presl, 1822: 196, no caste or sex given, BALTIC AMBER (Eocene). [Unresolved junior primary homonym of nigra Linnaeus, 1758: 580 (Bolton, 1995b: 199).]