| Synonymous name | : | †Formica antiqua Dlussky, 1967 | |
Ref: PBDB: 27 Oct 2013. |
| Synonymous name | : | †Formica baltica Dlussky, 1967 | |
Ref: PBDB: 27 Oct 2013. |
| Synonymous name | : | †Formica egecomerta Özdikmen, 2010 | |
Ref: PBDB: 27 Oct 2013. |
| Synonymous name | : | †Formica parvula Dlussky, 1967, nom. illeg. | |
Ref: PBDB: 27 Oct 2013. |