Formica (Formica) rufa L. var. nuda Karawajew, 1930b: 148, w.

Current status: junior synonym of Formica polyctena Foerster, 1850: 15 . Synonymy: Dlussky 1967: 93.

Type locality(-ies): “Gotland (27 Fundote). Oeland (4 fundote)” (for more details see Karawajew 1930b: 148).

Original Karawajew labels: 3 w, “SW, Aleaborg / [not readable] / 7/8 28”, “Nro. 101. / H. Lohmander ”, “ Formica / ( Formica) / rufa v. “nuda” / Karav. typus”, “ Syntypus Formica / rufa v. nuda / Karaw.”; 18 w, “101.”, “ Syntypus Formica / rufa v. nuda / Karaw.”; 3 w, “[not readable], / 16/9 29”, “Nro. 121. / H. Lohmander ”, “ Formica / ( Formica) / rufa v. “nuda” / Karav. typus”, “ Syntypus Formica / rufa v. nuda / Karaw.”; 12 w, “121.”, “ Syntypus Formica / rufa v. nuda / Karaw.”

Material: SYNTYPES, 36 w (CASENT0917340) (Box 46).