Lygaeus plebejus Fallén, 1807: 67. LT (Péricart, 1994c: 405): male, Sweden, Scania, Lund; MZLU.
Lygaeus sylvestris (non Linnaeus, 1758): Panzer, 1803b: 10. Misidentification (see Reuter, 1888a: 210).
Eremocoris plebejus var. gibbicollis Horváth, 1883b: 4. LT (Scudder, 1970a: 203): male, Turkey, Brussa [= Bursa]; HNHM.