Cimex culiciformis De Geer, 1773: 323. STS: Europe; NHRS.
Ploiaria alata Scopoli, 1786: 51 (syn. Baerensprung, 1860: 20). ST(S): Italy.
Gerris erraticus Fallén, 1807: 117 (syn. Dohrn, 1863b: 59). STS: 2 males, Sweden.
Ploiaria maculata Haldeman, 1847: 151 (syn. N. Banks, 1909: 45, 46, with Ploiariodes errabunda sensu N. Banks, 1909). ST(S): N America; NSNM.
Ploiariodes errabunda (non Say, 1832): N. Banks, 1909: 45, 46. Misidentification (see McAtee & Malloch, 1922: 95).
Empicoris thermalis Dispons, 1958: 84 (syn. P.V. Putshkov, 1991a: 45). LT (P.V. Putshkov, 1991a: 45): male, France, Pyrénées-Orientales, Boulou; MNHN.
Empicoris culiciformis italicus Tamanini, 1962a: 247 (syn. P.V. Putshkov, 1987b: 15). STS: male, female, Italy (Venetia (Bovolone), Lombardia (Ostiglia) and other localities); Museum Verona and Museum Rovereto, Italy.