Picromerus lewisi Scott, 1874a: 293. STS: Japan; BMNH.
Picromerus angusticeps Jakovlev, 1880b: 212 (syn. Josifov & Kerzhner, 1978: 180). LT (Derzhansky et al., 2002: 365): male, Russia (FE), Amur, Radde; ZMAS.
Picromerus vicinus Signoret, 1880b: 45 (syn. Josifov & Kerzhner, 1978: 180). ST(S): China (NO), Beijing; NHMW.
Picromerus similis Distant, 1883a: 421 (syn. Josifov & Kerzhner, 1978: 180). ST(S): Japan, Hakodate; BMNH.