Pachytoma rugicollis Jakovlev, 1877b: 292. HT (see Kerzhner et al., 1997: 134): female, Russia (ST), Sarepta [= Krasnoarmeysk nr Volgograd]; ZMAS.
Pachytoma sibirica J. Sahlberg, 1878a: 28 (syn. Kerzhner, 1962b: 386). LT (Kerzhner, 1997d: 120): male, Russia (ES), Krasnoyarsk; MZHF.
Pachytoma nigrita Jakovlev, 1882c: 360 (syn. Kerzhner, 1962b: 386). LT (Kerzhner et al., 1997: 132): male, Russia (ST), Orenburg Prov.; ZMAS.