Calocoris tenebrosus Reuter, 1875g: 544. LT (Kerzhner, 1997d: 121): female, Russia (ES), Irkutsk; MZHF.
Adelphocoris tenebrosus var. atratus Lindberg, 1934a: 12. HT (see Huldén et al., 1996: 96): male, Russia (FE), Primorsk Terr., Suchan [= Partizansk]; NHRS.
Adelphocoris tenebrosus var. flavipes Lindberg, 1934a: 12. HT (see Huldén et al., 1996: 96): female, Russia (FE), Primorsk Terr., Suchan [= Partizansk]; NHRS.