Aradus aterrimus Fieber, 1864b: 210. HT: male, Great Britain, England; not located.
?Acanthia aterrima Duméril, 1804: 102. Nomen oblitum (see Heiss, 2000a: 1167).
Aradus moestus Reuter, 1872c: 59 (downgraded to var. by Reuter, 1900f: 137, 139; as ssp. by Kormilev & Froeschner, 1987: 37; syn. nov.). HT: female, Sweden, Stockholm; MZHF?
Aradus morio Jakovlev, 1889a: 336 (syn. Kiritshenko, 1913a: 249, suspected; Stichel, 1959: 303). LT (Heiss, 2000a: 1164): female, Russia (FE), Amur Prov., Ovsyanka, Zeya River; ZMAS.
Aradus aterrimus var. diversicollis Reuter, 1900f: 137, 139 (as ssp. by Kormilev & Froeschner, 1987: 37; syn. nov.). HT: female, Finland, Kontiolaks; MZHF?