Tropistethus holosericeus var. subfasciatus Ferrari, 1874: 161 (upgraded by Péricart, 1994b: 262). LT (Péricart, 1994b: 257): male, Italy, Genua; MCSN.
Tropistethus holosericeus var. albidipennis Horváth, 1888a: 173 (syn. Péricart, 1994b: 262). LT (Scudder, 1970a: 201): male, Greece, Corfu; HNHM.