nebulosus De Geer, 1776: 227 . Type locality: “ Surinam ”. HT F (NRS). Distr.: Colombia (Antioquia (Caucasia), Atlántico, Magdalena, Meta, Valle del Cauca)), Argentina, Belize,? Barbados to Brazil, Trinidad. Refs.: Kröber, 1934: 295 (Tabanus (Lophotabanus) ferrifer Walker); Bequaert & Renjifo-Salcedo, 1946: 80 (Tabanus (Tabanus) ferrifer Walker); Philip, 1952: 312 (De Geer’s HT); Fairchild, 1971: 97 (cat.); Moucha, 1976: 125 (cat.); Fairchild & Burger, 1994: 142 (cat.); Parra-Henao et al., 2008: 182; Coscaron & Papavero, 2009: 135 (cat.).

? surinamensis Macquart, 1838a: 136 (1838: 132).

incertus Macquart, 1838a:151 (1838: 147) .

ferrifer Walker, 1850a: 30 .

interpunctus Lutz, 1918: 167, nomen nudum.

erythraeus Bigot, of Brèthes, 1921: 68, misident

druyvesteijni Szilády, 1926: 26 .

ornativentris Kröber, 1929c: 182 ( Hybostraba, in the syn. of druyvesteijni Szilády, 1926)

transversalifuscatus Kröber, 1930i: 263 (as synonym of druyvesteijni Szilády, 1926).

nubeculipennis Kröber, 1931e: 298 .