nigriflavus (Kröber), 1930d: 284, (Tabanus). Type locality: “ French Guiana ”. Distr.: Colombia. Refs.: Fairchild & Burger, 1994: 89 (cat.); Coscaron & Papavero, 2009: 100 (cat.).

obscurehirtus Kröber, 1930d: 284 ( Tabanus (Phaeotabanus); as aphanopterus var.; preocc. Ricardo, 1908).

obscuripilis Kröber, 1934: 304 (cat.; Tabanus (Phaeotabanus), as aphanopterus var., nom nov. for obscurehirtus, Kröber, 1930).

obscuripilus Philip, 1960a: 81 (as aphanopterus var.), error.

obscurepilis Moucha, 1976: 195 (cat.), error.

obscurepilus Fairchild & Burger, 1994: 89, error.