fuscibasis Malloch, 1934: 476 . (Agromyza; as maculosa var.)

Type locality: Argentina, Rio Negro, L. Nahuel Huapi (eastern end) HT? (?).

Distr.: Colombia (Cundinamarca (Santafé de Bogotá, 2,560 m alt., Jardín Botânico)), Argentina, Brazil, Chile, Colombia, Ecuador, Venezuela. Refs.: Martinez & Etienne, 2002: 41 (list).

Phytobia (Amauromyza) fuscibasis, Frick, 1952: 394 .

Amauromyza (Annimyzella) fucibasis, Spencer, 1981: 144; Sanabria de Arévalo, 1994: 71 (Colombia, key).

Nemorimyza fuscibasis, Zlobin, 1996: 275 (n. comb.)