Genus Willistoniella Mik, 1895

Rhopalomyia Williston, 1895: 184 (preocc. name by Rübsaamen, 1892). Type species, Ropalomera pleuropunctata Wiedemann, 1824, by mon.

Willistoniella Mik, 1895: 136 (nom. nov. for Rhopalomyia Williston). Type species, Ropalomera pleuropunctata Wiedemann, 1824, by automatic designation. Refs.: Williston, 1896: 280 –281 (key); Lindner, 1930a: 125 –129 (diagn., key, redescr.); Steyskal, 1987: 85 (key); Prado & Papavero, 2002: 2 (cat.); 2009: 4 (cat.); Marques & Ale-Rocha, 2005: 210 (rev.).