Pseudoleucania ferruginescens  Pseudoleucania ferruginescens is a moth of the family Noctuidae. It is found in Santiago, Valparaíso, Patagonia, Estrecho de Magallanes, Córdoba, La Rioja, Buenos Aires, Tandil, Balcarce, Río Negro, Comodoro Rivadavia, Esquel, Neuquén, Mendoza and Catamarca in Argentina. The wingspan is about 34 mm. Adults are on wing in December.