About Rachiplusia nu Guenée, 1852
Rachiplusia nu is a species of moth that belongs to the family Noctuidae. This species is distributed across South America, with recorded occurrences in Paraguay, Uruguay, southern Brazil, Argentina, and Chile. The wingspan of adult Rachiplusia nu ranges from 28 to 34 mm. Its larvae have been documented feeding on tobacco, sunflower, soybean, alfalfa, clover, tomato, spinach, and a number of other plant species.