Setomorpha rutella (tropical tobacco moth) is a moth of the Tineidae family. It is a widely spread species that has been distributed by commerce over much of the warmer parts of Africa, Eurasia, Malaysia, Australia, many Pacific islands and North America and South America. The wingspan is 9–22 mm. Adults are brown and speckled with dark brown or black. The larva pupates in a closely woven and smooth cocoon within a loosely spun outer framework or outer cocoon, to which particles of food and excrement adhere.