Setomorpha rutella
Encyclopedia
The Tropical Tobacco Moth (Setomorpha rutella) 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 larvae feed on dried goods, cereals, grain, rice, nuts, seeds and other dry vegetable matter. It is a pest of dried tobacco leaves in some regions and it has been reported as a pest of dried insect specimens. Full-grown larvae are about 17 mm long, cylindrical, dirty-white and skin transparent. The head is red-brown.
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.
Moth
A moth is an insect closely related to the butterfly, both being of the order Lepidoptera. Moths form the majority of this order; there are thought to be 150,000 to 250,000 different species of moth , with thousands of species yet to be described...
of the Tineidae
Tineidae
Tineidae is a family of moths in the order Lepidoptera. Collectively, they are known as fungus moths or tineid moths. The family contains considerably more than 3,000 species in over 300 genera. Most of the tineid moths are small or medium-sized, with wings held roofwise over the body at rest...
family. It is a widely spread species that has been distributed by commerce over much of the warmer parts of Africa
Africa
Africa is the world's second largest and second most populous continent, after Asia. At about 30.2 million km² including adjacent islands, it covers 6% of the Earth's total surface area and 20.4% of the total land area...
, Eurasia
Eurasia
Eurasia is a continent or supercontinent comprising the traditional continents of Europe and Asia ; covering about 52,990,000 km2 or about 10.6% of the Earth's surface located primarily in the eastern and northern hemispheres...
, Malaysia, Australia
Australia
Australia , officially the Commonwealth of Australia, is a country in the Southern Hemisphere comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands in the Indian and Pacific Oceans. It is the world's sixth-largest country by total area...
, many Pacific islands and North America
North America
North America is a continent wholly within the Northern Hemisphere and almost wholly within the Western Hemisphere. It is also considered a northern subcontinent of the Americas...
and South America
South America
South America is a continent situated in the Western Hemisphere, mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere. The continent is also considered a subcontinent of the Americas. It is bordered on the west by the Pacific Ocean and on the north and east...
.
The wingspan
Wingspan
The wingspan of an airplane or a bird, is the distance from one wingtip to the other wingtip. For example, the Boeing 777 has a wingspan of about ; and a Wandering Albatross caught in 1965 had a wingspan of , the official record for a living bird.The term wingspan, more technically extent, is...
is 9-22 mm. Adults are brown and speckled with dark brown or black.
The larvae feed on dried goods, cereals, grain, rice, nuts, seeds and other dry vegetable matter. It is a pest of dried tobacco leaves in some regions and it has been reported as a pest of dried insect specimens. Full-grown larvae are about 17 mm long, cylindrical, dirty-white and skin transparent. The head is red-brown.
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.