Lachana selenophora is a species of moth

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 family Lymantriidae

Lymantriidae

Lymantriidae is a family of moths. Many of its component species are referred to as "Tussock moths" of one sort or another. The caterpillar, or larval, stage of these species often has a distinctive appearance of alternating bristles and haired projections...

. It is found in the high mountains (from 1,000 to 3,600 meters) in Central Asia

Asia

Asia is the world's largest and most populous continent, located primarily in the eastern and northern hemispheres. It covers 8.7% of the Earth's total surface area and with approximately 3.879 billion people, it hosts 60% of the world's current human population...

 (Tian-Shan and Pamiro-Alai, Hindukush).

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 24-28 mm. The forewing are contrasting pale grey with dark brown bands. The basal area is grey, covered with dark brown scales restricted by a dense dark brown band. The hindwings are widely triangular, dark brown with a wide, dark marginal band. It is a very variable species. Females are wingless and do not leave the cocoon. The males fly during the day from the second half of June to early August.

The larvae feed on Dactylis

Dactylis

Dactylis is a genus of grasses in the subfamily Pooideae, native to Europe, Asia, and northern Africa. They are known in English as cock's-foot or cocksfoot grasses, also sometimes as orchard grasses.-Taxonomy:...

species. They resemble Arctiidae

Arctiidae

Arctiidae is a large and diverse family of moths with around 11,000 species found all over the world, including 6,000 neotropical species. This family includes the groups commonly known as tiger moths , which usually have bright colours, footmen , lichen moths and wasp moths...

larvae and are black (but dark rusty on the thoracic segments) with no distinct dorsal brushes or hair-pencils.