Diarsia dahlii
Encyclopedia
The Barred Chestnut is a moth
of the Noctuidae
family. It is found in Europe
, through northern Asia
up to the Kamchatka Peninsula
.
The wingspan
is 28-40 mm. Adults are on wing from August to September depending on the location.
The larvae feed on Betula, Vaccinium myrtillus
, Rumex
and Plantago
.
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 Noctuidae
Noctuidae
The Noctuidae or owlet moths are a family of robustly-built moths that includes more than 35,000 known species out of possibly 100,000 total, in more than 4,200 genera. They constitute the largest family in the Lepidoptera....
family. It is found in Europe
Europe
Europe is, by convention, one of the world's seven continents. Comprising the westernmost peninsula of Eurasia, Europe is generally 'divided' from Asia to its east by the watershed divides of the Ural and Caucasus Mountains, the Ural River, the Caspian and Black Seas, and the waterways connecting...
, through northern 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...
up to the Kamchatka Peninsula
Kamchatka Peninsula
The Kamchatka Peninsula is a peninsula in the Russian Far East, with an area of . It lies between the Pacific Ocean to the east and the Sea of Okhotsk to the west...
.
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 28-40 mm. Adults are on wing from August to September depending on the location.
The larvae feed on Betula, Vaccinium myrtillus
Vaccinium myrtillus
Vaccinium myrtillus is an almost Holarctic species of shrub with edible fruit, usually simply referred to as "bilberry" or "whortleberry". It is more precidely called Common Bilberry or Blue Whortleberry, to distinguish it from its Vaccinium relatives...
, Rumex
Rumex
The docks and sorrels, genus Rumex L., are a genus of about 200 species of annual, biennial and perennial herbs in the buckwheat family Polygonaceae....
and Plantago
Plantago
Plantago is a genus of about 200 species of small, inconspicuous plants commonly called plantains. They share this name with the very dissimilar plantain, a kind of banana. Most are herbaceous plants, though a few are subshrubs growing to 60 cm tall. The leaves are sessile, but have a narrow...
.
Subspecies
- Diarsia dahlii dahlii (central and northern Europe, Caucasus, Transcaucasia, Kazakhstan)
- Diarsia dahlii nana (central Siberia to eastern Siberia, Northern China, Mongolia)
- Diarsia dahlii tibetica (southern China, Tibet)