Eugraphe sigma is a 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 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 from most of 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...

 (except Ireland

Ireland

Ireland is an island to the northwest of continental Europe. It is the third-largest island in Europe and the twentieth-largest island on Earth...

, Great Britain

Great Britain

Great Britain or Britain is an island situated to the northwest of Continental Europe. It is the ninth largest island in the world, and the largest European island, as well as the largest of the British Isles...

, the Iberian Peninsula

Iberian Peninsula

The Iberian Peninsula , sometimes called Iberia, is located in the extreme southwest of Europe and includes the modern-day sovereign states of Spain, Portugal and Andorra, as well as the British Overseas Territory of Gibraltar...

 and Greece

Greece

Greece , officially the Hellenic Republic , and historically Hellas or the Republic of Greece in English, is a country in southeastern Europe....

) to the Ural

Ural

Ural may refer to one of the following:*Ural Mountains*Ural *Ural River*Ural Federal District*Ural economic region*Urals oil, a reference oil brand*Ural Automotive Plant*Ural-4320, Ural-375D and Ural-5323, Soviet and Russian military trucks...

, Siberia

Siberia

Siberia is an extensive region constituting almost all of Northern Asia. Comprising the central and eastern portion of the Russian Federation, it was part of the Soviet Union from its beginning, as its predecessor states, the Tsardom of Russia and the Russian Empire, conquered it during the 16th...

, Transcaucasia, Armenia

Armenia

Armenia , officially the Republic of Armenia , is a landlocked mountainous country in the Caucasus region of Eurasia...

 and Korea

Korea

Korea ) is an East Asian geographic region that is currently divided into two separate sovereign states — North Korea and South Korea. Located on the Korean Peninsula, Korea is bordered by the People's Republic of China to the northwest, Russia to the northeast, and is separated from Japan to the...

.

The length of the forewings is 17-20 mm. Adults are on wing from June to July in one generation per year.

The larvae feed on various low-growing plants, including Lamium album

Lamium album

Lamium album is a flowering plant in the family Lamiaceae, native throughout Europe and Western Asia, growing in a variety of habitats from open grassland to woodland, generally on moist, fertile soils.-Growth:...

, Viburnum lantana

Viburnum lantana

Viburnum lantana is a species of Viburnum, native to central, southern and western Europe , northwest Africa, and southwestern Asia. The vigorous deciduous european treelike shrub is common along waysides. It is a deciduous shrub or small tree growing to 4-5 m tall...

, Laburnum anagyroides

Laburnum anagyroides

Laburnum anagyroides is a species of small deciduous trees or large shrubs up to 7 m tall in the genus Laburnum, native to Central and Southern Europe. It is a popular ornamental plant, along with the other species in the genus, L. alpinum, and especially the hybrid between them, L. × watereri. L...

, Prunus spinosa

Prunus spinosa

Prunus spinosa is a species of Prunus native to Europe, western Asia, and locally in northwest Africa. It is also locally naturalised in New Zealand and eastern North America....

, Lonicera and Ligustrum

Ligustrum

Ligustrum is a genus of about forty species of erect, deciduous or evergreen shrubs, sometimes forming small or medium-sized trees. They are now all known by the common name of privet.-Selected species:...

species. Young larvae live in the top parts of the host plant. The species overwinters in the larval stage. After overwintering, the larvae hide during the day and feed on the terminal part of the twigs during the night. Pupation takes place in the ground.

Subspecies

• Eugraphe sigma sigma
• Eugraphe sigma melancholina Bryk, 1949 (Korea)
• Eugraphe sigma anthracina Boursin, 1954