Lythria purpuraria

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Lythria purpuraria
Geometridae - Lythria purpuraria-2.JPG
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Lepidoptera
Family: Geometridae
Genus: Lythria
Species: L. purpuraria
Binomial name
Lythria purpuraria
(Linnaeus, 1758)

Lythria purpuraria, the purple-barred yellow, is a species of moth of the family Geometridae. It is found from western Europe to Siberia, Russia, Ukraine, Turkmenistan and Kazakhstan.

Adults are on wing from April to June and again from July to September. It is a day-flying species. There are two generations per year.

The larvae feed on prostrate knotweed also known as Polygonum aviculare .[1]

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