description Broad-bordered White Underwing Moth Overview
The Broad-bordered White Underwing is the moth Hadula melanopa, also treated in some references as Anarta melanopa, in the family Noctuidae. Thunberg described it in 1791, and the species occurs in montane and arctic-alpine habitats across parts of Europe, with adults often flying by day in sunshine; its gray forewings contrast with white hindwings edged by a dark border.
help Broad-bordered White Underwing Moth FAQ
What is the scientific name of the Broad-bordered White Underwing?
Its scientific name is Hadula melanopa, and Anarta melanopa is a name still used in some references. Carl Peter Thunberg described the species in 1791. [UKMoths account](https://www.ukmoths.org.uk/species/anarta-melanopa/)
Where does the Broad-bordered White Underwing live?
It is a montane and arctic-alpine species found in northern Europe and in mountain regions including the Alps, Balkans, and Apennines. In Britain, it is especially associated with high-altitude sites in the Scottish Highlands.
When can the Broad-bordered White Underwing be seen in Britain?
UK records describe adults flying during the day, especially in sunshine, mainly in May and June. The British form is small, with a wingspan around 25 mm, and visits flowers for nectar.
What do Broad-bordered White Underwing caterpillars eat?
The larvae feed on low-growing montane plants such as crowberry and bearberry, along with other alpine vegetation. That dependence on high-altitude host plants helps explain why the moth is tied to mountain and arctic-alpine habitats.
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