Udea alpinalis

Udea alpinalis is a moth of the family Crambidae. The species was first described by Michael Denis and Ignaz Schiffermüller in 1775.^[1] It is an alpine species found in Europe.

Udea alpinalis
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Lepidoptera
Family:	Crambidae
Genus:	Udea
Species:	U. alpinalis
Binomial name
Udea alpinalis (Denis & Schiffermüller, 1775)
Synonyms
Pyralis alpinalis Denis & Schiffermüller, 1775 Phalaena grisealis Fabricius, 1794 Pyrausta alpinalis ab. prolongata Weber, 1945 Udea alpinalis valerialis (Galvagni, 1933) Udea valerianalis Speidel, 1996

The wingspan is 15–17 mm. The moth flies from June to August depending on the location.

It exhibits sexual dimorphism, where females have shorter, more acute forewings and the dorsal side of the hindwings are darker than that of males.^[2] The larvae feed on Senecio species (ragworts and groundsels).