Species: Square-spotted Clay (Xestia stigmatica)

Norwegian name: Fiolettbrunt bakkefly

Host plants: Dandelion (Taraxacum), Kjempeslekta (Plantago), Nøkleblomslekta (Primula), Stjerneblomslekta (Stellaria), Tvetannslekta (Lamium)

Confusion species: Double Square-spot (Xestia triangulum)

Systematics :

KingdomAnimals (Animalia)
Phylum Articulate animals (Arthropoda)
Klasse  Insects (Insecta)
Order   Moths and butterflies (Lepidoptera)
Group    Macro-moths («Macro-heterocera»)
Family     Owlet moths (Noctuidae)
Subfamily      Noctuinae
Genus       Xestia
Species        Square-spotted Clay (Xestia stigmatica)