Species: Common Quaker (Orthosia cerasi)
Originator: Frode Falkenberg
Norwegian name: Tverrlinjet seljefly
Host plants: Birch (Betula), Elm (Ulmus), Oak (Quercus), Willows, Sallows and Osiers (Salix)
Confusion species: Clouded Drab (Orthosia incerta), Lead-coloured Drab (Orthosia populeti), Powdered Quaker (Orthosia gracilis)
Systematics :
| Kingdom | Animals (Animalia) | ||||||||
| Phylum | Articulate animals (Arthropoda) | ||||||||
| Klasse | Insects (Insecta) | ||||||||
| Order | Moths and butterflies (Lepidoptera) | ||||||||
| Group | Macro-moths («Macro-heterocera») | ||||||||
| Family | Owlet moths (Noctuidae) | ||||||||
| Subfamily | Hadeninae | ||||||||
| Genus | Orthosia | ||||||||
| Species | Common Quaker (Orthosia cerasi) | ||||||||
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