Thera britannica (Spruce Carpet)
Originator: Alf Tore Mjøs
Systematics :
Kingdom: Animalia (Animals)
Phylum: Arthropoda (Articulate animals)
Class: Insecta (Insects)
Order: Lepidoptera (Moths and butterflies)
Group: «Macro-heterocera» (Macro-moths)
Family: Geometridae (Geometrid moths)
Subfamily: Larentiinae
Genus: Thera
Species: Thera britannica (Spruce Carpet)
Norwegian name: Edelgranbarmåler
Host plants: Common Silver Fir (Abies alba), Spruce (Picea)
Confusion species: Thera variata (Spruce Carpet)