The copper underwing, humped green fruitworm or pyramidal green fruitworm is a moth of the family Noctuidae. The species was first described by Carl Linnaeus in his 1758 10th edition of Systema Naturae.
Svensson's copper underwing is a moth of the family Noctuidae. The species was first described by Charles E. Rungs in 1949. It is distributed throughout Europe including Russia east to the Urals.
Catocala is a generally Holarctic genus of moths in the family Erebidae. The genus was erected by Franz von Paula Schrank in 1802. The moths are commonly known as underwing moths or simply underwings. These terms are sometimes used for a few related moths, but usually – especially when used in plural, not as part of a species name – they are used to refer to Catocala only.