Catocala lineella

Catocala lineella, the lineella underwing, little lined underwing or steely underwing, is a moth of the family Erebidae. The species was first described by Augustus Radcliffe Grote in 1872. It is found in North America from Ontario and Quebec south to Florida west to Texas and north to Ohio.

Catocala lineella
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Lepidoptera
Superfamily:	Noctuoidea
Family:	Erebidae
Genus:	Catocala
Species:	C. lineella
Binomial name
Catocala lineella Grote, 1872[1]
Synonyms
Catocala amica lineella Catocala nerissa H. Edwards, 1880 Catocala amica novangliae Reiff, 1916 Catocala curvifascia Brower, 1936 Catocala melanotica Reiff, 1916

It was considered to be a subspecies or even a synonym of Catocala amica for a long time.

The wingspan is 35–40 mm. Adults are on wing from July to August.

The larvae feed on the leaves of Quercus species.