Catocala unijuga

Once-married underwing
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Lepidoptera
Superfamily:	Noctuoidea
Family:	Erebidae
Genus:	Catocala
Species:	C. unijuga
Binomial name
	Catocala unijuga; Walker, [1858]
Synonyms
	Catocala lucilla Worthington, 1883 ; Catocala unijuga var. agatha Beutenmüller, 1907 ; Catocala unijuga var. fletcheri Beutenmüller, 1903 ; Catocala patricia Cassino, 1917 ; Catocala helena Cassino, 1917 ; Catocala cassinoi Beutenmüller, 1918 ;

Catocala unijuga, the once-married underwing, is a moth of the family Erebidae. The species was first described by Francis Walker in 1858.[1][2] It is found in North America from Newfoundland west to south central British Columbia, south to Kentucky and Missouri in the east, Colorado and Utah in the west.

Illustration

The wingspan is 68–82 mm. Adults are on wing from July to September in one generation depending on the location.

The larvae feed on Populus tremuloides, Populus nigra and Salix species.

Subspecies

Yu, Dicky Sick Ki. "Catocala unijuga Walker 1858". Home of Ichneumonoidea. Taxapad. Archived from the original on March 15, 2016.
Savela, Markku (July 27, 2019). "Catocala unijuga Walker, [1858]". Lepidoptera and Some Other Life Forms. Retrieved October 22, 2019.

Robinson, E. & Anweiler, G. G. "Species Details Catocala unijuga". University of Alberta Museums. E.H. Strickland Entomological Museum. Retrieved November 11, 2020.
Oehlke, Bill. "Catocala unijuga Walker, [1858]". The Catocala Website. Archived October 14, 2008.

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