Lasionycta promulsa

Lasionycta promulsa is a moth of the family Noctuidae. It occurs from Rampart House in northern Yukon to south-western British Columbia in the west and southern New Mexico in the Rocky Mountains.

Lasionycta promulsa
Male
Female
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Lepidoptera
Superfamily:	Noctuoidea
Family:	Noctuidae
Genus:	Lasionycta
Species:	L. promulsa
Binomial name
Lasionycta promulsa (Morrison, 1875)
Synonyms
Mamestra promulsa Morrison, 1875a Scotogramma promulsa Dyar, 1903 Lasiestra promulsa McDunnough, 1938 Lasionycta promulsa Lafontaine et al., 1986 Scotogramma infuscata Smith, 1899 Lasiestra infuscata McDunnough, 1938 Lasionycta infuscata Lafontaine et al., 1986

It is most common near timberline and is nocturnal. The northern Yukon populations are found in sage grassland, although those on Montana Mountain in southwest Yukon occur in rocky alpine tundra like other populations to the south.

Adults are on wing from mid-July through August.