Drasteria hudsonica, the northern arches, is a moth of the family Erebidae. The species was first described by Augustus Radcliffe Grote and Coleman Townsend Robinson in 1865.[1] It is found from Alaska and Yukon to California, east to New Mexico and Manitoba.

Drasteria hudsonica
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Lepidoptera
Superfamily:	Noctuoidea
Family:	Erebidae
Genus:	Drasteria
Species:	D. hudsonica
Binomial name
Drasteria hudsonica (Grote & Robinson, 1865)
Synonyms
Syneda hudsonica Grote & Robinson, 1865 Synedoida hudsonica (Grote & Robinson, 1865) Syneda heathi Barnes & McDunnough, 1918 Syneda pedionis Hampson, 1926 Syneda seposita Edwards, 1881

The wingspan is 35–36 mm. Adults are on wing in June in the north. The flight period is earlier southward.

The larvae feed on Shepherdia canadensis.

Subspecies

• Drasteria hudsonica hudsonica
• Drasteria hudsonica heathi (Barnes & McDunnough, 1918)
• Drasteria hudsonica seposita (Edwards, 1881) (Colorado, Utah)

References

Wikispecies has information related to Drasteria hudsonica.

Wikimedia Commons has media related to Drasteria hudsonica.

External links

• Schmidt, B. C (April 2003). "Species Details Drasteria hudsonica". University of Alberta Museums. E.H. Strickland Entomological Museum. Retrieved November 12, 2020.
• McLeod, Robin (September 25, 2016). "Species Drasteria hudsonica - Northern Arches - Hodges#8632". BugGuide. Retrieved February 22, 2019.
• "930906.00 – 8632 – Drasteria hudsonica – Northern Arches Moth – (Grote & Robinson, 1865)". North American Moth Photographers Group. Mississippi State University. Retrieved February 22, 2019.