Macaria oweni, Owen's larch looper or Owen's angle moth, is a moth of the family Geometridae. The species was first described by Louis W. Swett in 1907. It is found in North America from Newfoundland to west-central Alberta, south in the east to northern New England.

Macaria oweni
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Lepidoptera
Family: Geometridae
Genus: Macaria
Species:
M. oweni
Binomial name
Macaria oweni
(Swett, 1907)
Synonyms
  • Semiothisa oweni
  • Digrammia oweni
  • Sciagraphia granitata var. oweni Swett, 1907

The wingspan is about 23 mm. Adults are on wing from June to mid-July in Alberta. There is probably one generation per year.

The larvae feed on Larix laricina.

edit
  • "910769.00 – 6351 – Macaria oweni – (Swett, 1907)". North American Moth Photographers Group. Mississippi State University. Retrieved March 30, 2019.
  • Balaban, John and Jane (July 12, 2012). "Species Macaria oweni - Owen's Larch Granite - Hodges#6351". BugGuide. Retrieved March 30, 2019.
  • "Species Details Semiothisa oweni". University of Alberta Museums. E.H. Strickland Entomological Museum. Retrieved November 14, 2020.
  • Maier, C. T.; Lemmon, C. R.; Fengler, J. M.; Schweitzer, D. F. & Reardon, R. C. (2004). "Owen's Larch Looper (Macaria oweni)". Caterpillars on the Foliage of Conifers in the Northeastern United States. USDA Forest Service. Archived from the original October 11, 2008.