Macaria loricaria

Macaria loricaria
Male
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Lepidoptera
Family:	Geometridae
Genus:	Macaria
Species:	M. loricaria
Binomial name
Macaria loricaria (Eversmann, 1837)
Synonyms
Fidonia loricaria Eversmann, 1837 Speranza loricaria Itame loricaria Itame loricaria julia Idaea vinctaria Zeller, 1846 Sympherta julia Hulst, 1896 Thamnonoma nubilata Warren, 1904

Macaria loricaria, the false Bruce spanworm or Eversmann's peacock, is a moth of the family Geometridae. It is found from Fennoscandia and the Baltic states to Sakhalin. It is also found in North America, where it is found from Alaska to Newfoundland and New York, south to Colorado.

The wingspan is 25–29 mm for males. Females are wingless. Adults are on wing from mid July to August in Europe and from late June to late July in North America.

The larvae feed on Salix and Betula species as well as Populus tremuloides in North America. Larvae can be found from May to July It overwinters as an egg.

Wikimedia Commons has media related to Macaria loricaria.

• Anweiler, G. G. (November 21, 2003). "Species Details Macaria loricaria". University of Alberta Museums. E.H. Strickland Entomological Museum. Retrieved November 9, 2020.