Synonyms and other taxonomic changes
Zeuzera pyrina (Linnaeus, 1761)
Linnaeus, 1761 (1)
wingspan 50-60 mm (female); 35-40 mm (male)
Adult: white with black spots. Spots more numerous and smaller than those of Giant Leopard Moth, and none of the spots are hollow. Legs all black.
Caterpillar is smooth, orange with black spots. See Forestry Images
Native to Europe, northern Africa and Asia.
northeastern United States, mostly along Atlantic coast
introduced into the northeastern United States prior to 1879
Larvae are wood-borers, feeding inside twigs (smaller larvae) and stems of various hardwood trees and shrubs. (2)
Takes 2-3 years to complete its life cycle. Eggs may be laid from late spring through early September. (2)
Unlike the Giant Leopard Moth, this one is not native to the US. Supposedly introduced (from its native Europe?) in mid-1800s; first reported in North America at Hoboken, New Jersey in 1882.
It is considered a pest of some fruit trees.
Giant Leopard Moth
) forewing has at least some hollow spots, and legs contain much white (not all black)
pinned adult image
by James Solomon, plus species account in North America (forestpests.org)
Moths of Maryland
adult images and info