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Species Scopula junctaria - Simple Wave - Hodges#7164

Scopula junctaria Simple Wave Moth - Scopula junctaria Scopula junctaria - Simple Wave - Scopula junctaria 7164, Simple Wave Moth, Scopula junctaria - Scopula junctaria White Moth - Scopula junctaria Simple Wave Moth - Scopula junctaria Simple Wave - Scopula junctaria Scopula junctaria - male
Show images of: caterpillars · adults · both
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Lepidoptera (Butterflies and Moths)
Superfamily Geometroidea (Geometrid and Swallowtail Moths)
Family Geometridae (Geometrid Moths)
Subfamily Sterrhinae
Tribe Scopulini
Genus Scopula
Species junctaria (Simple Wave - Hodges#7164)
Hodges Number
Synonyms and other taxonomic changes
Scopula junctaria – (Walker, 1861)
wingspan 20-26 mm
wings variable in color and shape, from white with faint lines and rounded margins, to pale yellowish with bold lines and angular margins (compare images of both forms); AM, PM, and median lines present; forewings and hindwings similar, with light speckling throughout
every province and territory of Canada, plus northern United States, south to Maryland, Arizona, and California
mixed and deciduous forests
adults fly from late May to August
larvae feed on chickweed, clover, elm, and other plants
Life Cycle
one generation per year
See Also
Scopula quadrilineata (Four-lined Wave) has an almost straight PM line but is otherwise very similar
(compare images of both species)
"enucleata" form of Scopula limboundata (Large Lace-border) has a double bulge in PM line near costa, lacking in junctaria
several other Scopula species are also similar (compare thumbnail images of other species)
Print References
Powell, J. A., and P. A. Opler 2009. Moths of Western North America.(1)
Covell, p. 378, plate 48 #1 (2)
Internet References
Moth Photographers Group - range map, photos of living and pinned adults.
BOLD - Barcode of Life Data Systems - species account with collection map and photos of pinned adults.
adult image showing a pinkish tint (Larry Line, Maryland)
pinned adult image (Bruce Walsh, Moths of Southeastern Arizona)
flight season; PDF doc plus food plants and life cycle (Macrolepidoptera of Mont Saint-Hilaire Region, McGill U., Quebec)
distribution in Canada list of provinces and territories (CBIF)
presence in Yukon; PDF doc and North American distribution (J.D. Lafontaine and D.M. Wood, Butterflies and Moths of the Yukon)
Works Cited
1.Moths of Western North America
Powell and Opler. 2009. UC Press.
2.Peterson Field Guides: Eastern Moths
Charles V. Covell. 1984. Houghton Mifflin Company.