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Species Iridopsis ephyraria - Pale-winged Gray - Hodges#6583

Geometridae: Iridopsis humaria? - Iridopsis ephyraria Pale-winged Gray - Iridopsis ephyraria - male Iridopsis ephyraria geometrid - Iridopsis ephyraria pale winged gray - Iridopsis ephyraria Iridopsis ephyraria Iridopsis ephyraria - male Iridopsis ephyraria - 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 Ennominae
Tribe Boarmiini
Genus Iridopsis
Species ephyraria (Pale-winged Gray - Hodges#6583)
Hodges Number
Synonyms and other taxonomic changes
Iridopsis ephyraria (Walker, 1860)
original combination Boarmia ephyraria WALKER, 1860
syn. Tephrina expressaria Walker, 1863
syn. Cleora takenaria Pearsall, 1909; Can. Ent. 41 (4): 119
= Selidosema ephyraria; in Dyar ([1903])
= Cleora ephyraria; in Barnes & McDunnough (1914)
= Anacamptodes ephyraria; in McDunnough (1920); redescription in Rindge (1966) Bull. USNM 132 (3): 211
* phylogenetic sequence #194725
wingspan 23-28 mm
Adults - wings whitish-gray with variable overlay of yellowish-brown and darker gray; lines black; PM line with rounded bulge near forewing costa; four black spots along costa; discal spots large, hollow on all wings [description by Charles Covell]

Larvae - in Forbes (1948, p.57)
United States and southern Canada east of the Rockies: New Brunswick to Florida, west to Texas, north to Alberta
adults fly from June to September
larvae feed on many species of woody plants: ash, Balsam Fir, birch, chokecherry, Eastern Hemlock, elm, gooseberry, maple, willow
See Also
Small Purplish Gray (Iridopsis humaria) forewing bluish to purplish-gray, and PM line more toothed inward at top of bulge near costa
Bent-line Gray (I. larvaria) hindwing has sharply-angled PM line
Large Purplish Gray (I. vellivolata) forewing median and PM lines merge toward inner margin
(compare images of all four species at CBIF)
Brown-shaded Gray (I. defectaria) forewing PM line is scalloped between bulge and costa, and doesn't occur in Canada
Print References
Rindge FH (1966) Revision of the Moth genus Anacamptodes. Bulletin of the USNM 132 (3): 175-244, pl. 22-25 (34Mb PDF)
Internet References
common name reference plus foodplants and flight season (Ohio State U.)
presence in Florida; list (John Heppner, Florida State Collection of Arthropods)
presence in Texas; list (James Gillaspy, U. of Texas)
distribution in Canada list of provinces (CBIF)