Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
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National Moth Week was July 19-27, and the Summer 2025 gathering in Louisiana, July 19-27

Photos of insects and people from the 2024 BugGuide gathering in Idaho July 24-27

Moth submissions from National Moth Week 2024

Photos of insects and people from the 2022 BugGuide gathering in New Mexico, July 20-24

Photos of insects and people from the Spring 2021 gathering in Louisiana, April 28-May 2

Photos of insects and people from the 2019 gathering in Louisiana, July 25-27


Genus Cyclophora

Representative Images

Sweetfern Geometer - Cyclophora pendulinaria Packard's Wave - Cyclophora packardi - female Cyclophora nanaria - female Cyclophora packardi Packard's Wave - Cyclophora packardi - female Cyclophora packardi? - Cyclophora myrtaria Cyclophora packardi - female moth, tan, lacy - Cyclophora nanaria
Show images of: caterpillars · adults · both

Classification

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 Cosymbiini
Genus Cyclophora

Numbers

7 species in North America (Nearctica.com)
2 species in Canada (CBIF)

Size

wingspan 21-26 mm

Range

represented in every province and territory of Canada, plus (presumably) Alaska; in the east extends southward through the US at least as far as Georgia

Season

adults fly from May to September

Food

larvae feed on alder, beech, blueberry, snakeroot, sweetfern

Internet References

pinned adult images of both species occurring in Canada (CBIF)