Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
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Upcoming Events

National Moth Week photos of insects and people. Here's how to add your images.

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

Discussion, insects and people from the 2018 gathering in Virginia, July 27-29

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

Photos of insects and people from the 2013 gathering in Arizona, July 25-28

Photos of insects and people from the 2012 gathering in Alabama

Photos of insects and people from the 2011 gathering in Iowa


Genus Ectropis

Another moth from Oregon - Ectropis crepuscularia Saddleback Looper - Ectropis crepuscularia Which Moth? - Ectropis crepuscularia Common Gray? - Ectropis crepuscularia Unknown Moth Larva - Ectropis crepuscularia Geometrid moth - Spruce-fir looper? - Ectropis crepuscularia IMG_0651 - Ectropis crepuscularia Small Engrailed - Hodges#6597 - Ectropis crepuscularia
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 Ectropis
1 species in North America (
wingspan 30-41 mm
coast to coast in North America, north to panhandle of Alaska but not Yukon or NWT
Internet References
2 pinned adult images of the only North American species, E. crepuscularia (CBIF)