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

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

National Moth Week was July 23-31, 2022! See moth submissions.

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

Photos of 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

Previous events


Genus Spiramater

Otter Spirameter - Spiramater lutra June noctuid - Spiramater lutra ive seen these submitted before/but i never hatched one before!!!!!!!!!!!here it is who is it? - Spiramater lutra Rusty brown caterpillar - Spiramater lutra caterpillar 2 - Spiramater lutra Spiramater lutra Spiramater lutra Spiramater lutra
Show images of: caterpillars · adults · both
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Lepidoptera (Butterflies and Moths)
Superfamily Noctuoidea (Owlet Moths and kin)
Family Noctuidae (Owlet Moths)
Subfamily Noctuinae (Cutworm or Dart Moths)
Tribe Hadenini
Genus Spiramater
Synonyms and other taxonomic changes
genus often misspelled Spirameter
2 species in North America (
2 species in Canada (CBIF)
coast to coast in southern Canada and northern US (one species, S. lutra, occurs south to Arizona in the west)
Internet References
pinned adult images of both species in North America (CBIF)