Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
 
Clickable Guide
Interactive image map to choose major taxa Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes

Calendar
Upcoming Events

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
Home » Guide » Arthropods (Arthropoda) » Hexapods (Hexapoda) » Insects (Insecta) » Butterflies and Moths (Lepidoptera) » Butterflies and Skippers (Papilionoidea) » Blues, Coppers, Hairstreaks, Harvesters (Lycaenidae) » Hairstreaks (Theclinae) » Eumaeini » Callophrys » Western Green Hairstreak - Hodges#4305 (Callophrys affinis)

Species Callophrys affinis - Western Green Hairstreak - Hodges#4305

Representative Images

Bramble Hairstreak - Callophrys affinis Canyon Bramble Hairstreak - Callophrys affinis Western Green Hairstreak - Callophrys affinis a green hairstreak - Callophrys affinis Is it possible to ID this butterfly? - Callophrys affinis Western Green Hairstreak - Callophrys affinis homoperplexa - Callophrys affinis Callophrys affinis homoperplexa - Callophrys affinis Canyon Green Hairstreak - Callophrys affinis
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 Papilionoidea (Butterflies and Skippers)
Family Lycaenidae (Blues, Coppers, Hairstreaks, Harvesters)
Subfamily Theclinae (Hairstreaks)
Tribe Eumaeini
Genus Callophrys
Species affinis (Western Green Hairstreak - Hodges#4305)

Hodges Number

4305

Other Common Names

Bramble Hairstreak, Immaculate Bramble Hairstreak, Immaculate Hairstreak

Identification

There's a wide variation in appearance, geographically and even in local populations. The color varies from solid green to half green, half brown, and some have white spots.

Range

West coast and east to Colorado, and south to Arizona.

Habitat

Chaparral, sagebrush, and foothill openings.

Season

As early as February and as late as July depending on location.

Food

Buckwheats and deerweed.

Life Cycle

one brood

See Also

Sheridan's Hairstreak

Print References

(1) (2)

Internet References

Neartica.com
NABA.org

Works Cited

1.Butterflies Through Binoculars: The West : A Field Guide to the Butterflies of Western North America (Butterflies and Others Thr
Jeffrey Glassberg. 2001. Oxford University Press.
2.Butterflies of North America (Kaufman Focus Guides)
Jim P. Brock, Kenn Kaufman. 2003. Houghton Mifflin Co.
Contributed by tom murray on 21 July, 2005 - 5:19pm
Additional contributions by Steve Nanz, Nick Block
Last updated 2 July, 2017 - 7:47am

Disclaimer: Dedicated naturalists volunteer their time and resources here to provide this service. We strive to provide accurate information, but we are mostly just amateurs attempting to make sense of a diverse natural world. If you need expert professional advice, contact your local extension office.

Contributors own the copyright to and are solely responsible for contributed content.
Click the contributor's name for licensing and usage information.
Everything else copyright © 2003-2025 Iowa State University, unless otherwise noted.

Bugguide is hosted by:

Plant Pathology, Entomology and Microbiology at Iowa State University logo

Printer Friendly Version 		Terms of Use
Privacy Statement
Site Map
Contact