Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
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

Upcoming Events

Interested in a 2022 BugGuide gathering in New Mexico?

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

National Moth Week 2020 photos of insects and people.

Photos of insects and people from the 2019 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.

Previous events


Species Eustenopus villosus - Yellow Starthistle Hairy Weevil

Star Thistle  Weevil - Eustenopus villosus weevil  - Eustenopus villosus Weevil - Eustenopus villosus Hairy Weevil - Eustenopus villosus Eustenopus villosus One hairy little weevil. - Eustenopus villosus One hairy little weevil. - Eustenopus villosus Green Weevil - Eustenopus villosus
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga (Water, Rove, Scarab, Long-horned, Leaf and Snout Beetles)
No Taxon (Series Cucujiformia)
Superfamily Curculionoidea (Snout and Bark Beetles)
Family Curculionidae (Snout and Bark Beetles)
Subfamily Lixinae
Tribe Lixini
Genus Eustenopus
Species villosus (Yellow Starthistle Hairy Weevil)
Other Common Names
Hairy Star Thistle Weevil
est. in w. US (WA-ID-CA), native to the Mediterranean, introduced in NA for weed control
Host: Yellow Starthistle, Centaurea solstitialis
introduced (CA 1990) to control the invasive Yellow Star Thistle. The weevils can look very different once their vestiture is lost.
Internet References
Fact sheets: SCNWCB, WA State U., FAMU