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

Calendar
Upcoming Events

Discussion, insects and people from the 2018 BugGuide 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

Photos from the 2010 Workshop in Grinnell, Iowa

Photos from the 2009 gathering in Washington

TaxonomyBrowse
Info
ImagesLinksBooksData

Species Sphenoptera jugoslavica

Buprestidae 01a - Sphenoptera jugoslavica Buprestidae 01b - Sphenoptera jugoslavica Sphenoptera jugoslavakia Obenberger - Sphenoptera jugoslavica Sphenoptera jugoslavakia Obenberger - Sphenoptera jugoslavica Small Beetle - Sphenoptera jugoslavica Small Beetle - Sphenoptera jugoslavica Sphenoptera??? - Sphenoptera jugoslavica Bronze knapweed root borer - Sphenoptera jugoslavica
Classification
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 Elateriformia)
Superfamily Buprestoidea (Metallic Wood Boring Beetles)
Family Buprestidae (Metallic Wood-boring Beetles)
Subfamily Chrysochroinae
Genus Sphenoptera
Species jugoslavica (Sphenoptera jugoslavica)
Other Common Names
Bronze Knapweed Root Borer
Synonyms and other taxonomic changes
member of the subgen. Chilostetha Jakovlev 1889
Explanation of Names
Sphenoptera jugoslavica Obenberger 1926
Size
~7 mm
Identification
images of diff. stages(1)
Range
native to se. Europe, intentionally introduced in NA and now widespread in the west (BC-CA to SD-CO)(2)
Food
Larval host: Centaurea diffusa(2)
Remarks
Introduced from Greece to fight knapweed; first released in 1980.
Internet References
Fact sheets: Stevens Co., WA | BC(3) | Lang (yyyy) (4) |