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Species Oberea erythrocephala - Leafy Spurge Stem Boring Beetle

Longhorned Beetle - Oberea erythrocephala Oberea? - Oberea erythrocephala Beetles - Oberea erythrocephala - male - female Beetles - Oberea erythrocephala - male Oberea erythrocephala Beetle - Oberea erythrocephala Beetle - Oberea erythrocephala Leafy Spurge Stem Boring Beetle - Oberea erythrocephala
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 Cucujiformia)
Superfamily Chrysomeloidea (Long-horned and Leaf Beetles)
Family Cerambycidae (Long-horned Beetles)
Subfamily Lamiinae (Flat-Faced Longhorns)
Tribe Phytoeciini
Genus Oberea
Species erythrocephala (Leafy Spurge Stem Boring Beetle)
Explanation of Names
Oberea erythrocephala (Schrank 1776)
Size
Adult 10-12 mm. Larva may reach 20 mm.
Identification
Range
native to Europe, introduced to NA to control Leafy Spurge (Euphorbia esula), an invasive weed; established in the west(1) to NE(2)
Food
Larvae feed on stems and root crowns of leafy spurge (Euphorbia esula).
Life Cycle
Adults present in early to mid-summer, feed on leafy spurge leaves and flowers. Female chews a hole in the upper part of a leafy spurge stem and lays an egg.
It spends winter as a larva. Larvae feed on roots at the crown.
Remarks
Introduced in 1980(2) to control Euphorbia esula (Leafy Spurge.
Internet References
Montana War on Weeds - Morgan Shaw, 2008
Washington State U.. Integrated Weed Control Project
Works Cited
1.Field Guide to Northeastern Longhorned Beetles (Coleoptera: Cerambycidae)
Douglas Yanega. 1996. Illinois Natural History Survey.
2.The longhorn beetles (Cerambycidae) of Nebraska: New state records, a checklist of known species, and distribution maps.
Stephen M. Spomer. 2014. The Coleopterists Bulletin 68(2): 297-315.