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Species Urophora sirunaseva - Yellow Starthistle Gall Fly

possible Urophora sirunaseva - additional California site - Urophora sirunaseva possible Urophora sirunaseva - additional California site - Urophora sirunaseva Urophora sirunaseva? - Urophora sirunaseva
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Diptera (Flies)
No Taxon ("Acalyptratae")
Superfamily Tephritoidea
Family Tephritidae (Fruit Flies)
Subfamily Tephritinae
Tribe Myopitini
Genus Urophora
Species sirunaseva (Yellow Starthistle Gall Fly)
Explanation of Names
Urophora sirunaseva (Hering 1938)
Food
Centaurea solstitialis, yellow starthistle
Life Cycle
It forms galls within seedheads of yellow starthistle. 2 generations per year.
Remarks
Commercially available. Introduced from the Palaearctic as biological control
Internet References
Washington State U. Integrated Weed Control Project
Biological control. Seasonal phenology and impact of Urophora sirunaseva on yellow starthistle seed production in California