Image Number: 5358611

Photographer:
Descriptor:
Adult(s)
Description:
Female seedhead gall fly (Urophora quadrifasciata), a biological control agent of diffuse knapweed (Centaurea diffusa), on a knapweed flower bud.
Image type:
Field
Gender:
Female
Image view:
Lateral / Side

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Image location:
United States

Subject

Kingdom: Animalia
Phylum: Arthropoda
Subphylum: Atelocerata
Class: Hexapoda (including Insecta)
Infraclass: Neoptera
Subclass: Pterygota
Order: Diptera
Suborder: Brachycera
Infraorder: Acalyptratae
Superfamily: Tephritoidea
Family: Tephritidae
Subfamily: Tephritinae
Tribe: Myopitini
Genus: Urophora
Subject: Urophora quadrifasciata (Meigen, 1826)

Host

Kingdom: Plantae
Phylum: Magnoliophyta
Class: Magnoliopsida
Subclass: Asteridae
Order: Asterales
Family: Asteraceae
Genus: Centaurea
Subject: Centaurea diffusa Lam.
Node Affiliation:
Image uploaded:
Friday, January 18, 2008
Image last updated:
Tuesday, April 15, 2008