Urophora quadrifasciata (Four Barred Knapweed Gall Fly) is a species of flies in the family fruit flies. They visit flowers of Queen Anne's lace. They are diurnal.
Definition: overall repetitive or reflective pattern in the body of one individual of this taxon. eg: bilateral symmetry, rotational symmetry, radial symmetry
Definition: Information about the jurisdictions where the taxon is considered to be an invasive organism due to its negative impact on human welfare or ecosystems.