Liriomyza arctii
This record describes Liriomyza arctii (species). Recorded family: Agromyzidae. Recorded order: Diptera.
Identification and Appearance

Larvae of Liriomyza arctii form narrow, white, linear mines in leaves of burdock ( Arctium minus ), exiting before pupating . Two polyphagous Liriomyza species, L. trifolii and L. huidobrensis , have also been reported from Arctium , but are unlikely to be responsible for the mines in the photos collected here.
Classification
- Kingdom
- Animalia
- Phylum
- Arthropoda
- Class
- Insecta
- Order
- Diptera (Flies)
- Superfamily
- Opomyzoidea
- Family
- Agromyzidae (Leaf Miner Flies)
- Subfamily
- Phytomyzinae
- Genus
- Liriomyza
Imported taxonomy record. Source availability varies; see the source references and editorial policy below.
Habitat and Range
Geographic Range
Liriomyza arctii is known from MN, WI, and Canada
Additional species information
Species notes from the sources
Etymology: Liriomyza arctii Spencer, 1969
About Flies: the wider group
Order-level background for Diptera, the group containing Liriomyza arctii. Species-specific details appear above.
Group overview
Diptera includes over 150,000 described species of flies, mosquitoes, and midges. Mosquitoes are the deadliest animal on Earth (CDC). Malaria alone causes ~249 million cases and over 608,000 deaths annually, mostly children under 5 (WHO). Vector-borne diseases account for over 17% of all infectious diseases, causing 700,000+ deaths per year.
Ecological role of the group
Despite their disease impact, flies are critical decomposers and pollinators. Hoverflies alone pollinate hundreds of crop and wildflower species. Flies are also the primary food source for many birds, bats, and fish. Forensic entomology relies heavily on fly species for crime scene analysis.
Economic and practical significance of the group
In the U.S., vector-borne disease cases tripled between 2004-2016, with over 640,000 cases reported in that period (CDC). Tickborne diseases doubled from 22,000 to 48,000 annual reports. Globally, mosquito-borne diseases cost billions in healthcare and lost productivity.
Recorded sources for this group: WHO, CDC, PNAS. Imported estimates may describe particular regions or reporting periods.
Photos of Liriomyza arctii (2)
Photo credits: Contributed by Charley Eiseman
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