Diptera Classification
Diptera (2)- Brachycera (7)
Asiloidea (11)- Cyclorrhapha (4)
- Phoroidea (3)
- Platypezoidea (2)
- Schizophora (2)
- Acalyptratae (10)
- Carnoidea (9)
- Conopoidea (1)
- Diopsoidea (8)
- Ephydroidea (5)
- Lauxanioidea (4)
- Nerioidea (4)
- Opomyzoidea (14)
- Sciomyzoidea (10)
- Sphaeroceroidea (4)
- Tephritoidea (10)
- Calyptratae (14)
- Syrphoidea (2)
- Empidoidea (8)
- Nemestrinoidea (2)
- Stratiomyomorpha (3)
- Tabanomorpha (7)
- Xylophagomorpha (1)
- Nematocera (7)
Asteiidae
Nomenclature
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Unranked: AcalyptrataeSuperfamily: Opomyzoidea
SUMMARY
Small to very small flies, 1-3 mm long. R2+3 usually extremely shortened and ending in C with or a little beyond R1, except in Leiomyza Macquart; ultimate section of M1 forming a long anteriorly concave arc. (Sabrosky 1987, Papp 1998)