Orders

Adult Diptera Features

Body Size

3. Minute size (6 mm or less) ................................................4
Small to large....6 5. Legs very long; costa continuing around wing tip.... (gall midges) CECIDOMYIIDAE
Legs not very long; costa ending near wing tip .........(black flies) SIMULIIDAE or(biting midges) CERATOPOGONIDAE 9. Coxae long ...............................(fungus gnats) MYCETOPHILIDAE
Coxae not long ...................................(midges) CHIRONOMIDAE 13. Legs long; body slender and often metallic in color; usually small ........................(long-legged flies) DOLICHOPODIDAE
Not as above ..........................................................14 19. Small (3 to 4mm) with reddish eyes ............. (vinegar flies) DROSOPHILIDAE
Not as above...............................20 26. Mouthparts vestigial or absent; medium to large flies .......................... 17
Mouthparts functional .................................................. 28 31. Notopleuron with two large bristles; arista plumose tip; often metallic colored ......................... (blow flies) CALLIPHORIDAE
Notopleuron with four large bristles; arista plumose only in basal half; color usually gray with dark patterns ...........................(flesh flies) SARCOPHAGIDAE 32. Head small and folds posteriorly into groove ...........(bat flies) NYCTERIBIIDAE
Head not as above ...........33