Fly1.2ThoraxThe thorax bears three pairs of legs and a pair of wingsEach leg terminates in a pair of claws and apair of pulvilli (interdigital pod)clawInterdigitalpodEmpodium（爪间突）
Fly
Outstanding shape1. Stout(肥胖)body with short abdomen,usually with metallic luster.2. short antenna, only 3 segments, an aristaarising from dorsal side of third segment3. characterized wing venation.4. lapping mouthparts in majority5. hairy body and sticky legs, long bristles, tenuous hairson pulvilli.6. sexes: width of frons(额): separate in females, closetogether in males
Outstanding shape 1. Stout(肥胖)body with short abdomen, usually with metallic luster. 2. short antenna, only 3 segments, an arista arising from dorsal side of third segment. 3. characterized wing venation. 4. lapping mouthparts in majority. 5. hairy body and sticky legs, long bristles, tenuous hairs on pulvilli. 6. sexes: width of frons(额): separate in females, close together in males
Life CycleAdultEggPupaLarvae
Life Cycle
Egg1) Banana shaped, whitish colored 1-2 mm long.2) Hatches in 8-12 hrs.兴福
Egg 1) Banana shaped, whitish colored 1-2 mm long. 2) Hatches in 8-12 hrs
Larva (maggot )1) shape: conical, slender, creamy white withpointed head and blunt end. 12 mm long, no eyes.2) 3 instars in a duration of 4-8 ds
Larva ( maggot 蛆) 1) shape: conical, slender, creamy white with pointed head and blunt end. 12 mm long, no eyes. 2) 3 instars in a duration of 4-8 ds