Mosquito larvae wriggler
Mosquito pupa tumbler
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2. CECIDOMYIIDAE (Gall midges)
They are minute delicate, mosquito like flies.
Antennae and legs are long
Wing venation is reduced. Wings are covered with long hairs.
A dark sclerotised area is present midventrally on the prothorax in the larva called `chest
bone'.
Rice gall midge :
Orseolia oryzae - maggot
feeding produces galls.
Sub order: BRACHYCERA
3. ASILIDAE (Robber flies)
They are elongate bristly flies.
Head is broad and hollowed out in between the compound eyes
Compound eyes are protuberant. A prominent tuft of hairs is found on the head forming
the mouth-beard. The proboscis is thick and stout.
Legs are stout, hairy and suited for catching the prey.
Abdomen is tapering and has a pair of large claspers at the tip of the male and a horny
ovipositor in female.
They are most active, non selective predators.
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