Proboscis: tongue-like feeding tube used to pump in liquid.

Legs: three pairs for movement

Antenna: enlarged and apically club-like for chemical sensing
Labial palps: mouth appendages for feeding

Wings: two pairs that are veined and designed for flight 

Body: covered in a sclerotized exoskeleton and consists of a head, thorax, and abdomen. The head has appendages, the thorax is a three part fused segment, each segment having a pair of legs and two pairs of wings, and the abdomen has ten, less sclerotized segments.

 

Wing Terminology

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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