39a (37b). Mouthparts in the form of a cone located basally on ventral side of head; palps

present but short; body elongated, usually <5 mm in length; antennae about as long as

head and prothorax combined, not bristle-like, and 4-9 segmented; tarsi 1-2 segments,

often without claws (Fig.A) [thrips..........................................................................Thysanoptera

 

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A

 

 

39b. Mouthparts as an elongated segmented beak; palps absent; other characters variable...... 40