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Insect Morphology and SystematicsInsect Morphology and SystematicsI. Sub order: Caelifera
1. Acrididae: (Locusts, Grasshoppers)
Antenna is short
Tarsus is three segmented
Ovipositor is short and horny
Tympanum is located one on either side of the first abdominal segment.
Sound is produced by
femoro-alary
mechanism. A row of
peg
like projections found on
the innerside of each hindfemur is rubbed against the hard
radial vein
of the closed
tegmen.
Locusts are a serious threat to tropical agriculture. They swarm under favourable
conditions and mainly feed on grasses, cereals etc.
Insect Morphology and Systematics
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