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Insect Morphology and SystematicsInsect Morphology and SystematicsImportance:
It is the largest order. It includes predators, scavengers and many crop pests. They
also damage stored products.
Classification:
This order is divided into two suborders, viz.,
Adephaga
(devourers) and
Polyphaga
(eaters of many things). Adephaga includes Cicindelidae, Carabidae and Dytiscidae.
Other families listed out below come under Polyphaga.
FAMILIES OF PREDATORS
1. CICINDELIDAE (Tiger beetles)
Head is usually wider than prothorax.
Eyes are fairly larger and they have very keen vision.
Mandibles are sharply pointed, sickle shaped and acutely toothed for capturing the prey.
Legs are long and tarsi slender which enable to run fast.
Elytra have spots and stripes.
Larva excavates vertical pits for prey capture.
Both grubs and adults are active predators.
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