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Key to Bug ID (Classes of Arthropods)

INSECTA: three distinct body regions, three pairs of legs, one pair of antenna, may or may not have wings (insects)

ARACHNIDA: head and body fused into a single unit, four pairs of legs, no antennae, no wings (spiders)

CRUSTACEA: two main body parts divided into segments, five to seven pairs of legs, two pairs of antennae, no wings (crustaceans)

MYRIOPODA includes

Adapted from information found at Understanding Arthropod Classification and Identification, a site maintained by the Young Entomologists' Society.

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