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Subphylum Hexapoda (Taxonomic Divisions (Class Insecta (3 tagmata -- head,…
Subphylum Hexapoda
Taxonomic Divisions
Class Insecta
3 tagmata -- head, thorax, abdomen; one pair of antennae, 3 pairs of uniramous legs; exposed mouthparts; two pairs of wings from anterior two thoracic segments
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Body Systems
Tubular heart - located in the pericardial cavity and pumps hemolymph through the dorsal aorta and some auxillary hearts pump hemolymph through veings of the wings
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Digestive system- consists of a mouth for ingestion, foregut (salivary glands, esophagus, crop, gizzard), midgut, hindgut-- works with malphigian tubules for ridding body of waste as uric acid
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Ocelli in larva, but most adults have compound eyes
Body Structure
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3 tagmata (head, thorax, abdomen)
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Mandibles
biting and chewing, sucking, sponging
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Wings (2 pairs, 1 pair, or none)
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