Hemimetabola(redirected from Exopterygota, Heterometabola)
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|Noun||1.||Hemimetabola - subclass of insects characterized by gradual and usually incomplete metamorphosis|
class Hexapoda, class Insecta, Hexapoda, Insecta - insects; about five-sixths of all known animal species
class - (biology) a taxonomic group containing one or more orders