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a suborder of insects of the order Jugatae. Body length, usually 1–7 mm. The females are underdeveloped, wingless, often immobile, and have waxy coverings; their colonies resemble lichens. The males usually have a pair of wings (are rarely wingless) and are motile. The females and larvae suck the juices of plants; adult males do not feed. Armored scales (Diaspididae), soft scales (Lecaniidae), scale insects (Coccidae), and cushion scales belong to the Coccoidea. There are approximately 7,000 species, distributed worldwide, particularly heavily in the tropics. The USSR has more than 600 species. Many Coccoidea damage predominantly subtropical and southern fruit crops. Some require quarantine. There are beneficial species, used for obtaining shellac and carmine.