
Photo by:
J.A.L. Cooke/Oxford Scientific Films
Homoptera, order of plant-feeding insects with membranous wings and piercing, sucking mouthparts. They are closely related to the true bugs. About 45,000 species are known. Among the most familiar are the aphids, cicadas, leafhoppers, and scale insects. The range of size and shape of homopterans is great. Most undergo incomplete metamorphosis. There are usually two pairs of wings. Many species are destructive to crops and orchards.
Scientific classification: The order Homoptera belongs to the class Hexapoda, phylum Arthropoda.