In the most general sense, the Hexapoda, Myriapoda, and Arachnoidea, combined. [1913 Webster
" The typical Insecta, or hexapod insects, are divided into several orders, viz.: Hymenoptera, as the bees and ants; Diptera, as the common flies, gnats, and mosquitos; Aphaniptera, or fleas; Lepidoptera, or moths and butterflies; Neuroptera, as the ant-lions and hellgamite; Coleoptera, or beetles; Hemiptera, as bugs, lice, aphids; Orthoptera, as grasshoppers and cockroaches; Pseudoneuroptera, as the dragon flies and termites; Euplexoptera, or earwigs; Thysanura, as the springtails, podura, and lepisma. See these words in the Vocabulary."