Phylum Arthropoda Siebold, 1848 - arthropods Class Insecta Linnaeus, 1758 - insects Subclass Pterygota Lang, 1888 - winged insects see Infraclass Pterygota Lang, 1888 Endopterygota Sharp, 1899 Order Diptera Linnaeus, 1758 - true flies, mosquitoes, gnats