- Earwig - Dermaptera
Earwigs belong to the order Dermaptera. - Flea - Siphonaptera
Fleas currently are believed to be a strange version of scorpionflies, but traditionally are given their own order called Siphonaptera. - Fly - Diptera
Flies belong to the order Diptera. - Grasshopper - Orthoptera
Grasshoppers, crickets, and katydids belong to the order Orthoptera. - Hopper - Homoptera
Leafhoppers, froghoppers and spittlebugs belong with scales, cicadas and aphids in the order Homoptera. - Jumping Bristletail - Microcoryphia
Jumping bristletails are similar to silverfish and belong to the order Microcoryphia. - Lacewing - Neuroptera.
Lacewings, antlions and owlflies belong to the order Neuroptera. - Mantid - Mantodea
Mantids belong to the order Mantodea. - Mantidfly - Neuroptera
Mantidflies may resemble mantids or wasps, but belong with the lacewings in the order Neuroptera. - Mayflies - Ephemeroptera.
Mayflies belong to the order Ephemeroptera. - Pillbug - Isopoda
Woodlice, or pillbugs are related to crustaceans in the Isopoda and are not insects. - Roach - Blattodea
Roaches belong to the order Blattodea. - Scorpionfly - Mecoptera.
Scorpionflies, snow fleas, and hangflies belong to the order Mecoptera. - Silverfish - Thysanura
Silverfish and firebrats belong to the order Thysanura. - Spiders - Arachnids, not Insects!
Spiders are not insects and belong to the Arachnids.