Order Microcoryphia – Bristletails
- Family Machilidae – Jumping Bristletails
- Family Meinertellidae – Rock Bristletails
Order Zygentoma – Silverfish
- Family Lepismatidae
- Family Nicoletiidae
- Family Tricholepidiidae
Order Ephemeroptera – Mayflies
- Family Ameletidae – Combmouthed Minnow Mayflies
- Family Arthropleidae – Flatheaded Mayflies
- Family Baetidae – Small Minnow Mayflies
- Family Baetiscidae – Armored Mayflies
- Family Caenidae – Small Squaregilled Mayflies
- Family Ephemerellidae – Spiny Crawler Mayflies
- Family Ephemeridae – Common Burrower Mayflies
- Family Heptageniidae – Stream Mayflies
- Family Isonychiidae – Brushlegged Mayflies
- Family Leptohyphidae – Little Stout Crawler Mayflies
- Family Leptophlebiidae – Pronggilled Mayflies
- Family Metretopodidae – Cleftfooted Minnow Mayflies
- Family Palingeniidae – Riverbed Burrower Mayflies
- Family Polymitarcyidae – Pale Burrower Mayflies
- Family Potamanthidae – Hacklegilled Burrower Mayflies
- Family Siphlonuridae – Primitive Minnow Mayflies
Order Odonata – Dragonflies and Damselflies
- Suborder Zygoptera – Damselflies
- Suborder Anisoptera – Dragonflies
Order Plecoptera – Stoneflies
- Family Capniidae – Small Winter Stoneflies
- Family Chloroperlidae – Green Stoneflies
- Family Leuctridae – Rolled-winged Stoneflies
- Family Nemouridae – Spring Stoneflies
- Family Perlidae – Common Stoneflies
- Family Perlodidae – Perlodid Stoneflies
- Family Peltoperlidae – Roach-like Stoneflies
- Family Pteronarcyidae – Giant Stoneflies
- Family Taeniopterygidae – Winter Stoneflies
Order Embiidina – Webspinners
- Family Anisembiidae
- Family Oligotomidae
Order Phasmida – Walkingsticks
- Family Diapheromeridae
- Family Heteronemiidae
- Family Phasmatidae
- Family Pseudophasmatidae – Striped Walkingsticks
- Family Timematidae
Order
Orthoptera – Grasshoppers,
Crickets, Katydids
- Suborder Caelifera – Grasshoppers
- Suborder Ensifera – Long-horned Orthoptera
Order Notoptera – Rock Crawlers
- Suborder Grylloblattodea – Rock crawlers
Order Dermaptera – Earwigs
- Family Anisolabididae
- Family Chelisochidae
- Family Forficulidae
- Family Labiduridae – Striped Earwigs
- Family Spongiphoridae – Little Earwigs
Order Mantodea – Mantids
- Family Liturgusidae
- Family Mantidae
- Family Mantoididae
- Family Tarachodidae
- Family Thespidae
Order Blattodea – Cockroaches and Termites
- Family Blaberidae
- Family Blattellidae
- Family Blattidae
- Family Cryptocercidae
- Family Polyphagidae
- No Taxon Unidentified Cockroach Oothecae
- No Taxon Isoptera (Termites)
Order Zoraptera – Zorapterans
Order Psocodea – Barklice, Booklice, and Parasitic Lice
- Suborder Trogiomorpha
- Suborder Troctomorpha
- Suborder Psocomorpha
- No Taxon Phthiraptera (Parasitic Lice)
Order Hemiptera – True Bugs, Cicadas, Hoppers, Aphids and Allies
- Suborder Auchenorrhyncha – Free-living Hemipterans
- Suborder Heteroptera – True Bugs
- Suborder Sternorrhyncha – Plant-parasitic Hemipterans
Order Thysanoptera – Thrips
- Family Aeolothripidae – Predatory Thrips
- Family Phlaeothripidae – Tube-tailed Thrips
- Family Thripidae
Order Megaloptera – Alderflies, Dobsonflies, and Fishflies
- Family Sialidae – Alderflies
- Family Corydalidae – Dobsonflies and Fishflies
Order Raphidioptera – Snakeflies
- Family Raphidiidae – Snakeflies
- Family Inocelliidae – Square-headed Snakeflies
Order Neuroptera – Antlions, Lacewings and Allies
- Family Ascalaphidae – Owlflies
- Family Berothidae – Beaded Lacewings
- Family Chrysopidae – Green Lacewings
- Family Coniopterygidae – Dustywings
- Family Dilaridae – Pleasing Lacewings
- Family Hemerobiidae – Brown Lacewings
- Family Ithonidae – Moth Lacewings
- Family Mantispidae – Mantidflies
- Family Myrmeleontidae – Antlions
- Family Nemopteridae
- Family Nymphidae
- Family Polystoechotidae – Giant Lacewings
- Family Sisyridae – Spongillaflies
Order Coleoptera – Beetles
- Suborder Archostemata – Reticulated and Telephone-pole Beetles
- Suborder Myxophaga – Minute Bog and Skiff Beetles
- Suborder Adephaga – Ground and Water Beetles
- Suborder Polyphaga – Water, Rove, Scarab, Longhorn, Leaf and Snout Beetles
- No Taxon “Symphyta” – Sawflies, Horntails, and Wood Wasps
- No Taxon “Parasitica” (parasitic Apocrita)
- No Taxon Aculeata – Bees, Ants, and Stinging Wasps
Order Trichoptera – Caddisflies
- Family Apataniidae – Early Smoky Wing Sedges
- Family Brachycentridae – Humpless Casemaker Caddisflies
- Family Calamoceratidae
- Family Dipseudopsidae
- Family Glossosomatidae – Little Black Caddisflies
- Family Goeridae
- Family Helicopsychidae – Snail-case Caddisflies
- Family Hydropsychidae – Netspinning Caddisflies
- Family Hydroptilidae – Microcaddisflies
- Family Lepidostomatidae – Bizarre Caddisflies
- Family Leptoceridae – Longhorned Caddisflies
- Family Limnephilidae – Northern Caddisflies
- Family Molannidae – Hood Casemakers
- Family Odontoceridae – Mortarjoint Casemakers
- Family Philopotamidae – Fingernet Caddisflies
- Family Phryganeidae – Giant Casemakers
- Family Polycentropodidae – Tube Maker Caddisflies
- Family Psychomyiidae – Net Tube Caddisflies
- Family Rhyacophilidae – Free-living Caddisflies
- Family Sericostomatidae – Bushtailed Caddisflies
- Family Uenoidae – Stonecase Caddisflies
Order Lepidoptera – Butterflies and Moths
- Superfamily Papilionoidea – Butterflies (excluding skippers)
- Superfamily Hesperioidea – Skippers
Order Mecoptera – Scorpionflies, Hangingflies and Allies
- Family Bittacidae – Hangingflies
- Family Boreidae – Snow Scorpionflies
- Family Dinopanorpidae
- Family Meropeidae – Forcepflies
- Family Panorpidae – Common Scorpionflies
- Family Panorpodidae
Order Diptera – Flies
- No Taxon “Nematocera” (Non-Brachycera)
- No Taxon Orthorrhapha
- No Taxon Aschiza
- No Taxon Calyptratae
- No Taxon Acalyptratae
Order Strepsiptera – Twisted-winged Insects
- Family Corioxenidae
- Family Halictophagidae
- Family Myrmecolacidae
- Family Stylopidae
- Family Xenidae
Order Siphonaptera – Fleas
- Family Pulicidae
- Family Ceratophyllidae