| Achilidae Stål, 1866 | Achilid Planthoppers | 2 | Species | Taxom |
| Aclerdidae Ferris, 1937 | Aclerdid scales | 2 | Species | Taxom |
| Acrididae MacLeay, 1819 | Grasshoppers and locusts | 117 | Species | Taxom |
| Acroceridae Leach, 1815 | Hunch-back flies | 8 | Species | Taxom |
| Adelidae Bruand, 1851 | Adelid Moths | 4 | Species | Taxom |
| Aderidae Winkler, 1927 | Ant-like leaf beetles | 13 | Species | Taxom |
| Agaonidae Walker, 1848 | Fig wasp | 1 | Species | Taxom |
| Agromyzidae Fallen, 1823 | Leaf miner flies | 4 | Species | Taxom |
| Alexiidae Imhoff, 1856 | Minute bark beetles | 1 | Species | Taxom |
| Aleyrodidae Westwood, 1840 | Whiteflies | 2 | Species | Taxom |
| Alydidae Amyot & Serv..., 1843 | Bean bugs | 4 | Species | Taxom |
| Amorphoscelidae Stål, 1877 | | 2 | Species | Taxom |
| Amphipsocidae Mockford, 1978 | Hairy-winged Barklice | 1 | Species | Taxom |
| Andrenidae Webster, 1913 | Andrenid bees | 25 | Species | Taxom |
| Anthicidae Latreille, 1819 | Ant beetles | 6 | Species | Taxom |
| Anthocoridae Fieber, 1837 | Flower bugs | 2 | Species | Taxom |
| Anthomyiidae Robineau-Des..., 1830 | Anthomyiid flies | 10 | Species | Taxom |
| Anthribidae Billberg, 1820 | Fungus Weevil | 22 | Species | Taxom |
| Apataniidae Wallengren, 1886 | Early Smoky Wing Sedges | 1 | Species | Taxom |
| Aphalaridae Löw, 1879 | | 18 | Species | Taxom |
| Aphelinidae Thomson, 1876 | Aphelinid wasps | 13 | Species | Taxom |
| Aphididae Latreille, 1802 | Aphid | 11 | Species | Taxom |
| Aphodiidae Leach, 1815 | | 1 | Species | Taxom |
| Aphrophoridae Evans, 1946 | Froghoppers | 8 | Species | Taxom |
| Apidae Latreille, 1802 | Bumble bees | 72 | Species | Taxom |
| Arctiidae Leach, 1815 | Footman moths | 4 | Species | Taxom |
| Argidae Konow, 1890 | Argid flies | 2 | Species | Taxom |
| Artheneidae Stål, 1872 | | 4 | Species | Taxom |
| Ascalaphidae Rambur, 1842 | Owlflies | 2 | Species | Taxom |
| Asilidae Latreille, 1802 | Assassin flies | 130 | Species | Taxom |
| Asteiidae Rondani, 1856 | Asteiid Flies | 1 | Species | Taxom |
| Asterolecaniidae Cockerell, 1896 | Asterolecaniids | 3 | Species | Taxom |
| Athericidae Stuckenberg, 1973 | Athericid flies | 2 | Species | Taxom |
| Attelabidae Billberg, 1820 | Leaf Rolling Weevil | 29 | Species | Taxom |
| Bacillidae Brunner von ..., 1893 | Bacillid Stick Insects | 3 | Species | Taxom |
| Batrachedridae Heinemann & ..., 1876 | Batrachedrid Moths | 1 | Species | Taxom |
| Belostomatidae Leach, 1815 | Alligator ticks | 2 | Species | Taxom |
| Beraeidae Wallengren, 1891 | Small eastern caddisflies | 1 | Species | Taxom |
| Berytidae Fieber, 1851 | Stilt bug | 14 | Species | Taxom |
| Bethylidae Halliday, 1839 | Bethylid wasps | 2 | Species | Taxom |
| Bibionidae Fleming, 1821 | Bibionid flies | 1 | Species | Taxom |
| Blaberidae Saussure, 1864 | Blaberids | 1 | Species | Taxom |
| Blattellidae (Karny, 1908) | German Cockroach | 1 | Species | Taxom |
| Blattidae Stephens, 1829 | American cockroaches | 2 | Species | Taxom |
| Blephariceridae Loew, 1861 | Mountain midges | 1 | Species | Taxom |
| Blissidae Stål, 1862 | Chinch Bugs | 6 | Species | Taxom |
| Bombycidae Latreille, 1802 | Lappet moths | 1 | Species | Taxom |
| Bombyliidae Latreille, 1802 | Bee Flies | 165 | Species | Taxom |
| Bostrichidae Latreille, 1802 | Auger beetles | 36 | Species | Taxom |
| Brachypteridae (Erichson, 1845) | Short-winged Flower Beetles | 2 | Species | Taxom |
| Braconidae Latreille, 1829 | Braconid wasps | 19 | Species | Taxom |
| Brentidae Billberg, 1820 | Brenthidae | 13 | Species | Taxom |
| Buprestidae Leach, 1815 | Flat-headed wood-borers | 119 | Species | Taxom |
| Byrrhidae Latreille, 1804 | Moss beetles | 1 | Species | Taxom |
| Caliscelidae Amyot & Serv..., 1843 | Piglet Bugs | 2 | Species | Taxom |
| Calliphoridae Brauer & Ber..., 1889 | Blow flies | 29 | Species | Taxom |
| Cantharidae Imhoff, 1856 | Cantharids | 10 | Species | Taxom |
| Capniidae Klapálek, 1905 | Capniid winter stoneflies | 5 | Species | Taxom |
| Carabidae Latreille, 1802 | Carabid beetles | 684 | Species | Taxom |
| Carcinophoridae Hincks, 1954 | | 0 | Species | Taxom |
| Carnidae Newman, 1834 | Bird flies | 3 | Species | Taxom |
| Cecidomyiidae Newman, 1834 | Cecidomyidae | 66 | Species | Taxom |
| Cephidae Newman, 1834 | Cephids | 15 | Species | Taxom |
| Cerambycidae Latreille, 1802 | Long Horn beetles | 180 | Species | Taxom |
| Ceratophyllidae Dampf, 1908 | Bird Fleas | 6 | Species | Taxom |
| Ceratopogonidae Newman, 1834 | Biting midge | 123 | Species | Taxom |
| Cercopidae Leach, 1815 | Froghopper | 7 | Species | Taxom |
| Cerococcidae Balachowsky, 1942 | Cerococcids | 4 | Species | Taxom |
| Cerylonidae Billberg, 1820 | Cerylid Kingfishers | 1 | Species | Taxom |
| Chalcididae Latreille, 1817 | Chalcidid wasps | 21 | Species | Taxom |
| Chamaemyiidae Hendel, 1910 | Aphid flies | 1 | Species | Taxom |
| Chironomidae Erichson, 1842 | Chironomids | 47 | Species | Taxom |
| Chloropidae Schoenherr, 1840 | Chloropid flies | 17 | Species | Taxom |
| Choreutidae Stainton, 1854 | Choreuitid Moths | 2 | Species | Taxom |
| Chrysididae Latreille, 1802 | Chrysidid wasps | 14 | Species | Taxom |
| Chrysomelidae Latreille, 1802 | Casebearers | 115 | Species | Taxom |
| Chrysopidae Schneider, 1851 | And Green Lacewings | 1 | Species | Taxom |
| Cicadellidae Latreille, 1802 | Cicadellids | 196 | Species | Taxom |
| Cicadidae Westwood, 1840 | Cicada | 52 | Species | Taxom |
| Ciidae Leach, 1819 | Minute tree fungus beetles | 3 | Species | Taxom |
| Cimbicidae Kirby, 1837 | Cimbicid sawflies | 5 | Species | Taxom |
| Cixiidae Spinola, 1839 | Cixid planthoppers | 20 | Species | Taxom |
| Cleridae Latreille, 1802 | Checkered Beetle | 6 | Species | Taxom |
| Coccidae Stephens, 1829 | Soft scale | 21 | Species | Taxom |
| Coccinellidae Latreille, 1807 | Coccinelles | 7 | Species | Taxom |
| Coleophoridae Hübner, 1825 | Case moths | 101 | Species | Taxom |
| Colletidae Lepeletier, 1841 | Colletid bees | 12 | Species | Taxom |
| Conopidae Latreille, 1802 | Thick-headed Flies | 10 | Species | Taxom |
| Coptoclavidae Ponomarenko, 1961 | Extinct family | 2 | Species | Taxom |
| Coreidae Leach, 1815 | Broad-headed bugs | 34 | Species | Taxom |
| Corixidae Leach, 1815 | Lesser Water-Boatman | 5 | Species | Taxom |
| Corydiidae de Saussure, 1864 | Sand cockroaches | 10 | Species | Taxom |
| Corylophidae LeConte, 1852 | Hooded beetles | 3 | Species | Taxom |
| Cosmopterigidae Heinemann & ..., 1876 | Cosmet Moths | 12 | Species | Taxom |
| Cossidae Leach, 1815 | Borers | 62 | Species | Taxom |
| Crabronidae Latreille, 1802 | Bee Wolves | 17 | Species | Taxom |
| Crambidae Latreille, 1810 | Crambid Snout Moths | 142 | Species | Taxom |
| Cryptophagidae Kirby, 1937 | Mould beetles | 8 | Species | Taxom |
| Ctenophthalmidae Rothschild, 1915 | | 3 | Species | Taxom |
| Cucujidae Latreille, 1802 | Flat bark beetles | 8 | Species | Taxom |
| Culicidae Meigen, 1818 | Mosquito | 36 | Species | Taxom |
| Curculionidae Latreille, 1802 | Ambrosia beetles | 1326 | Species | Taxom |
| Cydnidae Billberg, 1820 | Burrower bugs | 4 | Species | Taxom |
| Cymidae Baerensprung, 1860 | | 4 | Species | Taxom |
| Cynipidae Latreille, 1802 | Cynipid gall wasps | 1 | Species | Taxom |
| Dactylopiidae Signoret, 1875 | Cochineal insects | 2 | Species | Taxom |
| Dascillidae Guérin-Ménev..., 1843 | Orchid beetles | 0 | Species | Taxom |
| Delphacidae Leach, 1815 | Delphacid planthoppers | 28 | Species | Taxom |
| Dericorythidae Jacobson & B..., 1902 | | 7 | Species | Taxom |
| Dermestidae Hope, 1840 | Carpet beetles | 104 | Species | Taxom |
| Diapheromeridae Rehn & Hebard, 1909 | Diapheromerid Stick Insects | 1 | Species | Taxom |
| Diapriidae Latreille, 1796 | Diapriid wasps | 1 | Species | Taxom |
| Diaspididae Maskell, 1878 | Armored scale insects | 100 | Species | Taxom |
| Dictyopharidae Spinola, 1839 | Dictyopharid Planthoppers | 9 | Species | Taxom |
| Diopsidae Billberg, 1820 | Stalk-eyed flies | 1 | Species | Taxom |
| Diprionidae Rohwer, 1911 | Conifer sawflies | 2 | Species | Taxom |
| Dixidae Schiner, 1868 | Dixid Midges | 1 | Species | Taxom |
| Dolichopodidae Latreille, 1809 | Long legged flies | 49 | Species | Taxom |
| Douglasiidae Heinemann & ..., 1876 | Douglas Moths | 1 | Species | Taxom |
| Drepanidae Meyrick, 1895 | Drepanids | 2 | Species | Taxom |
| Drosophilidae Rondani, 1856 | Fruit flies | 5 | Species | Taxom |
| Dryinidae Haliday, 1840 | Dryinid wasps | 2 | Species | Taxom |
| Dryopidae Billberg, 1820 | Long toed water beetle | 10 | Species | Taxom |
| Dytiscidae Leach, 1815 | Diving beetles | 35 | Species | Taxom |
| Ecnomidae Ulmer, 1903 | | 1 | Species | Taxom |
| Ectobiidae (Brunner von ..., 1865) | Wood cockroaches | 20 | Species | Taxom |
| Ectopsocidae | Outer Barklice | 4 | Species | Taxom |
| Elachistidae Bruand, 1851 | Elachistid moths | 21 | Species | Taxom |
| Elateridae Leach, 1815 | Click Beetle | 48 | Species | Taxom |
| Elipsocidae Pearman, 1936 | Damp Barklice | 4 | Species | Taxom |
| Elmidae Curtis, 1830 | Drive beetles | 11 | Species | Taxom |
| Embiidae Burmeister, 1839 | | 5 | Species | Taxom |
| Empididae Latreille, 1809 | Balloon flies | 34 | Species | Taxom |
| Empusidae Burmeister, 1838 | Violin mantises | 2 | Species | Taxom |
| Encyrtidae Walker, 1837 | Encyrtid wasps | 49 | Species | Taxom |
| Endomychidae Leach, 1815 | False Ladybirds | 13 | Species | Taxom |
| Epermeniidae Spuler, 1910 | Epermeniid moths | 2 | Species | Taxom |
| Ephydridae Zetterstedt, 1837 | Brine flies | 34 | Species | Taxom |
| Epipyropidae Dyar, 1903 | Planthopper Parasite Moths | 1 | Species | Taxom |
| Episactidae Burr, 1899 | | 1 | Species | Taxom |
| Erebidae Leach, 1815 | Erebid Moths | 193 | Species | Taxom |
| Eremiaphilidae Wood-Mason, 1889 | | 11 | Species | Taxom |
| Eriococcidae Cockerell, 1899 | Eriococcid scales | 10 | Species | Taxom |
| Erotylidae Latreille, 1802 | Pleasing Fungus Beetle | 2 | Species | Taxom |
| Eucharitidae Latreille, 1809 | Eucharitid wasp | 4 | Species | Taxom |
| Eucnemidae Eschscholtz, 1829 | Click Beetles | 4 | Species | Taxom |
| Eulophidae Westwood, 1829 | Eulophid wasps | 35 | Species | Taxom |
| Eupelmidae Walker, 1833 | Eupelmid wasps | 25 | Species | Taxom |
| Eurybrachidae Stål, 1862 | | 1 | Species | Taxom |
| Eurytomidae Walker, 1832 | Eurytomid wasps | 7 | Species | Taxom |
| Euteliidae Grote, 1882 | Euteliid Moths | 1 | Species | Taxom |
| Fanniidae Schnabl & Dz..., 1911 | Latrine flies | 2 | Species | Taxom |
| Figitidae Thomson, 1862 | Figitid wasps | 2 | Species | Taxom |
| Flatidae Spinola, 1839 | Flatid planthoppers | 2 | Species | Taxom |
| Forficulidae Stephens, 1829 | Common Earwig | 2 | Species | Taxom |
| Formicidae Latreille, 1809 | Ant | 278 | Species | Taxom |
| Fulgoridae Latreille, 1807 | Fulgorid Planthopper | 1 | Species | Taxom |
| Gasteruptiidae Ashmead, 1900 | Carrot Wasps | 1 | Species | Taxom |
| Gelechiidae Stainton, 1854 | Gelechiid moths | 55 | Species | Taxom |
| Geocoridae Baerensprung, 1860 | Big-eyed Bugs | 24 | Species | Taxom |
| Geometridae Leach, 1815 | Cankerworm moths | 177 | Species | Taxom |
| Geotrupidae Latreille, 1802 | Dor beetles | 30 | Species | Taxom |
| Gerridae Leach, 1815 | Jesus bugs | 1 | Species | Taxom |
| Glaphyridae MacLeay, 1819 | Bumble bee scarab beetle | 8 | Species | Taxom |
| Glaresidae Kolbe, 1905 | Enigmatic scarab beetle | 3 | Species | Taxom |
| Glossosomatidae Wallengren, 1891 | Little Black Caddisflies | 2 | Species | Taxom |
| Gracillariidae Stainton, 1854 | Blotch leaf miner moths | 15 | Species | Taxom |
| Gryllacrididae Blanchard, 1845 | Camel Crickets | 2 | Species | Taxom |
| Gryllidae Bolivar, 1878 | Crickets | 46 | Species | Taxom |
| Gryllotalpidae Saussure, 1870 | Mole cricket | 4 | Species | Taxom |
| Gyrinidae Latreille, 1802 | Whirligig beetle | 7 | Species | Taxom |
| Halictidae Thomson, 1869 | Flower bees | 23 | Species | Taxom |
| Hebridae Amyot and Se..., 1843 | Velvet water bug | 2 | Species | Taxom |
| Heleomyzidae (Westwood, 1840) | Heleomyzid flies | 5 | Species | Taxom |
| Hepialidae Stephens, 1829 | Ghost Moths | 1 | Species | Taxom |
| Hesperiidae Latreille, 1809 | Indet. Skipper | 44 | Species | Taxom |
| Heteroceridae MacLeay, 1825 | Mud beetles | 16 | Species | Taxom |
| Heterogastridae Stål, 1872 | | 8 | Species | Taxom |
| Himantopteridae Rogenhofer, 1884 | Long Tailed Burnet Moths | 1 | Species | Taxom |
| Hippoboscidae Samouelle, 1819 | Keds | 6 | Species | Taxom |
| Histeridae Gyllenhal, 1808 | Clown beetle | 151 | Species | Taxom |
| Hodotermitidae Desneux, 1904 | Harvester termites | 1 | Species | Taxom |
| Homotomidae Heslop-Harrison, 1958 | | 1 | Species | Taxom |
| Hybosoridae Erichson, 1847 | Pill scarab beetles | 4 | Species | Taxom |
| Hybotidae Meigen, 1820 | Dance flies | 20 | Species | Taxom |
| Hydraenidae Mulsant, 1844 | Cascade Beetles | 59 | Species | Taxom |
| Hydrobiosidae Ulmer, 1905 | | 1 | Species | Taxom |
| Hydrophilidae Latreille, 1802 | Silver Water Beetles | 79 | Species | Taxom |
| Hydropsychidae Curtis, 1835 | Net Spinning caddisflies | 1 | Species | Taxom |
| Hydroptilidae Stephens, 1836 | Micro caddisflies | 7 | Species | Taxom |
| Hystrichopsyllidae Tiraboschi, 1904 | Insectivore fleas | 2 | Species | Taxom |
| Ichneumonidae Latreille, 1802 | Ichneumon flies | 90 | Species | Taxom |
| Ischnopsyllidae Wahlgren, 1907 | Bat fleas | 1 | Species | Taxom |
| Issidae Spinola, 1839 | Issid planthoppers | 39 | Species | Taxom |
| Kalotermitidae Froggatt, 1897 | Dampwood termites | 2 | Species | Taxom |
| Kermesidae Signoret, 1875 | Gall-like Scale Insects | 3 | Species | Taxom |
| Keroplatidae Rondani, 1856 | Fungus gnats | 1 | Species | Taxom |
| Labiduridae Verhoeff, 1902 | Long-horned earwig | 4 | Species | Taxom |
| Lachesillidae Pearman, 1936 | Fateful Barklice | 3 | Species | Taxom |
| Lampyridae Latreille, 1817 | Fireflies | 4 | Species | Taxom |
| Lasiocampidae Harris, 1841 | Eggar Moths | 37 | Species | Taxom |
| Lauxaniidae Macquart, 1835 | Beach flies | 11 | Species | Taxom |
| Lecanodiaspididae Borchsenius, 1965 | False pit scales | 2 | Species | Taxom |
| Lecithoceridae Le Marchand, 1947 | Long-horned moths | 1 | Species | Taxom |
| Leiodidae Fleming, 1821 | Round fungus beetles | 64 | Species | Taxom |
| Lemoniidae Hampson, 1918 | Autumn Silkworm Moths | 1 | Species | Taxom |
| Lepidostomatidae Ulmer, 1903 | Bizarre Caddisflies | 2 | Species | Taxom |
| Leptoceridae Leach, 1815 | Long Horned caddisflies | 4 | Species | Taxom |
| Leptopsyllidae Rothschild &..., 1915 | Bird fleas | 6 | Species | Taxom |
| Leucospidae Fabricius, 1775 | Leucospid wasps | 3 | Species | Taxom |
| Leuctridae Klapálek, 1905 | Needle Or Willow Stoneflies | 6 | Species | Taxom |
| Limacodidae Duponchel, 1845 | Cup moths | 12 | Species | Taxom |
| Limnephilidae Kolenati, 1848 | Northern caddisflies | 3 | Species | Taxom |
| Limnichidae Erichson, 1846 | Minute marsh loving beetle | 2 | Species | Taxom |
| Limoniidae (Speiser, 1909) | Craneflies | 5 | Species | Taxom |
| Liopteridae Ashmead, 1895 | Liopterid wasps | 1 | Species | Taxom |
| Liposcelididae Enderlein, 1911 | Booklice | 3 | Species | Taxom |
| Liviidae Low, 1879 | | 16 | Species | Taxom |
| Lonchaeidae Loew, 1861 | Lance Flies | 1 | Species | Taxom |
| Lophopidae Stål, 1866 | | 2 | Species | Taxom |
| Lucanidae Latreille, 1804 | Stag Beetle | 7 | Species | Taxom |
| Lycaenidae Leach, 1815 | And blues | 80 | Species | Taxom |
| Lycidae Laporte, 1836 | Lycid beetles | 3 | Species | Taxom |
| Lygaeidae Schilling, 1829 | Chinch bugs | 38 | Species | Taxom |
| Lyonetiidae Stainton, 1854 | Lyonet Moths | 5 | Species | Taxom |
| Mantidae Burmeister, 1838 | Mantids | 26 | Species | Taxom |
| Margarodidae Newstead, 1901 | Cottony cushion scales | 4 | Species | Taxom |
| Matsucoccidae Morrison, 1927 | Pine bark scales | 1 | Species | Taxom |
| Megachilidae Schenk, 1860 | And Resin Bees | 48 | Species | Taxom |
| Megalodontesidae Konow, 1897 | | 0 | Species | Taxom |
| Megaspilidae Ashmead, 1893 | Megaspilid wasps | 2 | Species | Taxom |
| Melandryidae Leach, 1815 | False Darkling Beetle | 6 | Species | Taxom |
| Melanthripidae Bagnall, 1913 | | 2 | Species | Taxom |
| Meloidae Gyllenhal, 1810 | Blister Beetle | 98 | Species | Taxom |
| Melyridae Leach, 1815 | Malachite Beetles | 7 | Species | Taxom |
| Membracidae Germar, 1821 | Horned Treehoppers | 5 | Species | Taxom |
| Mengenillidae Kinzelbach, 1970 | | 3 | Species | Taxom |
| Menoponidae Mjöberg, 1910 | Bird lice | 2 | Species | Taxom |
| Mesopsocidae Enderlein, 1903 | Middle Barklice | 3 | Species | Taxom |
| Micrococcidae Silvestri, 1939 | Mediterranean scales | 3 | Species | Taxom |
| Micronectidae Jaczewski, 1924 | Pygmy water boatmen | 3 | Species | Taxom |
| Micropezidae Illiger, 1798 | Stilt Flies | 1 | Species | Taxom |
| Micropterigidae Herrich-Schä..., 1855 | Mandibulate Archaic Moths | 3 | Species | Taxom |
| Microthoraciidae Kim and Ludwig, 1978 | | 1 | Species | Taxom |
| Milichiidae Schiner, 1862 | Filth flies | 2 | Species | Taxom |
| Miridae Hahn, 1831 | Capsid bugs | 229 | Species | Taxom |
| Mogoplistidae Saussure, 1877 | Scaly cricket | 5 | Species | Taxom |
| Monophlebidae Signoret, 1875 | Giant scale | 4 | Species | Taxom |
| Monotomidae Laporte, 1840 | Minute Clubbed Beetles | 2 | Species | Taxom |
| Mordellidae Latreille, 1802 | Pintail beetles | 31 | Species | Taxom |
| Muscidae Latreille, 1802 | Face flies | 30 | Species | Taxom |
| Mutillidae André, 1907 | Cow ant | 8 | Species | Taxom |
| Mycetophagidae Leach, 1815 | Hairy fungus beetle | 4 | Species | Taxom |
| Mycetophilidae Newman, 1834 | Fungus Gnat | 22 | Species | Taxom |
| Mydidae Bezzi, 1903 | Mydas flies | 6 | Species | Taxom |
| Mymaridae Haliday, 1833 | Fairflies | 19 | Species | Taxom |
| Myrmecophilidae Saussure, 1874 | Ant cricket | 5 | Species | Taxom |
| Myrmeleontidae Latreille, 1802 | Ant lions | 10 | Species | Taxom |
| Mythicomyiidae Melander, 1902 | Micro Bee Flies | 1 | Species | Taxom |
| Nabidae Costa, 1852 | Damsel bugs | 4 | Species | Taxom |
| Naucoridae Leach, 1815 | Creeping water bug | 1 | Species | Taxom |
| Nemestrinidae Macquart, 1834 | Tangle-veined flies | 7 | Species | Taxom |
| Nemonychidae Bedel, 1882 | Nemonychid weevils | 5 | Species | Taxom |
| Nemopteridae Rambur, 1842 | Spoonwings | 1 | Species | Taxom |
| Nemouridae Newman, 1853 | Brown stoneflies | 9 | Species | Taxom |
| Nepidae Latreille, 1802 | Back-swimmer Water-boatmen | 3 | Species | Taxom |
| Nepticulidae Stainton, 1854 | Leaf miners | 10 | Species | Taxom |
| Nitidulidae Latreille, 1802 | Nitidules | 14 | Species | Taxom |
| Noctuidae Latreille, 1809 | Armyworms | 269 | Species | Taxom |
| Nogodinidae Melichar, 1898 | | 2 | Species | Taxom |
| Nolidae Hampson, 1894 | Hatted Caterpillars | 22 | Species | Taxom |
| Noteridae C. G. Thomson, 1860 | Burrowing water beetle | 1 | Species | Taxom |
| Notodontidae Stephens, 1829 | Bag Shelter Moths | 23 | Species | Taxom |
| Notonectidae Latreille, 1802 | Back Swimmers | 2 | Species | Taxom |
| Nymphalidae Rafinesque, 1815 | Admirals | 91 | Species | Taxom |
| Ochodaeidae Mulsant & Rey, 1870 | Sand-loving scarab beetle | 3 | Species | Taxom |
| Oecanthidae (Blanchard, 1845) | Tree cricket | 1 | Species | Taxom |
| Oecophoridae Bruand, 1851 | Concealer Moths | 7 | Species | Taxom |
| Oedemeridae Latreille, 1810 | False Blister Beetle | 6 | Species | Taxom |
| Oestridae Leach, 1815 | Bot flies | 1 | Species | Taxom |
| Ommatidae Sharp & Muir, 1912 | | 1 | Species | Taxom |
| Ormyridae Förster, 1856 | Armyrids | 2 | Species | Taxom |
| Ortheziidae Green, 1896 | Ensign coccids | 2 | Species | Taxom |
| Orussidae Newman, 1834 | Orussid wasps | 3 | Species | Taxom |
| Otitidae (Macquart, 1835) | Picture-winged flies | 5 | Species | Taxom |
| Oxycarenidae Stål, 1862 | | 14 | Species | Taxom |
| Pachygronthidae Stål, 1865 | | 1 | Species | Taxom |
| Pamphagidae Burmeister, 1840 | Toad grasshopper | 42 | Species | Taxom |
| Papilionidae Latreille, 1802 | Apollos | 13 | Species | Taxom |
| Pediculidae Leach, 1817 | | 1 | Species | Taxom |
| Pentatomidae Leach, 1815 | Lesser shield bugs | 18 | Species | Taxom |
| Perilampidae Latreille, 1809 | Perilampid waps | 3 | Species | Taxom |
| Perlidae (Latreille, 1802) | Common stoneflies | 4 | Species | Taxom |
| Perlodidae Klapálek, 1912 | Perlodid stoneflies | 2 | Species | Taxom |
| Phalacridae Leach, 1815 | Shining flower beetles | 2 | Species | Taxom |
| Phalangopsidae (Chopard, 1949) | Spider cricket | 1 | Species | Taxom |
| Phasmatidae Roberts, 1944 | Walking sticks | 1 | Species | Taxom |
| Philopotamidae Stephens, 1829 | Finger Net caddisflies | 2 | Species | Taxom |
| Philopteridae Burmeister, 1830 | | 1 | Species | Taxom |
| Phlaeothripidae Uzel, 1895 | Thrips | 5 | Species | Taxom |
| Phoenicococcidae Stickney, 1934 | Palm scales | 2 | Species | Taxom |
| Phoridae Curtis, 1833 | Coffin Flies | 4 | Species | Taxom |
| Pieridae Duponchel, 1835 | And Sulphurs | 43 | Species | Taxom |
| Piesmatidae Amyot & Audi..., 1843 | Ash grey leaf bug | 2 | Species | Taxom |
| Piophilidae Macquart, 1835 | Cheese flies | 1 | Species | Taxom |
| Pipunculidae Walker, 1834 | Big headed flies | 1 | Species | Taxom |
| Platystomatidae Schiner, 1862 | Picture-winged flies | 2 | Species | Taxom |
| Plutellidae Guenée, 1845 | Diamond-back moths | 6 | Species | Taxom |
| Polycentropodidae Ulmer, 1903 | Tube Maker Caddisflies | 1 | Species | Taxom |
| Pompilidae Latreille, 1805 | Pompilid wasps | 104 | Species | Taxom |
| Pseudococcidae Heymons, 1915 | Mealy Bugs | 24 | Species | Taxom |
| Pseudophyllodromiidae Hebard, 1929 | | 1 | Species | Taxom |
| Psilidae Macquart, 1835 | Carrot flies | 2 | Species | Taxom |
| Psocidae Samouelle, 1819 | Common bark louse | 3 | Species | Taxom |
| Psychidae Boisduval, 1828 | Bagmoths | 5 | Species | Taxom |
| Psychodidae Newman, 1834 | Drain flies | 49 | Species | Taxom |
| Psychomyiidae Walker, 1852 | Net Tube Caddisflies | 1 | Species | Taxom |
| Psyllidae Latreille, 1807 | Jumping plant lice | 38 | Species | Taxom |
| Psyllipsocidae Enderlein, 1903 | Cave Barklice | 1 | Species | Taxom |
| Pteromalidae Dalman, 1820 | Pteromalid wasps | 34 | Species | Taxom |
| Pterophoridae Zeller, 1841 | Plume Moths | 28 | Species | Taxom |
| Pteroplistidae (Chopard, 1936) | | 1 | Species | Taxom |
| Ptiliidae Heer, 1843 | Feather-wing beetles | 22 | Species | Taxom |
| Ptinidae Latreille, 1802 | Death-watch and Spider Beetles | 23 | Species | Taxom |
| Ptychopteridae Osten Sacken, 1862 | Phantom crane flies | 1 | Species | Taxom |
| Pulicidae Billberg, 1820 | Cat fleas | 3 | Species | Taxom |
| Putoidae Beardsley, 1969 | Giant mealybugs | 3 | Species | Taxom |
| Pyralidae Latreille, 1802 | Flour Moths | 199 | Species | Taxom |
| Pyrgomorphidae Brunner von ..., 1874 | Bushlocusts | 7 | Species | Taxom |
| Pyrrhocoridae Dohrn, 1859 | Cotton stainers | 2 | Species | Taxom |
| Reduviidae Latreille, 1807 | Assassin and thread-legged bugs | 5 | Species | Taxom |
| Rhagionidae Latreille, 1802 | Snipe flies | 3 | Species | Taxom |
| Rhinophoridae Robineau-Des..., 1863 | Woodlouse flies | 6 | Species | Taxom |
| Rhinotermitidae Froggatt, 1897 | Subterranean termites | 2 | Species | Taxom |
| Rhipiceridae Latreille, 1834 | Cedar beetles | 2 | Species | Taxom |
| Rhizoecidae Williams, 1969 | | 1 | Species | Taxom |
| Rhopalidae Amyot & Serv..., 1843 | Rhopalid Bugs | 11 | Species | Taxom |
| Rhopalopsyllidae Oudemans, 1909 | Marsupial fleas | 1 | Species | Taxom |
| Rhyparochromidae Amyot & Serv..., 1843 | Dirt-colored Seed Bugs | 79 | Species | Taxom |
| Ricaniidae Amyot & Audi..., 1843 | | 1 | Species | Taxom |
| Riodinidae Grote, 1895 | Metalmark Butterflies | 3 | Species | Taxom |
| Rutelidae (MacLeay, 1819) | | 2 | Species | Taxom |
| Saldidae Amyot and Se..., 1843 | Shore bug | 0 | Species | Taxom |
| Salpingidae Leach, 1815 | Narrow-waisted bark beetle | 3 | Species | Taxom |
| Sarcophagidae Macquart, 1834 | Flesh flies | 29 | Species | Taxom |
| Saturniidae Boisduval, 1837 | And Giant Silk Moths | 11 | Species | Taxom |
| Scarabaeidae Latreille, 1802 | Dung beetles | 446 | Species | Taxom |
| Scathophagidae Robineau-Des..., 1830 | Dung flies | 3 | Species | Taxom |
| Scelionidae Haliday, 1839 | Scelionid wasps | 1 | Species | Taxom |
| Scenopinidae Burmeister, 1835 | Window Flies | 4 | Species | Taxom |
| Sciaridae Billberg, 1820 | Black fungus gnats | 1 | Species | Taxom |
| Sciomyzidae Fallen, 1820 | Marsh Flies | 6 | Species | Taxom |
| Scirtidae Fleming, 1821 | Marsh Beetle | 6 | Species | Taxom |
| Scoliidae Leach, 1815 | Mammoth wasps | 5 | Species | Taxom |
| Scraptiidae Mulsant, 1856 | Antlike leaf beetles | 13 | Species | Taxom |
| Scutelleridae Leach, 1815 | Jewel bugs | 3 | Species | Taxom |
| Scydmaenidae (Leach, 1815) | Ant-like stone beetles | 72 | Species | Taxom |
| Scythrididae Rebel, 1901 | Flower Moths | 1 | Species | Taxom |
| Sepsidae Walker, 1833 | Black scavenger flies | 7 | Species | Taxom |
| Sesiidae Boisduval, 1828 | Clear Wings | 18 | Species | Taxom |
| Signiphoridae Howard, 1894 | Signiphorid waps | 1 | Species | Taxom |
| Silphidae Latreille, 1807 | Burying And Carrion Beetles | 16 | Species | Taxom |
| Silvanidae Kirby, 1837 | Flat bark beetles | 5 | Species | Taxom |
| Simuliidae Newman, 1834 | Black flies | 1 | Species | Taxom |
| Siricidae Billberg, 1820 | Horntail | 3 | Species | Taxom |
| Sphaeroceridae Macquart, 1835 | Dung flies | 6 | Species | Taxom |
| Sphecidae Latreille, 1802 | Digger & Sand wasps | 17 | Species | Taxom |
| Sphindidae Jacquelin du..., 1860 | Cryptic slime mold beetle | 2 | Species | Taxom |
| Sphingidae Latreille, 1802 | Hawk Moths | 43 | Species | Taxom |
| Staphylinidae Lameere, 1900 | Rove beetles | 920 | Species | Taxom |
| Stenopsocidae Pearman, 1936 | Narrow Barklice | 1 | Species | Taxom |
| Stephanidae Leach, 1815 | Crown wasp | 1 | Species | Taxom |
| Stratiomyidae Latreille, 1802 | Soldier flies | 41 | Species | Taxom |
| Streblidae (Kolenati, 1863) | Bat flies | 1 | Species | Taxom |
| Stylopidae Kirby, 1813 | Strepsiptera | 3 | Species | Taxom |
| Syrphidae Latreille, 1802 | Drone flies | 47 | Species | Taxom |
| Tabanidae Latreille, 1802 | Breeze flies | 54 | Species | Taxom |
| Tachardiidae Green, 1896 | Lac insects | 2 | Species | Taxom |
| Tachinidae (Robineau-Des..., 1830) | Bristle Flies | 67 | Species | Taxom |
| Taeniopterygidae Klapálek, 1905 | Taeniopterygid winter stoneflies | 2 | Species | Taxom |
| Tanaostigmatidae Howard, 1890 | Tanaostigmatid wasps | 1 | Species | Taxom |
| Tenebrionidae Latreille, 1802 | Darkling Beetle | 76 | Species | Taxom |
| Tenthredinidae Latreille, 1804 | Common sawflies | 22 | Species | Taxom |
| Tephritidae Newman, 1834 | Fruit flies | 23 | Species | Taxom |
| Teredidae Seidlitz, 1888 | | 1 | Species | Taxom |
| Termitidae Latreille, 1802 | Higher termites | 2 | Species | Taxom |
| Tethinidae (Hendel, 1916) | Tethinid flies | 5 | Species | Taxom |
| Tetracampidae Förster, 1856 | Tetracampid wasps | 1 | Species | Taxom |
| Tetratomidae Billberg, 1820 | Polypore fungus beetle | 1 | Species | Taxom |
| Tettigometridae Germar, 1821 | | 2 | Species | Taxom |
| Tettigoniidae Krauss, 1902 | Bush crickets | 64 | Species | Taxom |
| Thaumaleidae Bezzi, 1913 | Solitary midges | 2 | Species | Taxom |
| Therevidae Newman, 1834 | Stiletto flies | 10 | Species | Taxom |
| Thripidae Stevens, 1829 | Common thrips | 3 | Species | Taxom |
| Throscidae Laporte, 1840 | False metallic wood-boring beetles | 2 | Species | Taxom |
| Thyrididae Herrich-Schä..., 1846 | Picture Winged Leaf Moths | 2 | Species | Taxom |
| Tineidae Latreille, 1810 | & Allies | 41 | Species | Taxom |
| Tingidae Laporte, 1832 | Lace bug | 69 | Species | Taxom |
| Tiphiidae Leach, 1815 | Flower wasps | 2 | Species | Taxom |
| Tipulidae Latreille, 1802 | Crane Flies | 67 | Species | Taxom |
| Tischeriidae Spuler, 1898 | Lyonetiid moths | 1 | Species | Taxom |
| Tortricidae Latreille, 1803 | Bell Moths | 70 | Species | Taxom |
| Torymidae Walker, 1833 | Apple seed chalcids | 21 | Species | Taxom |
| Trichogrammatidae Haliday, 1851 | Trichogrammatid wasps | 5 | Species | Taxom |
| Trichopsocidae Pearman, 1936 | Lash-faced psocid | 2 | Species | Taxom |
| Trigonidiidae (Saussure, 1870) | And Ground Crickets | 5 | Species | Taxom |
| Triozidae Löw, 1879 | Jumping plant lice | 13 | Species | Taxom |
| Trogidae (MacLeay, 1819) | Gnawer beetles | 13 | Species | Taxom |
| Trogiidae Enderlein, 1903 | Granary Booklice | 2 | Species | Taxom |
| Trogossitidae Latreille, 1802 | Bark gnawing beetle | 6 | Species | Taxom |
| Tropiduchidae Stål, 1866 | Tropiduchid Planthoppers | 2 | Species | Taxom |
| Uraniidae Blanchard, 1845 | Swallowtail Moths | 4 | Species | Taxom |
| Veliidae Amyot & Serv..., 1843 | Broad-shouldered bugs | 1 | Species | Taxom |
| Vermileonidae Williston, 1886 | Wormlion | 2 | Species | Taxom |
| Vesperidae Mulsant, 1839 | Vesperid longicorn beetles | 2 | Species | Taxom |
| Vespidae Leach, 1815 | And Allies | 17 | Species | Taxom |
| Xyelidae Newman, 1835 | Sawfly | 1 | Species | Taxom |
| Xyloryctidae Meyrick, 1890 | Flower Moths | 9 | Species | Taxom |
| Yponomeutidae Stephens, 1829 | Ermine Moths | 5 | Species | Taxom |
| Ypsolophidae Guenée, 1845 | Ypsolophid Moths | 1 | Species | Taxom |
| Zopheridae Solier, 1834 | Cylindrical bark beetles | 3 | Species | Taxom |
| Zygaenidae Latreille, 1809 | Burnet Forester | 26 | Species | Taxom |
