| Achilidae Stål, 1866 | Achilid Planthoppers | 9 | Species | Taxom |
| Acrididae MacLeay, 1819 | Grasshoppers and locusts | 74 | Species | Taxom |
| Adelgidae Heinze, 1962 | Adelgids | 1 | Species | Taxom |
| Adelidae Bruand, 1851 | Adelid Moths | 1 | Species | Taxom |
| Aderidae Winkler, 1927 | Ant-like leaf beetles | 23 | Species | Taxom |
| Aeshnidae Rambur, 1842 | Darners | 27 | Species | Taxom |
| Agaonidae Walker, 1848 | Fig wasp | 19 | Species | Taxom |
| Agromyzidae Fallen, 1823 | Leaf miner flies | 5 | Species | Taxom |
| Aleyrodidae Westwood, 1840 | Whiteflies | 10 | Species | Taxom |
| Alucitidae Leach, 1815 | Many Plumed Moths | 1 | Species | Taxom |
| Alydidae Amyot & Serv..., 1843 | Bean bugs | 2 | Species | Taxom |
| Amorphoscelidae Stål, 1877 | | 2 | Species | Taxom |
| Amphipterygidae Selys, 1853 | | 1 | Species | Taxom |
| Anisopodidae Knab, 1912 | Window Midges | 2 | Species | Taxom |
| Anthicidae Latreille, 1819 | Ant beetles | 5 | Species | Taxom |
| Anthomyiidae Robineau-Des..., 1830 | Anthomyiid flies | 1 | Species | Taxom |
| Anthribidae Billberg, 1820 | Fungus Weevil | 158 | Species | Taxom |
| Apataniidae Wallengren, 1886 | Early Smoky Wing Sedges | 4 | Species | Taxom |
| Aphelinidae Thomson, 1876 | Aphelinid wasps | 1 | Species | Taxom |
| Aphelocheiridae Fieber, 1851 | | 1 | Species | Taxom |
| Aphididae Latreille, 1802 | Aphids | 2 | Species | Taxom |
| Aphodiidae Leach, 1815 | | 0 | Species | Taxom |
| Aphrophoridae Evans, 1946 | Froghoppers | 2 | Species | Taxom |
| Apidae Latreille, 1802 | Bumble bees | 35 | Species | Taxom |
| Aradidae Spinola, 1837 | Flat bug | 1 | Species | Taxom |
| Arctiidae Leach, 1815 | Footman moths | 4 | Species | Taxom |
| Aschiphasmatidae Brunner von ..., 1893 | | 31 | Species | Taxom |
| Asilidae Latreille, 1802 | Assassin flies | 91 | Species | Taxom |
| Attelabidae Billberg, 1820 | Leaf Rolling Weevil | 143 | Species | Taxom |
| Baetidae Leach, 1815 | Mayflies | 0 | Species | Taxom |
| Belidae Schönherr, 1826 | Belid Beetle | 14 | Species | Taxom |
| Belostomatidae Leach, 1815 | Alligator ticks | 2 | Species | Taxom |
| Bethylidae Halliday, 1839 | Bethylid wasps | 0 | Species | Taxom |
| Bibionidae Fleming, 1821 | Bibionid flies | 9 | Species | Taxom |
| Biphyllidae LeConte, 1861 | Biphyllid beetles | 1 | Species | Taxom |
| Blaberidae Saussure, 1864 | Blaberids | 52 | Species | Taxom |
| Blattellidae (Karny, 1908) | German Cockroach | 50 | Species | Taxom |
| Blattidae Stephens, 1829 | American cockroaches | 34 | Species | Taxom |
| Blissidae Stål, 1862 | Chinch Bugs | 5 | Species | Taxom |
| Bombycidae Latreille, 1802 | Lappet moths | 12 | Species | Taxom |
| Bombyliidae Latreille, 1802 | Bee Flies | 14 | Species | Taxom |
| Bostrichidae Latreille, 1802 | Auger beetles | 11 | Species | Taxom |
| Bothrideridae Erichson, 1845 | Cocoon-forming beetles | 3 | Species | Taxom |
| Brachodidae Agenjo, 1966 | Little Bear Moths | 1 | Species | Taxom |
| Brachyceridae (Billberg, 1820) | Brachycerids | 3 | Species | Taxom |
| Braconidae Latreille, 1829 | Braconid wasps | 10 | Species | Taxom |
| Brahmaeidae Swinhoe, 1892 | Brahmin Moths | 1 | Species | Taxom |
| Brentidae Billberg, 1820 | Brenthidae | 50 | Species | Taxom |
| Buprestidae Leach, 1815 | Flat-headed wood-borers | 69 | Species | Taxom |
| Byturidae Jacquelin du..., 1858 | Fruit worms | 1 | Species | Taxom |
| Caenidae Newman, 1853 | Small square-gill mayflies | 1 | Species | Taxom |
| Calamoceratidae Ulmer, 1905 | | 7 | Species | Taxom |
| Callidulidae Moore, 1877 | Old World Butterfly Moths | 5 | Species | Taxom |
| Calliphoridae Brauer & Ber..., 1889 | Blow flies | 34 | Species | Taxom |
| Callirhipidae Emden, 1924 | Callirhipid beetles | 7 | Species | Taxom |
| Calophyidae Vondracek, 1957 | | 2 | Species | Taxom |
| Calopterygidae Selys, 1850 | Broad-winged damselflies | 8 | Species | Taxom |
| Cantharidae Imhoff, 1856 | Cantharids | 30 | Species | Taxom |
| Carabidae Latreille, 1802 | Carabid beetles | 236 | Species | Taxom |
| Carposinidae Walsingham, 1907 | Carposinid moths | 1 | Species | Taxom |
| Carsidaridae Crawford, 1911 | | 6 | Species | Taxom |
| Cecidomyiidae Newman, 1834 | Forest Midges | 4 | Species | Taxom |
| Celyphidae Bigot, 1852 | Beetle flies | 10 | Species | Taxom |
| Cerambycidae Latreille, 1802 | Long Horn beetles | 951 | Species | Taxom |
| Ceratopogonidae Newman, 1834 | Biting midge | 50 | Species | Taxom |
| Cercopidae Leach, 1815 | Froghopper | 122 | Species | Taxom |
| Cerylonidae Billberg, 1820 | Cerylid Kingfishers | 9 | Species | Taxom |
| Chalcididae Latreille, 1817 | Chalcidid wasps | 5 | Species | Taxom |
| Chelonariidae Blanchard, 1845 | Chelonarid beetles | 7 | Species | Taxom |
| Chironomidae Erichson, 1842 | Chironomids | 35 | Species | Taxom |
| Chlorocyphidae Cowley, 1937 | Jewel damselfly | 20 | Species | Taxom |
| Chlorogomphidae Needham, 1903 | | 2 | Species | Taxom |
| Chlorolestidae (Fraser, 1960) | | 1 | Species | Taxom |
| Chloroperlidae Okamoto, 1912 | Green stoneflies | 0 | Species | Taxom |
| Chloropidae Schoenherr, 1840 | Chloropid flies | 69 | Species | Taxom |
| Choreutidae Stainton, 1854 | Choreuitid Moths | 1 | Species | Taxom |
| Chorotypidae Stål, 1873 | | 5 | Species | Taxom |
| Chrysididae Latreille, 1802 | Chrysidid wasps | 3 | Species | Taxom |
| Chrysomelidae Latreille, 1802 | Casebearers | 214 | Species | Taxom |
| Cicadellidae Latreille, 1802 | Cicadellids | 45 | Species | Taxom |
| Cicadidae Westwood, 1840 | Cicada | 32 | Species | Taxom |
| Ciidae Leach, 1819 | Minute tree fungus beetles | 1 | Species | Taxom |
| Cimicidae Latreille, 1802 | Bat bugs | 0 | Species | Taxom |
| Cixiidae Spinola, 1839 | Cixid planthoppers | 93 | Species | Taxom |
| Cleridae Latreille, 1802 | Checkered Beetle | 18 | Species | Taxom |
| Clusiidae Schönherr, 1840 | Clusiid flies | 1 | Species | Taxom |
| Coccidae Stephens, 1829 | Soft scale | 6 | Species | Taxom |
| Coccinellidae Latreille, 1807 | Coccinelles | 3 | Species | Taxom |
| Coenagrionidae Kirby, 1890 | Narrow-winged damselflies | 40 | Species | Taxom |
| Coleophoridae Hübner, 1825 | Case moths | 3 | Species | Taxom |
| Colobathristidae Stål, 1866 | | 3 | Species | Taxom |
| Conopidae Latreille, 1802 | Thick-headed Flies | 6 | Species | Taxom |
| Corduliidae Selys-Longch..., 1850 | Baskettails | 9 | Species | Taxom |
| Coreidae Leach, 1815 | Broad-headed bugs | 32 | Species | Taxom |
| Corioxenidae Kinzelbach, 1970 | | 1 | Species | Taxom |
| Corixidae Leach, 1815 | Lesser Water-Boatman | 1 | Species | Taxom |
| Corydalidae Burmeister, 1839 | Dobsonflies | 2 | Species | Taxom |
| Corydiidae de Saussure, 1864 | Sand cockroaches | 9 | Species | Taxom |
| Cosmopterigidae Heinemann & ..., 1876 | Cosmet Moths | 3 | Species | Taxom |
| Cossidae Leach, 1815 | Borers | 30 | Species | Taxom |
| Crabronidae Latreille, 1802 | Bee Wolves | 1 | Species | Taxom |
| Crambidae Latreille, 1810 | Crambid Snout Moths | 72 | Species | Taxom |
| Cryptophagidae Kirby, 1937 | Mould beetles | 0 | Species | Taxom |
| Cucujidae Latreille, 1802 | Flat bark beetles | 23 | Species | Taxom |
| Culicidae Meigen, 1818 | Mosquito | 106 | Species | Taxom |
| Curculionidae Latreille, 1802 | Ambrosia beetles | 499 | Species | Taxom |
| Cydnidae Billberg, 1820 | Burrower bugs | 1 | Species | Taxom |
| Cylindrotomidae (Mulsant, 1842) | Cylindrotomid Crane Flies | 2 | Species | Taxom |
| Cynipidae Latreille, 1802 | Cynipid gall wasps | 1 | Species | Taxom |
| Cypselosomatidae Hennig, 1958 | Cypselosomatid flies | 2 | Species | Taxom |
| Danaidae (Boisduval, 1833) | Milkweed Butterflies | 7 | Species | Taxom |
| Dascillidae Guérin-Ménev..., 1843 | Orchid beetles | 1 | Species | Taxom |
| Delphacidae Leach, 1815 | Delphacid planthoppers | 14 | Species | Taxom |
| Derbidae Spinola, 1839 | Derbid planthoppers | 38 | Species | Taxom |
| Dermestidae Hope, 1840 | Carpet beetles | 11 | Species | Taxom |
| Diapheromeridae Rehn & Hebard, 1909 | Diapheromerid Stick Insects | 143 | Species | Taxom |
| Dictyopharidae Spinola, 1839 | Dictyopharid Planthoppers | 11 | Species | Taxom |
| Diopsidae Billberg, 1820 | Stalk-eyed flies | 4 | Species | Taxom |
| Dipseudopsidae Ulmer, 1904 | | 7 | Species | Taxom |
| Discolomatidae Horn, 1878 | | 26 | Species | Taxom |
| Dixidae Schiner, 1868 | Dixid Midges | 2 | Species | Taxom |
| Dolichopodidae Latreille, 1809 | Long legged flies | 81 | Species | Taxom |
| Drepanidae Meyrick, 1895 | Drepanids | 19 | Species | Taxom |
| Drilidae (Blanchard, 1845) | Drilid beetles | 1 | Species | Taxom |
| Drosophilidae Rondani, 1856 | Fruit flies | 85 | Species | Taxom |
| Dryophthoridae (Schönherr, 1825) | Palm weevils | 2 | Species | Taxom |
| Dryopidae Billberg, 1820 | Long toed water beetle | 6 | Species | Taxom |
| Dytiscidae Leach, 1815 | Diving beetles | 15 | Species | Taxom |
| Ecnomidae Ulmer, 1903 | | 13 | Species | Taxom |
| Ectobiidae (Brunner von ..., 1865) | Wood cockroaches | 11 | Species | Taxom |
| Elateridae Leach, 1815 | Click Beetle | 265 | Species | Taxom |
| Elmidae Curtis, 1830 | Drive beetles | 11 | Species | Taxom |
| Empididae Latreille, 1809 | Balloon flies | 1 | Species | Taxom |
| Encyrtidae Walker, 1837 | Encyrtid wasps | 7 | Species | Taxom |
| Endomychidae Leach, 1815 | False Ladybirds | 58 | Species | Taxom |
| Eneopteridae (Saussure, 1893) | Bush cricket | 10 | Species | Taxom |
| Ephemerellidae (Klapálek, 1909) | Blue-Winged Olive Ephemerellidae | 0 | Species | Taxom |
| Ephydridae Zetterstedt, 1837 | Brine flies | 9 | Species | Taxom |
| Erebidae Leach, 1815 | Erebid Moths | 215 | Species | Taxom |
| Erotylidae Latreille, 1802 | Pleasing Fungus Beetle | 9 | Species | Taxom |
| Eucharitidae Latreille, 1809 | Eucharitid wasp | 3 | Species | Taxom |
| Eulichadidae Crowson, 1973 | Forest stream beetle | 1 | Species | Taxom |
| Eulophidae Westwood, 1829 | Eulophid wasps | 12 | Species | Taxom |
| Eupelmidae Walker, 1833 | Eupelmid wasps | 3 | Species | Taxom |
| Euphaeidae Jacobson & B..., 1905 | Gossamerwings | 6 | Species | Taxom |
| Eupterotidae Swinhoe, 1892 | Giant Lappet Moths | 4 | Species | Taxom |
| Eurybrachidae Stål, 1862 | | 1 | Species | Taxom |
| Eurytomidae Walker, 1832 | Eurytomid wasps | 1 | Species | Taxom |
| Euteliidae Grote, 1882 | Euteliid Moths | 1 | Species | Taxom |
| Evaniidae Latreille, 1802 | Ensign wasp | 1 | Species | Taxom |
| Figitidae Thomson, 1862 | Figitid wasps | 1 | Species | Taxom |
| Flatidae Spinola, 1839 | Flatid planthoppers | 26 | Species | Taxom |
| Formicidae Latreille, 1809 | Ants | 484 | Species | Taxom |
| Fulgoridae Latreille, 1807 | Fulgorid Planthopper | 47 | Species | Taxom |
| Gelastocoridae Kirkaldy, 1897 | Toad bug | 1 | Species | Taxom |
| Gelechiidae Stainton, 1854 | Gelechiid moths | 5 | Species | Taxom |
| Geocoridae Baerensprung, 1860 | Big-eyed Bugs | 2 | Species | Taxom |
| Geometridae Leach, 1815 | Cankerworm moths | 141 | Species | Taxom |
| Geotrupidae Latreille, 1802 | Dor beetles | 3 | Species | Taxom |
| Glossosomatidae Wallengren, 1891 | Little Black Caddisflies | 5 | Species | Taxom |
| Goeridae Ulmer, 1903 | | 8 | Species | Taxom |
| Gomphidae Rambur, 1842 | Club-tailed dragonflies | 28 | Species | Taxom |
| Gracillariidae Stainton, 1854 | Blotch leaf miner moths | 5 | Species | Taxom |
| Gryllacrididae Blanchard, 1845 | Camel Crickets | 56 | Species | Taxom |
| Gryllidae Bolivar, 1878 | Crickets | 50 | Species | Taxom |
| Gryllotalpidae Saussure, 1870 | Mole cricket | 4 | Species | Taxom |
| Gyrinidae Latreille, 1802 | Whirligig beetle | 2 | Species | Taxom |
| Haematopinidae Enderlein, 1904 | Ungulate lice | 1 | Species | Taxom |
| Halictidae Thomson, 1869 | Flower bees | 10 | Species | Taxom |
| Halictophagidae Perkins, 1905 | | 2 | Species | Taxom |
| Haliplidae Aubé, 1836 | Crawling Water Beetle | 1 | Species | Taxom |
| Heleomyzidae (Westwood, 1840) | Heleomyzid flies | 1 | Species | Taxom |
| Helicopsychidae Ulmer, 1912 | Snail Case caddisflies | 3 | Species | Taxom |
| Helotidae Reitter, 1876 | | 5 | Species | Taxom |
| Helotrephidae Esaki & China, 1927 | Beetle backswimmers | 3 | Species | Taxom |
| Hepialidae Stephens, 1829 | Ghost Moths | 3 | Species | Taxom |
| Heptageniidae Needham, 1901 | Flat-Bodied Up-Wings Heptageniidae | 0 | Species | Taxom |
| Hesperiidae Latreille, 1809 | Skipper | 173 | Species | Taxom |
| Heterogastridae Stål, 1872 | | 1 | Species | Taxom |
| Heteropterygidae Kirby, 1896 | | 19 | Species | Taxom |
| Hippoboscidae Samouelle, 1819 | Keds | 11 | Species | Taxom |
| Histeridae Gyllenhal, 1808 | Clown beetle | 131 | Species | Taxom |
| Homotomidae Heslop-Harrison, 1958 | | 2 | Species | Taxom |
| Hoplopleuridae Ewing, 1929 | | 3 | Species | Taxom |
| Hybosoridae Erichson, 1847 | Pill scarab beetles | 36 | Species | Taxom |
| Hybotidae Meigen, 1820 | Dance flies | 1 | Species | Taxom |
| Hydraenidae Mulsant, 1844 | Cascade Beetles | 8 | Species | Taxom |
| Hydrobiosidae Ulmer, 1905 | | 23 | Species | Taxom |
| Hydrophilidae Latreille, 1802 | Silver Water Beetles | 114 | Species | Taxom |
| Hydropsychidae Curtis, 1835 | Net Spinning caddisflies | 44 | Species | Taxom |
| Hydroptilidae Stephens, 1836 | Micro caddisflies | 60 | Species | Taxom |
| Hymenopodidae Giglio-Tos, 1919 | Flower mimic mantises | 29 | Species | Taxom |
| Ichneumonidae Latreille, 1802 | Ichneumon flies | 27 | Species | Taxom |
| Iridopterygidae Giglio-Tos, 1919 | | 4 | Species | Taxom |
| Issidae Spinola, 1839 | Issid planthoppers | 34 | Species | Taxom |
| Jacobsoniidae Heller, 1926 | Jacobson's beetles | 1 | Species | Taxom |
| Kalotermitidae Froggatt, 1897 | Dampwood termites | 1 | Species | Taxom |
| Keroplatidae Rondani, 1856 | Fungus gnats | 5 | Species | Taxom |
| Kinnaridae Muir, 1925 | Kinnarid Planthoppers | 1 | Species | Taxom |
| Laemophloeidae (Ganglbauer, 1899) | Lined flat bark beetles | 2 | Species | Taxom |
| Lampyridae Latreille, 1817 | Fireflies | 10 | Species | Taxom |
| Largidae Amyot and Se..., 1843 | Bordered plant bugs | 2 | Species | Taxom |
| Lasiocampidae Harris, 1841 | Eggar Moths | 13 | Species | Taxom |
| Lauxaniidae Macquart, 1835 | Beach flies | 55 | Species | Taxom |
| Leiodidae Fleming, 1821 | Round fungus beetles | 46 | Species | Taxom |
| Lepiceridae Hinton, 1936 | | 1 | Species | Taxom |
| Lepidostomatidae Ulmer, 1903 | Bizarre Caddisflies | 16 | Species | Taxom |
| Leptoceridae Leach, 1815 | Long Horned caddisflies | 88 | Species | Taxom |
| Leptopsyllidae Rothschild &..., 1915 | Bird fleas | 2 | Species | Taxom |
| Lestidae Calvert, 1901 | Spread-winged damselflies | 1 | Species | Taxom |
| Leucospidae Fabricius, 1775 | Leucospid wasps | 2 | Species | Taxom |
| Leuctridae Klapálek, 1905 | Needle Or Willow Stoneflies | 1 | Species | Taxom |
| Libellulidae Rambur, 1842 | Chasers | 72 | Species | Taxom |
| Limacodidae Duponchel, 1845 | Cup moths | 11 | Species | Taxom |
| Limnichidae Erichson, 1846 | Minute marsh loving beetle | 8 | Species | Taxom |
| Limoniidae (Speiser, 1909) | Craneflies | 4 | Species | Taxom |
| Liposcelididae Enderlein, 1911 | Booklice | 1 | Species | Taxom |
| Liturgusidae Giglio-Tos, 1919 | | 1 | Species | Taxom |
| Liviidae Low, 1879 | | 3 | Species | Taxom |
| Lonchaeidae Loew, 1861 | Lance Flies | 1 | Species | Taxom |
| Lonchodidae | | 11 | Species | Taxom |
| Lucanidae Latreille, 1804 | Stag Beetle | 270 | Species | Taxom |
| Lycaenidae Leach, 1815 | Blue butterflies | 405 | Species | Taxom |
| Lycidae Laporte, 1836 | Lycid beetles | 75 | Species | Taxom |
| Lygaeidae Schilling, 1829 | Chinch bugs | 15 | Species | Taxom |
| Lymexylidae Fleming, 1821 | Ship-timber beetle | 6 | Species | Taxom |
| Lyonetiidae Stainton, 1854 | Lyonet Moths | 1 | Species | Taxom |
| Machaerotidae Stål, 1866 | Tube spittlebugs | 7 | Species | Taxom |
| Machilidae Grassi, 1888 | Jumping bristletail | 1 | Species | Taxom |
| Mantidae Burmeister, 1838 | Mantids | 35 | Species | Taxom |
| Meenoplidae Fieber, 1872 | | 2 | Species | Taxom |
| Megachilidae Schenk, 1860 | And Resin Bees | 11 | Species | Taxom |
| Megalopodidae Latreille, 1802 | Megalopodid Leaf Beetles | 5 | Species | Taxom |
| Megamerinidae Hendel, 1913 | Megamerinid flies | 2 | Species | Taxom |
| Megapodagrionidae Tillyard, 1917 | Flatwing | 8 | Species | Taxom |
| Meinertellidae Verhoeff, 1910 | Hump-backed Bristletails | 1 | Species | Taxom |
| Melandryidae Leach, 1815 | False Darkling Beetle | 3 | Species | Taxom |
| Meloidae Gyllenhal, 1810 | Blister Beetle | 9 | Species | Taxom |
| Melolonthidae (Leach, 1817) | Chafers | 3 | Species | Taxom |
| Melyridae Leach, 1815 | Malachite Beetles | 5 | Species | Taxom |
| Membracidae Germar, 1821 | Horned Treehoppers | 101 | Species | Taxom |
| Menoponidae Mjöberg, 1910 | Bird lice | 1 | Species | Taxom |
| Mesoveliidae Douglas and ..., 1867 | Pond treaders | 2 | Species | Taxom |
| Metallyticidae Handlirsch, 1925 | | 3 | Species | Taxom |
| Micronoctuidae Fibiger, 2005 | | 8 | Species | Taxom |
| Micropezidae Illiger, 1798 | Stilt Flies | 12 | Species | Taxom |
| Miridae Hahn, 1831 | Capsid bugs | 55 | Species | Taxom |
| Mogoplistidae Saussure, 1877 | Scaly cricket | 7 | Species | Taxom |
| Monophlebidae Signoret, 1875 | Giant scale | 1 | Species | Taxom |
| Monotomidae Laporte, 1840 | Minute Clubbed Beetles | 7 | Species | Taxom |
| Mordellidae Latreille, 1802 | Pintail beetles | 20 | Species | Taxom |
| Muscidae Latreille, 1802 | Face flies | 126 | Species | Taxom |
| Mutillidae André, 1907 | Cow ant | 0 | Species | Taxom |
| Mycetophagidae Leach, 1815 | Hairy fungus beetle | 2 | Species | Taxom |
| Mycetophilidae Newman, 1834 | Fungus Gnat | 52 | Species | Taxom |
| Mycteridae Blanchard, 1845 | Mycterid beetles | 1 | Species | Taxom |
| Mymaridae Haliday, 1833 | Fairflies | 2 | Species | Taxom |
| Myrmecophilidae Saussure, 1874 | Ant cricket | 2 | Species | Taxom |
| Myrmeleontidae Latreille, 1802 | Ant lions | 1 | Species | Taxom |
| Naucoridae Leach, 1815 | Creeping water bug | 0 | Species | Taxom |
| Nemestrinidae Macquart, 1834 | Tangle-veined flies | 2 | Species | Taxom |
| Nemouridae Newman, 1853 | Brown stoneflies | 3 | Species | Taxom |
| Nepidae Latreille, 1802 | Back-swimmer Water-boatmen | 5 | Species | Taxom |
| Nepticulidae Stainton, 1854 | Leaf miners | 2 | Species | Taxom |
| Neriidae Hendel, 1916 | Banana stalk flies | 6 | Species | Taxom |
| Nicoletiidae Escherich, 1905 | Nicoletiid Fishmoths | 1 | Species | Taxom |
| Nitidulidae Latreille, 1802 | Nitidules | 4 | Species | Taxom |
| Nocticolidae Bolivar, 1892 | Australian cockroaches | 9 | Species | Taxom |
| Noctuidae Latreille, 1809 | Armyworms | 76 | Species | Taxom |
| Nogodinidae Melichar, 1898 | | 16 | Species | Taxom |
| Nolidae Hampson, 1894 | Hatted Caterpillars | 37 | Species | Taxom |
| Nosodendridae Erichson, 1846 | Nosodendrid beetles | 1 | Species | Taxom |
| Noteridae C. G. Thomson, 1860 | Burrowing water beetle | 2 | Species | Taxom |
| Nothybidae Frey, 1927 | | 4 | Species | Taxom |
| Notodontidae Stephens, 1829 | Bag Shelter Moths | 18 | Species | Taxom |
| Nymphalidae Rafinesque, 1815 | Admirals | 427 | Species | Taxom |
| Ochodaeidae Mulsant & Rey, 1870 | Sand-loving scarab beetle | 3 | Species | Taxom |
| Odontoceridae Wallengren, 1891 | Mortarjoint Casemaker Caddisflies | 1 | Species | Taxom |
| Oecanthidae (Blanchard, 1845) | Tree cricket | 2 | Species | Taxom |
| Oecophoridae Bruand, 1851 | Concealer Moths | 3 | Species | Taxom |
| Oedemeridae Latreille, 1810 | False Blister Beetle | 2 | Species | Taxom |
| Oestridae Leach, 1815 | Bot flies | 1 | Species | Taxom |
| Oligoneuriidae Ulmer, 1914 | Brushleg Mayflies | 0 | Species | Taxom |
| Oligotomidae Enderlein, 1909 | | 1 | Species | Taxom |
| Otitidae (Macquart, 1835) | Picture-winged flies | 1 | Species | Taxom |
| Oxypeltidae Lacordaire, 1869 | | 1 | Species | Taxom |
| Pachygronthidae Stål, 1865 | | 4 | Species | Taxom |
| Panorpidae Linnaeus, 1758 | Common scorpionflies | 7 | Species | Taxom |
| Papilionidae Latreille, 1802 | Apollos | 140 | Species | Taxom |
| Passalidae Leach, 1815 | Bess beetle | 70 | Species | Taxom |
| Pediciidae Osten Sacken, 1860 | Hairy-Eyed Crane Flies | 2 | Species | Taxom |
| Pedicinidae Enderlein, 1904 | | 1 | Species | Taxom |
| Pentatomidae Leach, 1815 | Lesser shield bugs | 5 | Species | Taxom |
| Perilampidae Latreille, 1809 | Perilampid waps | 1 | Species | Taxom |
| Perlidae (Latreille, 1802) | Common stoneflies | 24 | Species | Taxom |
| Personidae Gray, 1854 | | 2 | Species | Taxom |
| Phalangopsidae (Chopard, 1949) | Spider cricket | 8 | Species | Taxom |
| Phasmatidae Roberts, 1944 | Walking sticks | 35 | Species | Taxom |
| Philopotamidae Stephens, 1829 | Finger Net caddisflies | 23 | Species | Taxom |
| Philopteridae Burmeister, 1830 | | 3 | Species | Taxom |
| Phlaeothripidae Uzel, 1895 | Thrips | 45 | Species | Taxom |
| Phoridae Curtis, 1833 | Coffin Flies | 22 | Species | Taxom |
| Phylliidae Redtenbacher, 1906 | Leaf insects | 8 | Species | Taxom |
| Pieridae Duponchel, 1835 | Brimstones | 117 | Species | Taxom |
| Piophilidae Macquart, 1835 | Cheese flies | 1 | Species | Taxom |
| Pipunculidae Walker, 1834 | Big headed flies | 1 | Species | Taxom |
| Plataspidae (Dallas, 1851) | | 1 | Species | Taxom |
| Platycnemididae Tillyard, 1917 | White-legged damselflies | 5 | Species | Taxom |
| Platygastridae Haliday, 1833 | Platygastrid wasps | 1 | Species | Taxom |
| Platypezidae Fallen, 1815 | Flat footed flies | 1 | Species | Taxom |
| Platystictidae Laidlaw, 1924 | Forest Damselflies | 11 | Species | Taxom |
| Platystomatidae Schiner, 1862 | Picture-winged flies | 41 | Species | Taxom |
| Podoscirtidae Saussure, 1878 | | 26 | Species | Taxom |
| Polycentropodidae Ulmer, 1903 | Tube Maker Caddisflies | 20 | Species | Taxom |
| Polymitarcyidae Banks, 1900 | Pale Burrower Mayflies | 1 | Species | Taxom |
| Polyplacidae Fahrenholz, 1912 | Spiny rat lice | 1 | Species | Taxom |
| Pompilidae Latreille, 1805 | Pompilid wasps | 3 | Species | Taxom |
| Potamanthidae Albarda, 1888 | Hacklegill mayflies | 0 | Species | Taxom |
| Prionoceridae Lacaordaire, 1857 | | 1 | Species | Taxom |
| Prisopodidae Brunner von ..., 1893 | | 3 | Species | Taxom |
| Protoneuridae Tillyard, 1917 | Bambootails | 8 | Species | Taxom |
| Psephenidae Lacordaire, 1854 | Water pennies | 3 | Species | Taxom |
| Pseudococcidae Heymons, 1915 | Mealy Bugs | 1 | Species | Taxom |
| Pseudophasmatidae Kirby, 1896 | Striped Walkingsticks | 1 | Species | Taxom |
| Pseudophyllodromiidae Hebard, 1929 | | 57 | Species | Taxom |
| Psilidae Macquart, 1835 | Carrot flies | 3 | Species | Taxom |
| Psychidae Boisduval, 1828 | Bagmoths | 8 | Species | Taxom |
| Psychodidae Newman, 1834 | Drain flies | 1 | Species | Taxom |
| Psychomyiidae Walker, 1852 | Net Tube Caddisflies | 15 | Species | Taxom |
| Psyllidae Latreille, 1807 | Jumping plant lice | 8 | Species | Taxom |
| Pteromalidae Dalman, 1820 | Pteromalid wasps | 7 | Species | Taxom |
| Pterophoridae Zeller, 1841 | Plume Moths | 3 | Species | Taxom |
| Pteroplistidae (Chopard, 1936) | | 3 | Species | Taxom |
| Ptiliidae Heer, 1843 | Feather-wing beetles | 1 | Species | Taxom |
| Ptilodactylidae Laporte, 1836 | Ptilodactylid beetles | 25 | Species | Taxom |
| Ptinidae Latreille, 1802 | Death-watch and Spider Beetles | 3 | Species | Taxom |
| Ptychopteridae Osten Sacken, 1862 | Phantom crane flies | 1 | Species | Taxom |
| Pygidicranidae (Verhoeff, 1902) | | 1 | Species | Taxom |
| Pygiopsyllidae Wagner, 1939 | | 1 | Species | Taxom |
| Pyralidae Latreille, 1802 | Flour Moths | 16 | Species | Taxom |
| Pyrgomorphidae Brunner von ..., 1874 | Bushlocusts | 10 | Species | Taxom |
| Pyrgotidae Schiner, 1868 | Light Flies | 6 | Species | Taxom |
| Pyrochroidae Latreille, 1807 | Cardinal beetles | 1 | Species | Taxom |
| Pyrrhocoridae Dohrn, 1859 | Cotton stainers | 4 | Species | Taxom |
| Reduviidae Latreille, 1807 | Assassin and thread-legged bugs | 10 | Species | Taxom |
| Rhagionidae Latreille, 1802 | Snipe flies | 12 | Species | Taxom |
| Rhagophthalmidae Olivier, 1907 | | 1 | Species | Taxom |
| Rhaphidophoridae Walker, 1869 | And Cave Weta | 18 | Species | Taxom |
| Rhopalidae Amyot & Serv..., 1843 | Rhopalid Bugs | 2 | Species | Taxom |
| Rhyacophilidae Stephens, 1836 | Free-living Caddisflies | 1 | Species | Taxom |
| Rhynchitidae Gistel, 1848 | Leaf-rolling weevils | 3 | Species | Taxom |
| Rhyparochromidae Amyot & Serv..., 1843 | Dirt-colored Seed Bugs | 18 | Species | Taxom |
| Ricaniidae Amyot & Audi..., 1843 | | 27 | Species | Taxom |
| Riodinidae Grote, 1895 | Metalmark Butterflies | 13 | Species | Taxom |
| Ripiphoridae Gemminger & ..., 1870 | Rhipiphoridae | 1 | Species | Taxom |
| Rutelidae (MacLeay, 1819) | | 4 | Species | Taxom |
| Salpingidae Leach, 1815 | Narrow-waisted bark beetle | 1 | Species | Taxom |
| Sarcophagidae Macquart, 1834 | Flesh flies | 10 | Species | Taxom |
| Saturniidae Boisduval, 1837 | And Giant Silk Moths | 29 | Species | Taxom |
| Scarabaeidae Latreille, 1802 | Dung beetles | 813 | Species | Taxom |
| Scatopsidae Newman, 1834 | Dung midges | 1 | Species | Taxom |
| Scelionidae Haliday, 1839 | Scelionid wasps | 49 | Species | Taxom |
| Scenopinidae Burmeister, 1835 | Window Flies | 1 | Species | Taxom |
| Sciaridae Billberg, 1820 | Black fungus gnats | 5 | Species | Taxom |
| Sciomyzidae Fallen, 1820 | Marsh Flies | 3 | Species | Taxom |
| Scirtidae Fleming, 1821 | Marsh Beetle | 5 | Species | Taxom |
| Scoliidae Leach, 1815 | Mammoth wasps | 2 | Species | Taxom |
| Scraptiidae Mulsant, 1856 | Antlike leaf beetles | 1 | Species | Taxom |
| Scutelleridae Leach, 1815 | Jewel bugs | 1 | Species | Taxom |
| Scydmaenidae (Leach, 1815) | Ant-like stone beetles | 72 | Species | Taxom |
| Sesiidae Boisduval, 1828 | Clear Wings | 2 | Species | Taxom |
| Silphidae Latreille, 1807 | Burying And Carrion Beetles | 5 | Species | Taxom |
| Silvanidae Kirby, 1837 | Flat bark beetles | 17 | Species | Taxom |
| Simuliidae Newman, 1834 | Black flies | 11 | Species | Taxom |
| Siphlonuridae Banks, 1900 | Primitive Minnow Mayflies | 0 | Species | Taxom |
| Sphecidae Latreille, 1802 | Digger & Sand wasps | 4 | Species | Taxom |
| Sphindidae Jacquelin du..., 1860 | Cryptic slime mold beetle | 1 | Species | Taxom |
| Sphingidae Latreille, 1802 | Hawk Moths | 85 | Species | Taxom |
| Spiralizoridae Kocarek, Ho..., 2020 | | 1 | Species | Taxom |
| Spongiphoridae Verhoeff, 1902 | Little Earwigs | 1 | Species | Taxom |
| Staphylinidae Lameere, 1900 | Rove beetles | 1069 | Species | Taxom |
| Stenopelmatidae Burmeister, 1838 | Bulldog Raspy Crickets | 1 | Species | Taxom |
| Stenopsychidae Martynov, 1924 | | 1 | Species | Taxom |
| Stephanidae Leach, 1815 | Crown wasp | 2 | Species | Taxom |
| Stivaliidae Mardon, 1978 | | 1 | Species | Taxom |
| Stratiomyidae Latreille, 1802 | Soldier flies | 63 | Species | Taxom |
| Strongylophthalmyiidae Hennig, 1940 | Strongylophthalmyiid flies | 10 | Species | Taxom |
| Synchroidae Lacordaire, 1859 | Synchroa bark beetles | 1 | Species | Taxom |
| Syrphidae Latreille, 1802 | Drone flies | 50 | Species | Taxom |
| Tabanidae Latreille, 1802 | Breeze flies | 104 | Species | Taxom |
| Tachinidae (Robineau-Des..., 1830) | Bristle Flies | 113 | Species | Taxom |
| Tarachodidae Handlirsch, 1930 | | 6 | Species | Taxom |
| Tenebrionidae Latreille, 1802 | Darkling Beetle | 67 | Species | Taxom |
| Tenthredinidae Latreille, 1804 | Common sawflies | 1 | Species | Taxom |
| Tephritidae Newman, 1834 | Fruit flies | 99 | Species | Taxom |
| Teredidae Seidlitz, 1888 | | 1 | Species | Taxom |
| Termitidae Latreille, 1802 | Higher termites | 15 | Species | Taxom |
| Tessaratomidae Stål, 1864 | Giant shield bug | 29 | Species | Taxom |
| Tetracampidae Förster, 1856 | Tetracampid wasps | 1 | Species | Taxom |
| Tetrigidae Rambur, 1838 | Groundhoppers | 57 | Species | Taxom |
| Tettigometridae Germar, 1821 | | 2 | Species | Taxom |
| Tettigoniidae Krauss, 1902 | Bush crickets | 209 | Species | Taxom |
| Therevidae Newman, 1834 | Stiletto flies | 5 | Species | Taxom |
| Thespidae Giglio-Tos, 1919 | | 2 | Species | Taxom |
| Thripidae Stevens, 1829 | Common thrips | 16 | Species | Taxom |
| Throscidae Laporte, 1840 | False metallic wood-boring beetles | 6 | Species | Taxom |
| Thyrididae Herrich-Schä..., 1846 | Picture Winged Leaf Moths | 2 | Species | Taxom |
| Tineidae Latreille, 1810 | & Allies | 10 | Species | Taxom |
| Tingidae Laporte, 1832 | Lace bug | 33 | Species | Taxom |
| Tipulidae Latreille, 1802 | Crane Flies | 163 | Species | Taxom |
| Tortricidae Latreille, 1803 | Bell Moths | 41 | Species | Taxom |
| Toxoderidae Giglio-Tos, 1919 | | 6 | Species | Taxom |
| Trichodectidae Kellogg, 1896 | | 1 | Species | Taxom |
| Trichogrammatidae Haliday, 1851 | Trichogrammatid wasps | 2 | Species | Taxom |
| Tricorythidae Lestage, 1942 | Little stout crawler mayflies | 0 | Species | Taxom |
| Trictenotomidae Blanchard, 1845 | Croc beetles | 2 | Species | Taxom |
| Tridactylidae Saussure, 1874 | Pygmy mole cricket | 2 | Species | Taxom |
| Trigonidiidae (Saussure, 1870) | And Ground Crickets | 18 | Species | Taxom |
| Trigonopterygidae Walker, 1870 | | 5 | Species | Taxom |
| Triozidae Löw, 1879 | Jumping plant lice | 6 | Species | Taxom |
| Trogidae (MacLeay, 1819) | Gnawer beetles | 2 | Species | Taxom |
| Trogossitidae Latreille, 1802 | Bark gnawing beetle | 2 | Species | Taxom |
| Tropiduchidae Stål, 1866 | Tropiduchid Planthoppers | 13 | Species | Taxom |
| Tryonicidae McKittrick &..., 1965 | | 1 | Species | Taxom |
| Uraniidae Blanchard, 1845 | Swallowtail Moths | 11 | Species | Taxom |
| Veliidae Amyot & Serv..., 1843 | Broad-shouldered bugs | 1 | Species | Taxom |
| Velocipedidae Bergroth, 1891 | Fast-footed bugs | 1 | Species | Taxom |
| Vermileonidae Williston, 1886 | Wormlion | 1 | Species | Taxom |
| Vesperidae Mulsant, 1839 | Vesperid longicorn beetles | 2 | Species | Taxom |
| Vespidae Leach, 1815 | And Allies | 17 | Species | Taxom |
| Xenidae Pohl & Beutel, 2005 | | 1 | Species | Taxom |
| Xiphocentronidae Schmid, 1982 | | 1 | Species | Taxom |
| Xylomyidae Verrall, 1901 | Wood soldier flies | 11 | Species | Taxom |
| Xylophagidae Fallen, 1810 | Awl-flies | 5 | Species | Taxom |
| Yponomeutidae Stephens, 1829 | Ermine Moths | 2 | Species | Taxom |
| Zopheridae Solier, 1834 | Cylindrical bark beetles | 2 | Species | Taxom |
| Zorotypidae Silvestri, 1913 | Angel insects | 2 | Species | Taxom |
| Zygaenidae Latreille, 1809 | Burnet Forester | 8 | Species | Taxom |
