| Acanthopteroctetidae Davis, 1978 | Archaic Sun Moths | 1 | Species | Taxom |
| Acanthosomatidae Signoret, 1864 | Acanthosomatids | 1 | Species | Taxom |
| Acartophthalmidae Czerny, 1928 | Acartophthalmid flies | 1 | Species | Taxom |
| Achilidae Stål, 1866 | Achilid Planthoppers | 1 | Species | Taxom |
| Acrididae MacLeay, 1819 | Grasshoppers and locusts | 30 | Species | Taxom |
| Adelidae Bruand, 1851 | Adelid Moths | 5 | Species | Taxom |
| Aderidae Winkler, 1927 | Ant-like leaf beetles | 3 | Species | Taxom |
| Aeolothripidae Uzel, 1895 | Banded thrips | 1 | Species | Taxom |
| Agromyzidae Fallen, 1823 | Leaf miner flies | 11 | Species | Taxom |
| Agyrtidae Thomson, 1859 | Primitive carrion beetles | 1 | Species | Taxom |
| Aleyrodidae Westwood, 1840 | Whiteflies | 4 | Species | Taxom |
| Alucitidae Leach, 1815 | Many Plumed Moths | 2 | Species | Taxom |
| Amphipsocidae Mockford, 1978 | Hairy-winged Barklice | 1 | Species | Taxom |
| Ampulicidae Shuckard, 1840 | Ampulicid wasps | 2 | Species | Taxom |
| Andrenidae Webster, 1913 | Andrenid bees | 5 | Species | Taxom |
| Anisopodidae Knab, 1912 | Window Midges | 2 | Species | Taxom |
| Anthelidae Turner, 1904 | Australian Lappet Moths | 1 | Species | Taxom |
| Anthicidae Latreille, 1819 | Ant beetles | 4 | Species | Taxom |
| Anthomyiidae Robineau-Des..., 1830 | Anthomyiid flies | 6 | Species | Taxom |
| Anthribidae Billberg, 1820 | Fungus Weevil | 34 | Species | Taxom |
| Aphalaridae Löw, 1879 | | 2 | Species | Taxom |
| Aphididae Latreille, 1802 | Aphid | 21 | Species | Taxom |
| Aphrophoridae Evans, 1946 | Froghoppers | 5 | Species | Taxom |
| Apidae Latreille, 1802 | Bumble bees | 41 | Species | Taxom |
| Aradidae Spinola, 1837 | Flat bug | 1 | Species | Taxom |
| Asilidae Latreille, 1802 | Assassin flies | 16 | Species | Taxom |
| Asteiidae Rondani, 1856 | Asteiid Flies | 2 | Species | Taxom |
| Attelabidae Billberg, 1820 | Leaf Rolling Weevil | 10 | Species | Taxom |
| Autostichidae Le Marchand, 1947 | Autostichid Moths | 3 | Species | Taxom |
| Batrachedridae Heinemann & ..., 1876 | Batrachedrid Moths | 2 | Species | Taxom |
| Belidae Schönherr, 1826 | Belid Beetle | 3 | Species | Taxom |
| Belostomatidae Leach, 1815 | Alligator ticks | 1 | Species | Taxom |
| Berytidae Fieber, 1851 | Stilt bug | 2 | Species | Taxom |
| Bethylidae Halliday, 1839 | Bethylid wasps | 5 | Species | Taxom |
| Bibionidae Fleming, 1821 | Bibionid flies | 2 | Species | Taxom |
| Blaberidae Saussure, 1864 | Blaberids | 6 | Species | Taxom |
| Blattellidae (Karny, 1908) | German Cockroach | 3 | Species | Taxom |
| Blattidae Stephens, 1829 | American cockroaches | 5 | Species | Taxom |
| Blissidae Stål, 1862 | Chinch Bugs | 1 | Species | Taxom |
| Bombyliidae Latreille, 1802 | Bee Flies | 7 | Species | Taxom |
| Boreidae Latreille, 1816 | Snow fleas | 2 | Species | Taxom |
| Bostrichidae Latreille, 1802 | Auger beetles | 4 | Species | Taxom |
| Brachypteridae (Erichson, 1845) | Short-winged Flower Beetles | 2 | Species | Taxom |
| Braconidae Latreille, 1829 | Braconid wasps | 14 | Species | Taxom |
| Brentidae Billberg, 1820 | Brenthidae | 6 | Species | Taxom |
| Buprestidae Leach, 1815 | Flat-headed wood-borers | 20 | Species | Taxom |
| Byrrhidae Latreille, 1804 | Moss beetles | 2 | Species | Taxom |
| Byturidae Jacquelin du..., 1858 | Fruit worms | 1 | Species | Taxom |
| Caeciliusidae Kolbe, 1880 | Lizard Barklice | 9 | Species | Taxom |
| Calliphoridae Brauer & Ber..., 1889 | Blow flies | 13 | Species | Taxom |
| Camillidae Frey, 1921 | Camillid flies | 1 | Species | Taxom |
| Canaceidae (Jones, 1906) | Beach flies | 3 | Species | Taxom |
| Cantharidae Imhoff, 1856 | Cantharids | 9 | Species | Taxom |
| Carabidae Latreille, 1802 | Carabid beetles | 144 | Species | Taxom |
| Carnidae Newman, 1834 | Bird flies | 0 | Species | Taxom |
| Carposinidae Walsingham, 1907 | Carposinid moths | 1 | Species | Taxom |
| Cecidomyiidae Newman, 1834 | Cecidomyidae | 1 | Species | Taxom |
| Cerambycidae Latreille, 1802 | Long Horn beetles | 45 | Species | Taxom |
| Ceratopogonidae Newman, 1834 | Biting midge | 12 | Species | Taxom |
| Cercopidae Leach, 1815 | Froghopper | 1 | Species | Taxom |
| Cerylonidae Billberg, 1820 | Cerylid Kingfishers | 4 | Species | Taxom |
| Chalcididae Latreille, 1817 | Chalcidid wasps | 2 | Species | Taxom |
| Chamaemyiidae Hendel, 1910 | Aphid flies | 1 | Species | Taxom |
| Chironomidae Erichson, 1842 | Chironomids | 30 | Species | Taxom |
| Chloroperlidae Okamoto, 1912 | Green stoneflies | 3 | Species | Taxom |
| Chloropidae Schoenherr, 1840 | Chloropid flies | 16 | Species | Taxom |
| Choreutidae Stainton, 1854 | Choreuitid Moths | 6 | Species | Taxom |
| Chrysididae Latreille, 1802 | Chrysidid wasps | 1 | Species | Taxom |
| Chrysomelidae Latreille, 1802 | Casebearers | 30 | Species | Taxom |
| Chrysopidae Schneider, 1851 | And Green Lacewings | 6 | Species | Taxom |
| Chyromyidae Hendel, 1916 | Chiromyid flies | 3 | Species | Taxom |
| Cicadellidae Latreille, 1802 | Cicadellids | 92 | Species | Taxom |
| Cicadidae Westwood, 1840 | Cicada | 11 | Species | Taxom |
| Cixiidae Spinola, 1839 | Cixid planthoppers | 3 | Species | Taxom |
| Clambidae Fischer, 1821 | Fringe-winged beetles | 1 | Species | Taxom |
| Cleridae Latreille, 1802 | Checkered Beetle | 5 | Species | Taxom |
| Coccidae Stephens, 1829 | Soft scale | 8 | Species | Taxom |
| Coccinellidae Latreille, 1807 | Coccinelles | 44 | Species | Taxom |
| Coelopidae Hendel, 1910 | Kelp Flies | 3 | Species | Taxom |
| Coleophoridae Hübner, 1825 | Case moths | 80 | Species | Taxom |
| Colletidae Lepeletier, 1841 | Colletid bees | 3 | Species | Taxom |
| Conopidae Latreille, 1802 | Thick-headed Flies | 3 | Species | Taxom |
| Copromorphidae Meyrick, 1905 | Fig Borers | 2 | Species | Taxom |
| Coreidae Leach, 1815 | Broad-headed bugs | 1 | Species | Taxom |
| Corixidae Leach, 1815 | Lesser Water-Boatman | 3 | Species | Taxom |
| Corydiidae de Saussure, 1864 | Sand cockroaches | 2 | Species | Taxom |
| Cosmopterigidae Heinemann & ..., 1876 | Cosmet Moths | 16 | Species | Taxom |
| Cossidae Leach, 1815 | Borers | 5 | Species | Taxom |
| Crabronidae Latreille, 1802 | Bee Wolves | 12 | Species | Taxom |
| Crambidae Latreille, 1810 | Crambid Snout Moths | 179 | Species | Taxom |
| Cryptophagidae Kirby, 1937 | Mould beetles | 1 | Species | Taxom |
| Cucujidae Latreille, 1802 | Flat bark beetles | 1 | Species | Taxom |
| Culicidae Meigen, 1818 | Mosquito | 31 | Species | Taxom |
| Cupedidae Laporte, 1836 | Cupedids | 2 | Species | Taxom |
| Curculionidae Latreille, 1802 | Ambrosia beetles | 159 | Species | Taxom |
| Cymidae Baerensprung, 1860 | | 1 | Species | Taxom |
| Cynipidae Latreille, 1802 | Cynipid gall wasps | 1 | Species | Taxom |
| Cypselosomatidae Hennig, 1958 | Cypselosomatid flies | 2 | Species | Taxom |
| Dactylopiidae Signoret, 1875 | Cochineal insects | 1 | Species | Taxom |
| Delphacidae Leach, 1815 | Delphacid planthoppers | 9 | Species | Taxom |
| Dermestidae Hope, 1840 | Carpet beetles | 5 | Species | Taxom |
| Diapriidae Latreille, 1796 | Diapriid wasps | 0 | Species | Taxom |
| Diaspididae Maskell, 1878 | Armored scale insects | 16 | Species | Taxom |
| Diastatidae Hendel, 1917 | Bog flies | 1 | Species | Taxom |
| Dictyopharidae Spinola, 1839 | Dictyopharid Planthoppers | 1 | Species | Taxom |
| Diprionidae Rohwer, 1911 | Conifer sawflies | 0 | Species | Taxom |
| Dolichopodidae Latreille, 1809 | Long legged flies | 55 | Species | Taxom |
| Douglasiidae Heinemann & ..., 1876 | Douglas Moths | 1 | Species | Taxom |
| Drepanidae Meyrick, 1895 | Drepanids | 15 | Species | Taxom |
| Drosophilidae Rondani, 1856 | Fruit flies | 22 | Species | Taxom |
| Dryinidae Haliday, 1840 | Dryinid wasps | 1 | Species | Taxom |
| Dryomyzidae Schiner, 1862 | Dryomyzid flies | 2 | Species | Taxom |
| Dryopidae Billberg, 1820 | Long toed water beetle | 2 | Species | Taxom |
| Dytiscidae Leach, 1815 | Diving beetles | 13 | Species | Taxom |
| Echinophthiriidae Enderlein, 1904 | | 5 | Species | Taxom |
| Ecnomidae Ulmer, 1903 | | 1 | Species | Taxom |
| Ectobiidae (Brunner von ..., 1865) | Wood cockroaches | 1 | Species | Taxom |
| Ectopsocidae | Outer Barklice | 13 | Species | Taxom |
| Elachistidae Bruand, 1851 | Elachistid moths | 64 | Species | Taxom |
| Elateridae Leach, 1815 | Click Beetle | 19 | Species | Taxom |
| Elipsocidae Pearman, 1936 | Damp Barklice | 4 | Species | Taxom |
| Elmidae Curtis, 1830 | Drive beetles | 2 | Species | Taxom |
| Empididae Latreille, 1809 | Balloon flies | 7 | Species | Taxom |
| Encyrtidae Walker, 1837 | Encyrtid wasps | 3 | Species | Taxom |
| Endomychidae Leach, 1815 | False Ladybirds | 2 | Species | Taxom |
| Enicocephalidae Stål, 1860 | Gnat bug | 1 | Species | Taxom |
| Epermeniidae Spuler, 1910 | Epermeniid moths | 3 | Species | Taxom |
| Ephydridae Zetterstedt, 1837 | Brine flies | 9 | Species | Taxom |
| Erebidae Leach, 1815 | Erebid Moths | 230 | Species | Taxom |
| Erotylidae Latreille, 1802 | Pleasing Fungus Beetle | 1 | Species | Taxom |
| Eulophidae Westwood, 1829 | Eulophid wasps | 5 | Species | Taxom |
| Eupelmidae Walker, 1833 | Eupelmid wasps | 1 | Species | Taxom |
| Eurybrachidae Stål, 1862 | | 1 | Species | Taxom |
| Eurytomidae Walker, 1832 | Eurytomid wasps | 0 | Species | Taxom |
| Euteliidae Grote, 1882 | Euteliid Moths | 2 | Species | Taxom |
| Fanniidae Schnabl & Dz..., 1911 | Latrine flies | 10 | Species | Taxom |
| Figitidae Thomson, 1862 | Figitid wasps | 1 | Species | Taxom |
| Flatidae Spinola, 1839 | Flatid planthoppers | 2 | Species | Taxom |
| Forficulidae Stephens, 1829 | Common Earwig | 1 | Species | Taxom |
| Formicidae Latreille, 1809 | Ant | 137 | Species | Taxom |
| Fulgoridae Latreille, 1807 | Fulgorid Planthopper | 1 | Species | Taxom |
| Gasteruptiidae Ashmead, 1900 | Carrot Wasps | 1 | Species | Taxom |
| Gelechiidae Stainton, 1854 | Gelechiid moths | 202 | Species | Taxom |
| Geometridae Leach, 1815 | Cankerworm moths | 477 | Species | Taxom |
| Gerridae Leach, 1815 | Jesus bugs | 13 | Species | Taxom |
| Glyphipterigidae Stainton, 1854 | Glyphipterigid moths | 3 | Species | Taxom |
| Gracillariidae Stainton, 1854 | Blotch leaf miner moths | 53 | Species | Taxom |
| Gryllacrididae Blanchard, 1845 | Camel Crickets | 5 | Species | Taxom |
| Gryllidae Bolivar, 1878 | Crickets | 9 | Species | Taxom |
| Gyrinidae Latreille, 1802 | Whirligig beetle | 4 | Species | Taxom |
| Gyropidae Kellogg, 1896 | | 2 | Species | Taxom |
| Haematopinidae Enderlein, 1904 | Ungulate lice | 3 | Species | Taxom |
| Halictidae Thomson, 1869 | Flower bees | 8 | Species | Taxom |
| Haliplidae Aubé, 1836 | Crawling Water Beetle | 1 | Species | Taxom |
| Helcomyzidae Malloch, 1933 | Helcomyzid flies | 1 | Species | Taxom |
| Heleomyzidae (Westwood, 1840) | Heleomyzid flies | 5 | Species | Taxom |
| Heliodinidae Heinemann & ..., 1876 | Heliodinid moths | 1 | Species | Taxom |
| Hemerobiidae Latreille, 1802 | Brown Lacewing | 3 | Species | Taxom |
| Hepialidae Stephens, 1829 | Ghost Moths | 9 | Species | Taxom |
| Hesperiidae Latreille, 1809 | Indet. Skipper | 77 | Species | Taxom |
| Heteroceridae MacLeay, 1825 | Mud beetles | 2 | Species | Taxom |
| Heterogastridae Stål, 1872 | | 1 | Species | Taxom |
| Hippoboscidae Samouelle, 1819 | Keds | 6 | Species | Taxom |
| Histeridae Gyllenhal, 1808 | Clown beetle | 19 | Species | Taxom |
| Hoplopleuridae Ewing, 1929 | | 2 | Species | Taxom |
| Hybosoridae Erichson, 1847 | Pill scarab beetles | 4 | Species | Taxom |
| Hybotidae Meigen, 1820 | Dance flies | 6 | Species | Taxom |
| Hydraenidae Mulsant, 1844 | Cascade Beetles | 1 | Species | Taxom |
| Hydrobiosidae Ulmer, 1905 | | 0 | Species | Taxom |
| Hydrophilidae Latreille, 1802 | Silver Water Beetles | 16 | Species | Taxom |
| Hydropsychidae Curtis, 1835 | Net Spinning caddisflies | 1 | Species | Taxom |
| Hydroptilidae Stephens, 1836 | Micro caddisflies | 1 | Species | Taxom |
| Hymenopodidae Giglio-Tos, 1919 | Flower mimic mantises | 1 | Species | Taxom |
| Ichneumonidae Latreille, 1802 | Ichneumon flies | 43 | Species | Taxom |
| Incurvariidae Spuler, 1898 | Fairy moths | 2 | Species | Taxom |
| Jacobsoniidae Heller, 1926 | Jacobson's beetles | 1 | Species | Taxom |
| Kalotermitidae Froggatt, 1897 | Dampwood termites | 8 | Species | Taxom |
| Keroplatidae Rondani, 1856 | Fungus gnats | 2 | Species | Taxom |
| Kinnaridae Muir, 1925 | Kinnarid Planthoppers | 1 | Species | Taxom |
| Labiduridae Verhoeff, 1902 | Long-horned earwig | 1 | Species | Taxom |
| Labiidae (Burr, 1909) | Little earwig | 0 | Species | Taxom |
| Lachesillidae Pearman, 1936 | Fateful Barklice | 4 | Species | Taxom |
| Laemobothriidae Mjöberg, 1910 | | 1 | Species | Taxom |
| Lampyridae Latreille, 1817 | Fireflies | 1 | Species | Taxom |
| Lasiocampidae Harris, 1841 | Eggar Moths | 7 | Species | Taxom |
| Latridiidae Erichson, 1842 | Minute brown scavenger beetle | 11 | Species | Taxom |
| Lauxaniidae Macquart, 1835 | Beach flies | 13 | Species | Taxom |
| Lecithoceridae Le Marchand, 1947 | Long-horned moths | 1 | Species | Taxom |
| Leiodidae Fleming, 1821 | Round fungus beetles | 5 | Species | Taxom |
| Lemoniidae Hampson, 1918 | Autumn Silkworm Moths | 1 | Species | Taxom |
| Lepidopsocidae Lienhard & S..., 2002 | Scaly-winged bark louse | 6 | Species | Taxom |
| Lepidostomatidae Ulmer, 1903 | Bizarre Caddisflies | 5 | Species | Taxom |
| Leptoceridae Leach, 1815 | Long Horned caddisflies | 4 | Species | Taxom |
| Leuctridae Klapálek, 1905 | Needle Or Willow Stoneflies | 1 | Species | Taxom |
| Limacodidae Duponchel, 1845 | Cup moths | 2 | Species | Taxom |
| Limnephilidae Kolenati, 1848 | Northern caddisflies | 7 | Species | Taxom |
| Linognathidae Webb, 1946 | | 4 | Species | Taxom |
| Liposcelididae Enderlein, 1911 | Booklice | 3 | Species | Taxom |
| Lonchaeidae Loew, 1861 | Lance Flies | 5 | Species | Taxom |
| Lucanidae Latreille, 1804 | Stag Beetle | 11 | Species | Taxom |
| Lycaenidae Leach, 1815 | And blues | 108 | Species | Taxom |
| Lygaeidae Schilling, 1829 | Chinch bugs | 13 | Species | Taxom |
| Lymexylidae Fleming, 1821 | Ship-timber beetle | 1 | Species | Taxom |
| Lyonetiidae Stainton, 1854 | Lyonet Moths | 11 | Species | Taxom |
| Malgasiidae (Gorochov, 1984) | | 1 | Species | Taxom |
| Mantidae Burmeister, 1838 | Mantids | 24 | Species | Taxom |
| Mantispidae Leach, 1815 | Mantid lacewings | 1 | Species | Taxom |
| Megachilidae Schenk, 1860 | And Resin Bees | 19 | Species | Taxom |
| Megalopodidae Latreille, 1802 | Megalopodid Leaf Beetles | 1 | Species | Taxom |
| Megaspilidae Ashmead, 1893 | Megaspilid wasps | 0 | Species | Taxom |
| Melandryidae Leach, 1815 | False Darkling Beetle | 2 | Species | Taxom |
| Meloidae Gyllenhal, 1810 | Blister Beetle | 3 | Species | Taxom |
| Melyridae Leach, 1815 | Malachite Beetles | 3 | Species | Taxom |
| Menoponidae Mjöberg, 1910 | Bird lice | 37 | Species | Taxom |
| Mesopsocidae Enderlein, 1903 | Middle Barklice | 1 | Species | Taxom |
| Micropezidae Illiger, 1798 | Stilt Flies | 2 | Species | Taxom |
| Micropterigidae Herrich-Schä..., 1855 | Mandibulate Archaic Moths | 2 | Species | Taxom |
| Milichiidae Schiner, 1862 | Filth flies | 4 | Species | Taxom |
| Miridae Hahn, 1831 | Capsid bugs | 18 | Species | Taxom |
| Mogoplistidae Saussure, 1877 | Scaly cricket | 8 | Species | Taxom |
| Monophlebidae Signoret, 1875 | Giant scale | 1 | Species | Taxom |
| Monotomidae Laporte, 1840 | Minute Clubbed Beetles | 1 | Species | Taxom |
| Mordellidae Latreille, 1802 | Pintail beetles | 5 | Species | Taxom |
| Muscidae Latreille, 1802 | Face flies | 32 | Species | Taxom |
| Mutillidae André, 1907 | Cow ant | 1 | Species | Taxom |
| Mycetophilidae Newman, 1834 | Fungus Gnat | 31 | Species | Taxom |
| Mydidae Bezzi, 1903 | Mydas flies | 1 | Species | Taxom |
| Mymaridae Haliday, 1833 | Fairflies | 5 | Species | Taxom |
| Myopsocidae Enderlein, 1907 | Mouse like barklouse | 4 | Species | Taxom |
| Myrmecophilidae Saussure, 1874 | Ant cricket | 2 | Species | Taxom |
| Myrmeleontidae Latreille, 1802 | Ant lions | 4 | Species | Taxom |
| Nemouridae Newman, 1853 | Brown stoneflies | 1 | Species | Taxom |
| Nepticulidae Stainton, 1854 | Leaf miners | 20 | Species | Taxom |
| Neriidae Hendel, 1916 | Banana stalk flies | 1 | Species | Taxom |
| Nitidulidae Latreille, 1802 | Nitidules | 4 | Species | Taxom |
| Noctuidae Latreille, 1809 | Armyworms | 1095 | Species | Taxom |
| Nolidae Hampson, 1894 | Hatted Caterpillars | 6 | Species | Taxom |
| Notodontidae Stephens, 1829 | Bag Shelter Moths | 26 | Species | Taxom |
| Nymphalidae Rafinesque, 1815 | Admirals | 180 | Species | Taxom |
| Nymphidae Rambur, 1842 | Split-footed lacewing | 1 | Species | Taxom |
| Odiniidae Hendel, 1920 | Odiniid flies | 3 | Species | Taxom |
| Oecophoridae Bruand, 1851 | Concealer Moths | 14 | Species | Taxom |
| Oedemeridae Latreille, 1810 | False Blister Beetle | 3 | Species | Taxom |
| Omaniidae Cobben, 1970 | Intertidal dwarf bug | 0 | Species | Taxom |
| Opomyzidae (Fallen, 1820) | Opomyzid flies | 1 | Species | Taxom |
| Opostegidae Meyrick, 1893 | Opostegid moths | 2 | Species | Taxom |
| Ortheziidae Green, 1896 | Ensign coccids | 1 | Species | Taxom |
| Oxycarenidae Stål, 1862 | | 1 | Species | Taxom |
| Papilionidae Latreille, 1802 | Apollos | 39 | Species | Taxom |
| Pediculidae Leach, 1817 | | 1 | Species | Taxom |
| Peloridiidae Breddin, 1897 | Gondwanan moss bugs | 2 | Species | Taxom |
| Pentatomidae Leach, 1815 | Lesser shield bugs | 20 | Species | Taxom |
| Peripsocidae Roesler, 1944 | Stout Barklice | 6 | Species | Taxom |
| Perlodidae Klapálek, 1912 | Perlodid stoneflies | 1 | Species | Taxom |
| Phalacridae Leach, 1815 | Shining flower beetles | 1 | Species | Taxom |
| Phalangopsidae (Chopard, 1949) | Spider cricket | 1 | Species | Taxom |
| Phasmatidae Roberts, 1944 | Walking sticks | 12 | Species | Taxom |
| Philopotamidae Stephens, 1829 | Finger Net caddisflies | 1 | Species | Taxom |
| Philopteridae Burmeister, 1830 | | 111 | Species | Taxom |
| Philotarsidae Pearman, 1936 | Loving Barklice | 2 | Species | Taxom |
| Phlaeothripidae Uzel, 1895 | Thrips | 6 | Species | Taxom |
| Phoridae Curtis, 1833 | Coffin Flies | 8 | Species | Taxom |
| Phryganeidae (Leach, 1815) | Giant casemaker | 2 | Species | Taxom |
| Phylliidae Redtenbacher, 1906 | Leaf insects | 0 | Species | Taxom |
| Pieridae Duponchel, 1835 | And Sulphurs | 58 | Species | Taxom |
| Piophilidae Macquart, 1835 | Cheese flies | 2 | Species | Taxom |
| Pipunculidae Walker, 1834 | Big headed flies | 2 | Species | Taxom |
| Platygastridae Haliday, 1833 | Platygastrid wasps | 1 | Species | Taxom |
| Platypezidae Fallen, 1815 | Flat footed flies | 0 | Species | Taxom |
| Platystomatidae Schiner, 1862 | Picture-winged flies | 7 | Species | Taxom |
| Plutellidae Guenée, 1845 | Diamond-back moths | 9 | Species | Taxom |
| Podoscirtidae Saussure, 1878 | | 1 | Species | Taxom |
| Polycentropodidae Ulmer, 1903 | Tube Maker Caddisflies | 3 | Species | Taxom |
| Polyplacidae Fahrenholz, 1912 | Spiny rat lice | 5 | Species | Taxom |
| Pompilidae Latreille, 1805 | Pompilid wasps | 2 | Species | Taxom |
| Prisopodidae Brunner von ..., 1893 | | 1 | Species | Taxom |
| Prodoxidae Riley, 1881 | Yucca Moths | 14 | Species | Taxom |
| Promecheilidae Lacordaire, 1859 | | 2 | Species | Taxom |
| Psephenidae Lacordaire, 1854 | Water pennies | 2 | Species | Taxom |
| Pseudocaeciliidae Pearman, 1936 | False Lizard Barklice | 7 | Species | Taxom |
| Pseudococcidae Heymons, 1915 | Mealy Bugs | 16 | Species | Taxom |
| Pseudophasmatidae Kirby, 1896 | Striped Walkingsticks | 1 | Species | Taxom |
| Pseudophyllodromiidae Hebard, 1929 | | 9 | Species | Taxom |
| Psocidae Samouelle, 1819 | Common bark louse | 3 | Species | Taxom |
| Psoquillidae Lienhard & S..., 2002 | Bird Nest Barklice | 2 | Species | Taxom |
| Psychidae Boisduval, 1828 | Bagmoths | 6 | Species | Taxom |
| Psychodidae Newman, 1834 | Drain flies | 10 | Species | Taxom |
| Psyllidae Latreille, 1807 | Jumping plant lice | 2 | Species | Taxom |
| Psyllipsocidae Enderlein, 1903 | Cave Barklice | 2 | Species | Taxom |
| Pteromalidae Dalman, 1820 | Pteromalid wasps | 4 | Species | Taxom |
| Pteronarcyidae Enderlein, 1909 | Giant stoneflies | 1 | Species | Taxom |
| Pterophoridae Zeller, 1841 | Plume Moths | 40 | Species | Taxom |
| Pthiridae Leach, 1817 | | 1 | Species | Taxom |
| Ptiliidae Heer, 1843 | Feather-wing beetles | 9 | Species | Taxom |
| Ptinidae Latreille, 1802 | Death-watch and Spider Beetles | 11 | Species | Taxom |
| Pulicidae Billberg, 1820 | Cat fleas | 1 | Species | Taxom |
| Pyralidae Latreille, 1802 | Flour Moths | 107 | Species | Taxom |
| Pyrgacrididae Kevan, 1974 | | 1 | Species | Taxom |
| Raphidiidae Latreille, 1810 | Raphidiid snakeflies | 2 | Species | Taxom |
| Reduviidae Latreille, 1807 | Assassin and thread-legged bugs | 5 | Species | Taxom |
| Rhagionidae Latreille, 1802 | Snipe flies | 2 | Species | Taxom |
| Rhaphidophoridae Walker, 1869 | And Cave Weta | 4 | Species | Taxom |
| Rhinotermitidae Froggatt, 1897 | Subterranean termites | 7 | Species | Taxom |
| Rhizoecidae Williams, 1969 | | 2 | Species | Taxom |
| Rhopalopsyllidae Oudemans, 1909 | Marsupial fleas | 1 | Species | Taxom |
| Rhyparochromidae Amyot & Serv..., 1843 | Dirt-colored Seed Bugs | 6 | Species | Taxom |
| Ricaniidae Amyot & Audi..., 1843 | | 2 | Species | Taxom |
| Riodinidae Grote, 1895 | Metalmark Butterflies | 8 | Species | Taxom |
| Ripiphoridae Gemminger & ..., 1870 | Rhipiphoridae | 1 | Species | Taxom |
| Ropalomeridae Linder, 1930 | Ropalomerid flies | 0 | Species | Taxom |
| Saldidae Amyot and Se..., 1843 | Shore bug | 2 | Species | Taxom |
| Salpingidae Leach, 1815 | Narrow-waisted bark beetle | 1 | Species | Taxom |
| Sarcophagidae Macquart, 1834 | Flesh flies | 15 | Species | Taxom |
| Saturniidae Boisduval, 1837 | And Giant Silk Moths | 11 | Species | Taxom |
| Scarabaeidae Latreille, 1802 | Dung beetles | 229 | Species | Taxom |
| Scathophagidae Robineau-Des..., 1830 | Dung flies | 11 | Species | Taxom |
| Scatopsidae Newman, 1834 | Dung midges | 1 | Species | Taxom |
| Scelionidae Haliday, 1839 | Scelionid wasps | 3 | Species | Taxom |
| Scenopinidae Burmeister, 1835 | Window Flies | 1 | Species | Taxom |
| Schreckensteiniidae Fletcher, 1929 | Bristle Legged Moths | 1 | Species | Taxom |
| Sciaridae Billberg, 1820 | Black fungus gnats | 1 | Species | Taxom |
| Sciomyzidae Fallen, 1820 | Marsh Flies | 1 | Species | Taxom |
| Scirtidae Fleming, 1821 | Marsh Beetle | 6 | Species | Taxom |
| Scraptiidae Mulsant, 1856 | Antlike leaf beetles | 3 | Species | Taxom |
| Scydmaenidae (Leach, 1815) | Ant-like stone beetles | 8 | Species | Taxom |
| Sepsidae Walker, 1833 | Black scavenger flies | 2 | Species | Taxom |
| Sesiidae Boisduval, 1828 | Clear Wings | 18 | Species | Taxom |
| Silphidae Latreille, 1807 | Burying And Carrion Beetles | 1 | Species | Taxom |
| Silvanidae Kirby, 1837 | Flat bark beetles | 1 | Species | Taxom |
| Simuliidae Newman, 1834 | Black flies | 18 | Species | Taxom |
| Siricidae Billberg, 1820 | Horntail | 1 | Species | Taxom |
| Sphaeroceridae Macquart, 1835 | Dung flies | 19 | Species | Taxom |
| Sphaeropsocidae Kolbe, 1883 | | 2 | Species | Taxom |
| Sphecidae Latreille, 1802 | Digger & Sand wasps | 6 | Species | Taxom |
| Sphindidae Jacquelin du..., 1860 | Cryptic slime mold beetle | 1 | Species | Taxom |
| Sphingidae Latreille, 1802 | Hawk Moths | 67 | Species | Taxom |
| Spongiphoridae Verhoeff, 1902 | Little Earwigs | 1 | Species | Taxom |
| Staphylinidae Lameere, 1900 | Rove beetles | 142 | Species | Taxom |
| Stenopsocidae Pearman, 1936 | Narrow Barklice | 1 | Species | Taxom |
| Stenotrachelidae C. G. Thomson, 1859 | False long-horned beetles | 1 | Species | Taxom |
| Stratiomyidae Latreille, 1802 | Soldier flies | 6 | Species | Taxom |
| Streblidae (Kolenati, 1863) | Bat flies | 1 | Species | Taxom |
| Syrphidae Latreille, 1802 | Drone flies | 37 | Species | Taxom |
| Tabanidae Latreille, 1802 | Breeze flies | 4 | Species | Taxom |
| Tachinidae (Robineau-Des..., 1830) | Bristle Flies | 13 | Species | Taxom |
| Tarachodidae Handlirsch, 1930 | | 3 | Species | Taxom |
| Telegeusidae (LeConte, 1861) | Glowworm beetles | 1 | Species | Taxom |
| Tenebrionidae Latreille, 1802 | Darkling Beetle | 31 | Species | Taxom |
| Tenthredinidae Latreille, 1804 | Common sawflies | 13 | Species | Taxom |
| Tephritidae Newman, 1834 | Fruit flies | 46 | Species | Taxom |
| Termitidae Latreille, 1802 | Higher termites | 11 | Species | Taxom |
| Tethinidae (Hendel, 1916) | Tethinid flies | 5 | Species | Taxom |
| Tetrigidae Rambur, 1838 | Groundhoppers | 5 | Species | Taxom |
| Tettigoniidae Krauss, 1902 | Bush crickets | 16 | Species | Taxom |
| Thripidae Stevens, 1829 | Common thrips | 19 | Species | Taxom |
| Thyrididae Herrich-Schä..., 1846 | Picture Winged Leaf Moths | 1 | Species | Taxom |
| Tineidae Latreille, 1810 | & Allies | 87 | Species | Taxom |
| Tingidae Laporte, 1832 | Lace bug | 2 | Species | Taxom |
| Tipulidae Latreille, 1802 | Crane Flies | 23 | Species | Taxom |
| Tischeriidae Spuler, 1898 | Lyonetiid moths | 1 | Species | Taxom |
| Tortricidae Latreille, 1803 | Bell Moths | 349 | Species | Taxom |
| Torymidae Walker, 1833 | Apple seed chalcids | 2 | Species | Taxom |
| Trichoceridae Rondani, 1841 | Winter Crane Flies | 3 | Species | Taxom |
| Trichodectidae Kellogg, 1896 | | 10 | Species | Taxom |
| Trichogrammatidae Haliday, 1851 | Trichogrammatid wasps | 1 | Species | Taxom |
| Trichopsocidae Pearman, 1936 | Lash-faced psocid | 1 | Species | Taxom |
| Tridactylidae Saussure, 1874 | Pygmy mole cricket | 1 | Species | Taxom |
| Trigonidiidae (Saussure, 1870) | And Ground Crickets | 5 | Species | Taxom |
| Trogidae (MacLeay, 1819) | Gnawer beetles | 4 | Species | Taxom |
| Trogiidae Enderlein, 1903 | Granary Booklice | 7 | Species | Taxom |
| Trogossitidae Latreille, 1802 | Bark gnawing beetle | 2 | Species | Taxom |
| Uraniidae Blanchard, 1845 | Swallowtail Moths | 2 | Species | Taxom |
| Veliidae Amyot & Serv..., 1843 | Broad-shouldered bugs | 3 | Species | Taxom |
| Vespidae Leach, 1815 | And Allies | 14 | Species | Taxom |
| Xylophagidae Fallen, 1810 | Awl-flies | 2 | Species | Taxom |
| Xyloryctidae Meyrick, 1890 | Flower Moths | 6 | Species | Taxom |
| Yponomeutidae Stephens, 1829 | Ermine Moths | 24 | Species | Taxom |
| Ypsolophidae Guenée, 1845 | Ypsolophid Moths | 9 | Species | Taxom |
| Zopheridae Solier, 1834 | Cylindrical bark beetles | 4 | Species | Taxom |
