| Acordulecera dorsalis Say, 1836 | |
| Adelognathus chelonus Kasparyan, 1990 | |
| Agapostemon (Agapostemon) angelicus Cockerell, 1924 | |
| Agapostemon (Agapostemon) melliventris Cresson, 1874 | Honey-bellied Agapostemon |
| Agapostemon (Agapostemon) sericeus Förster, 1771 | Silky Agapostemon |
| Agapostemon (Agapostemon) splendens Lepeletier, 1841 | Brown-Winged Striped Sweat Bee |
| Agapostemon (Agapostemon) texanus Cresson, 1872 | Green sweat bee |
| Agapostemon (Agapostemon) virescens Fabricius, 1775 | Bicolored Agapostemon |
| Amblyopone pallipes Haldeman, 1844 | |
| Ametastegia aperta Norton, 1861 | |
| Ammophila procera Dahlbom, 1843 | Common Thread Waisted Wasp |
| Andrena (Callandrena) accepta Viereck, 1916 | |
| Andrena (Callandrena) crawfordi Viereck, 1909 | |
| Andrena (Gonandrena) platyparia Robertson, 1895 | Plated Miner Bee |
| Andrena (Leucandrena) barbilabris Kirby, 1802 | Long-lipped Andrena |
| Andrena (Micrandrena) microchlora Cockerell, 1922 | |
| Andrena (Ptilandrena) erigeniae Robertson, 1891 | Spring Beauty Andrena |
| Andrena (Simandrena) nasonii Robertson, 1895 | Nason'S Mining Bee |
| Anthidium (Anthidium) maculifrons Smith, 1854 | Spot-fronted Wool-carder Bee |
| Anthophora (Lophanthophora) affabilis Cresson, 1878 | |
| Anthophora (Lophanthophora) ursina Cresson, 1869 | |
| Anthophora (Melea) abrupta Say, 1837 | Vegetable hummingbird |
| Anthophora (Melea) occidentalis Cresson, 1869 | Digger bee |
| Aphaenogaster (Attomyrma) treatae Forel, 1886 | Atlantic diplodon |
| Aphaenogaster rudis (Enzmann, J., 1947) | ⇒ Aphaenogaster piceum Wheeler, 1908 |
| Aphaereta pallipes Say, 1829 | Parasitoid wasp |
| Apis (Apis) mellifera Linnaeus, 1758 | Drone-Bee |
| Arge humeralis (Beauvois, 1809) | ⇒ Arge rejecta Kirby, 1882 |
| Atanycolus ulmicola Viereck, 1906 | |
| Augochlora (Augochlora) pura Say, 1837 | Augochlora Sweat Bee |
| Augochlorella persimilis Viereck, 1910 | |
| Augochloropsis (Paraugochloropsis) metallica Fabricius, 1793 | Green Metallic Sweat Bee |
| Bassus cinctus (Cresson, 1873) | ⇒ Syrphophilus tricinctorius Thunberg, 1822 |
| Bembix amoena Handlirsch, 1893 | |
| Biorhiza stelis | |
| Bombus (Bombus) nevadensis Cresson, 1874 | Nevada bumble bee |
| Bombus (Cullumanobombus) rufocinctus Cresson, 1863 | Red-belted Bumble Bee |
| Bombus (Fervidobombus) fervidus Fabricius, 1798 | Golden Northern Bumble Bee |
| Bombus (Fervidobombus) pensylvanicus De Geer, 1773 | American bumble bee |
| Bombus (Fervidobombus) sonorus (Say, 1837) | ⇒ Bombus pensylvanica De Geer, 1773 |
| Bombus (Fraternobombus) fraternus Smith, 1854 | Southern plains bumble bee |
| Bombus (Pyrobombus) bifarius Cresson, 1878 | Black-notched Bumble Bee |
| Bombus (Pyrobombus) flavifrons Cresson, 1863 | Yellow head bumble bee |
| Bombus (Pyrobombus) impatiens Cresson, 1863 | Common eastern bumble bee |
| Bombus (Pyrobombus) vagans Smith, 1854 | Half-black bumble bee |
| Bombus (Separatobombus) griseocollis (DeGeer, 1773) | ⇒ Bombus griseocollis De Geer, 1773 |
| Bombus (Separatobombus) morrisoni (Cresson, 1878) | ⇒ Bombus morrisoni Cresson, 1878 |
| Bombus (Subterraneobombus) borealis Kirby, 1837 | Northern amber bumble bee |
| Bombus sg | |
| Camponotus (Camponotus) modoc Wheeler, W.M., 1910 | Carpenter ant |
| Camponotus (Camponotus) pennsylvanicus (De Geer, 1773) | ⇒ Camponotus pensylvanica De Geer, 1773 |
| Camponotus (Myrmentoma) nearcticus Emery, 1893 | Smaller carpenter ant |
| Camponotus (Tanaemyrmex) vicinus Mayr, 1870 | Maculate carpenter ant |
| Coelioxys (Acrocoelioxys) producta Cresson, 1865 | |
| Coelioxys (Boreocoelioxys) insita Cresson, 1872 | |
| Coelioxys (Boreocoelioxys) octodentata Say, 1824 | Eight-toothed Cuckoo-leaf-cutter |
| Coelioxys (Coelioxys) rufescens Lepeletier &..., 1825 | Rufescent Sharp-Tail |
| Coelioxys (Coelioxys) sodalis Cresson, 1878 | Comrade Cuckoo Leafcutter Bee |
| Colletes birkmanni Swenk, 1906 | |
| Conura amoena Say, 1836 | |
| Cratichneumon anotylus Thomson, 1896 | |
| Cratichneumon culex Muller, 1776 | |
| Crematogaster (Crematogaster) cerasi Fitch, 1855 | |
| Crematogaster (Crematogaster) laeviuscula Mayr, 1870 | |
| Crematogaster (Crematogaster) punctulata (Emery, 1895) | ⇒ Crematogaster lineolata Say, 1836 |
| Dasymutilla occidentalis Linnaeus, 1758 | Common Eastern Velvet Ant |
| Dasymutilla vesta Cresson, 1865 | |
| Diadasia (Coquillettapis) australis Cresson, 1878 | |
| Diadasia (Coquillettapis) diminuta Cresson, 1878 | |
| Diadasia (Coquillettapis) rinconis Cockerell, 1897 | |
| Diadasia (Diadasia) enavata Cresson, 1872 | Sunflower Chimney Bee |
| Dieunomia (Dieunomia) heteropoda Say, 1824 | Black-and-yellow cuthona |
| Dinocampus coccinellae Schrank, 1802 | Braconid wasp |
| Diplazon laetatorius Fabricius, 1781 | Common Hover Fly Parasitoid Wasp |
| Dolichovespula (Dolichovespula) maculata Linnaeus, 1763 | Bald hornet |
| Dolichovespula arenaria Fabricius, 1775 | Aerial yellowjacket |
| Dorymyrmex bicolor Wheeler, W.M., 1906 | Bi-colored Pyramid Ant |
| Dorymyrmex flavus McCook, 1879 | |
| Dorymyrmex insanus Buckley, 1866 | Pyramid ant |
| Dorymyrmex smithi (Cole, 1936) | ⇒ Dorymyrmex insana Buckley, 1866 |
| Dufourea marginata Cresson, 1878 | |
| Elaphropoda bembidion Lieftinck, 1966 | Cascade cave amphipod |
| Empria maculata (Norton, 1861) | ⇒ Empria multicolor Norton, 1862 |
| Enicospilus enicospilus Nikam, 1972 | |
| Enicospilus miscophus Gauld & Mitc..., 1981 | |
| Enicospilus spathius Gauld & Mitc..., 1981 | |
| Epeolus bifasciatus Cresson, 1864 | Two-Banded Cellophane-Cuckoo |
| Eumenes flavus leptogaster | |
| Euodynerus (Euodynerus) crypticus Say, 1823 | |
| Euodynerus (Euodynerus) hidalgo Saussure, 1857 | Hidalgo Mason Wasp |
| Euodynerus (Pareuodynerus) foraminatus Saussure, 1853 | |
| Florilegus (Florilegus) condignus Cresson, 1878 | |
| Forelius mccooki McCook, 1879 | |
| Forelius pruinosus Roger, 1863 | High noon ant |
| Formica montana (Wheeler, W.M., 1910) | ⇒ Formica lugubris Zetterstedt, 1838 |
| Formica neogagates Viereck, 1903 | New World Black Ant |
| Formica neorufibarbis Emery, 1893 | Tapered pigtoe |
| Formica planipilis Creighton, 1940 | |
| Gilpinia catocala Snellen van ..., 1858 | |
| Habropoda laboriosa Fabricius, 1804 | Blueberry Habropoda |
| Halictus (Monilapis) confusus Smith, 1853 | Confusing Furrow Bee |
| Halictus (Odontalictus) ligatus Say, 1837 | Ligated Furrow Bee |
| Halictus (Protohalictus) rubicundus (Christ, 1791) | ⇒ Halictus rubicundus Christ, 1791 |
| Halictus (Seladonia) tripartitus Cockerell, 1895 | |
| Hexacola hexatoma Hartig, 1841 | Gall wasp |
| Holopyga ventralis | |
| Hylaeus (Prosopis) modestus Say, 1837 | Modest Masked Bee |
| Kiefferiella acmaeodera Weld, 1956 | |
| Lasioglossum (Dialictus) cressonii Robertson, 1890 | Cresson'S Dialictus |
| Lasioglossum (Dialictus) imitatum Smith, 1853 | Bristle Sweat Bee |
| Lasioglossum (Dialictus) pruinosum Robertson, 1892 | Hoary Sweat Bee |
| Lasioglossum (Lasioglossum) coriaceum Smith, 1853 | Leathery Sweat Bee |
| Lasioglossum (Lasioglossum) sisymbrii Cockerell, 1895 | |
| Lasioglossum lasioglossum Strand, 1913 | |
| Lasius (Acanthomyops) claviger Roger, 1862 | Common Citronella Ant |
| Lasius (Cautolasius) flavus Fabricius, 1782 | Blond Field Ant |
| Lasius (Lasius) alienus Foerster, 1850 | Alien field ant |
| Lasius (Lasius) neoniger Emery, 1893 | Cornfield ant |
| Lasius (Lasius) niger Linnaeus, 1758 | Black Garden Ant |
| Lathrolestes platynus Davis, 1897 | |
| Leptothorax (Dichthorax) pergandei (Emery, 1895) | ⇒ Temnothorax pergandei Emery, 1895 |
| Lonchidia lissonota Thomson, 1862 | |
| Megachile (Argyropile) parallela Smith, 1853 | Parallel Leaf-cutter Bee |
| Megachile (Litomegachile) brevis (Say, 1837) | ⇒ Megachile pseudobrevis Mitchell, 1934 |
| Megachile (Litomegachile) lippiae Cockerell, 1900 | |
| Megachile (Megachile) inermis Provancher, 1888 | Freckled milkvetch |
| Megachile (Megachile) montivaga Cresson, 1878 | Silver-tailed Petal-cutter Bee |
| Megachile (Megachile) relativa Cresson, 1878 | Golden-Tailed Leafcutter |
| Megachile (Neoeutrichaea) rotundata Fabricius, 1793 | Alfalfa leaf-cutter bee |
| Megachile (Sayapis) fidelis Cresson, 1878 | Faithful leafcutting bee |
| Megachile (Sayapis) pugnata Say, 1837 | Pugnacious Leaf-cutter Bee |
| Megachile (Xanthosarus) perihirta Cockerell, 1898 | Furry Leaf-cutter Bee |
| Megarhyssa greenei Viereck, 1911 | Greene'S Giant Ichneumonid Wasp |
| Melissodes (Callimelissodes) glenwoodensis Cockerell, 1905 | |
| Melissodes (Eumelissodes) agilis Cresson, 1878 | Agile Long-horned Bee |
| Melissodes (Eumelissodes) menuachus Cresson, 1868 | |
| Melissodes (Eumelissodes) subagilis Cockerell, 1905 | |
| Melissodes (Eumelissodes) verbesinarum Cockerell, 1905 | |
| Melissodes (Eumelissodes) vernoniae Robertson, 1902 | |
| Melissodes (Heliomelissodes) rivalis Cresson, 1872 | |
| Melissodes (Melissodes) communis Cresson, 1878 | Common Long-horned Bee |
| Melissodes (Melissodes) tepaneca Cresson, 1878 | Tepanec Long-horned Bee |
| Mesochorus nematus Schwenke, 2004 | |
| Mesoleptus stigmus ♰ J. F. Zhang, 1989 | |
| Monomorium opacior Forel, 1913 | |
| Monophadnoides geniculatus Hartig, 1837 | Geum sawfly |
| Myrmecina americana Emery, 1895 | Turgid blossom |
| Myrmica americana Weber, 1939 | |
| Nematus (Pteronidea) oligospilus Forster, 1854 | Raspberry Sawfly |
| Nomia (Acunomia) fedorensis Cockerell, 1910 | |
| Ooencyrtus aphidius Dang & Wang, 2002 | |
| Ooencyrtus bucculatrix Howard, 1883 | |
| Osmia (Cephalosmia) montana Cresson, 1864 | |
| Osmia (Diceratosmia) subfasciata Cresson, 1872 | |
| Osmia (Osmia) lignaria Say, 1837 | Blue orchard bee |
| Parancistrocerus pedestris Saussure, 1855 | |
| Paridris stenus (Kononova & P..., 2000) | ⇒ Paridris stena |
| Pemphredon (Cemonus) inornata Say, 1824 | Shuckard's Wasp |
| Peponapis (Peponapis) pruinosa Say, 1837 | Eastern cucurbit bee |
| Perdita (Hexaperdita) pratti Cockerell, 1906 | |
| Pheidole dentata Mayr, 1886 | Cande diplodon |
| Philanthus gibbosus Fabricius, 1775 | Bee wolf |
| Pholetesor ornigis Weed, 1887 | |
| Pnigalio minio Walker, 1847 | |
| Pogonomyrmex barbatus Smith, 1858 | Agricultural ant |
| Pogonomyrmex occidentalis Cresson, 1865 | Western harvester ant |
| Polistes (Aphanilopterus) aurifer (Saussure, 1853) | ⇒ Polistes fuscata Fabricius, 1793 |
| Polistes (Polistes) dominula Christ, 1791 | European paper wasp |
| Polyergus mexicanus Forel, 1899 | Western Amazon ant |
| Ponera pennsylvanica Buckley, 1866 | Pennsylvania Ponera |
| Prenolepis imparis Say, 1836 | False Honey Ant |
| Pseudomethoca frigida Smith, 1855 | |
| Pseudopanurgus (Pterosarus) albitarsis Cresson, 1872 | |
| Rhynchalastor anormis Say, 1824 | |
| Solenopsis (Solenopsis) xyloni McCook, 1879 | Southern fire ant |
| Sphecodes ranunculi Robertson, 1897 | Buttercup Cuckoo Sweat Bee |
| Sphex subtruncatus orius (van der Vecht, 1957) | ⇒ Sphex subtruncatus Dahlbom, 1843 |
| Stelis (Stelidium) ashmeadiella | |
| Stenamma brevicorne Mayr, 1886 | Aleutian cyclocardia |
| Stenodyneriellus heterospilus Cameron, 1907 | |
| Stigmus americanus Packard, 1867 | |
| Svastra (Brachymelissodes) cressonii Dalla Torre, 1896 | |
| Sympiesis ancylae Girault, 1917 | |
| Tapinoma sessile Say, 1836 | Coconut ant |
| Taxonus epicera Say, 1836 | |
| Temnothorax ambiguus Emery, 1895 | Doubtful Acorn Ant |
| Tetramorium caespitum Linnaeus, 1758 | Carpenter carditid |
| Tetrastichus apanteles Khan, Agniho..., 2005 | |
| Tetrastichus auplopus Burks, 1963 | |
| Timulla (Timulla) barbigera Bradley, 1916 | |
| Tomostethus multicinctus Rohwer, 1909 | Ash sawfly |
| Trachymyrmex septentrionalis McCook, 1881 | Northern Fungus Farming Ant |
| Tremex columba Linnaeus, 1763 | Pigeon tremex |
| Triepeolus distinctus Cresson, 1878 | |
| Trimorus bassus Walker, 1836 | |
| Urocerus californicus Norton, 1869 | |
| Vespa crabro Linnaeus, 1758 | Cornish mallow |
| Vespula maculifrons du Buysson, 1905 | Eastern yellow jacket |
| Xeromelecta (Melectomorpha) californica Cresson, 1878 | California Xeromelecta |
| Xylocopa (Xylocopoides) virginica Linnaeus, 1771 | Carpenter bee |
