| Anthophora (Clisodon) terminalis Cresson, 1869 | Orange-Tipped Wood-Digger Bee |
| Anthophora (Melea) bomboides Kirby, 1837 | Bumble-bee-mimic Anthophora |
| Apis (Apis) mellifera Linnaeus, 1758 | Drone-Bee |
| Bombus (Bombias) auricomus Robertson, 1903 | Black and gold bumble bee |
| Bombus (Bombus) affinis Cresson, 1863 | Rusty patch bumble bee |
| Bombus (Bombus) terricola Kirby, 1837 | Yellow-banded 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 (Psithyrus) ashtoni Cresson, 1864 | Ashton cuckoo bumble bee |
| Bombus (Psithyrus) citrinus Smith, 1854 | Lemon cuckoo bumble bee |
| Bombus (Psithyrus) fernaldae (Franklin, 1911) | ⇒ Bombus flavidus Eversmann, 1852 |
| Bombus (Psithyrus) flavidus Eversmann, 1852 | Fernald Cuckoo Bumble Bee |
| Bombus (Pyrobombus) bimaculatus Cresson, 1863 | Two-spotted Bumble Bee |
| Bombus (Pyrobombus) hypnorum Linnaeus, 1758 | New garden bumblebee |
| Bombus (Pyrobombus) impatiens Cresson, 1863 | Common eastern bumble bee |
| Bombus (Pyrobombus) perplexus (Cresson, 1863) | ⇒ Bombus soroeensis Fabricius, 1776 |
| Bombus (Pyrobombus) sandersoni Franklin, 1913 | Sanderson bumble bee |
| Bombus (Pyrobombus) ternarius Say, 1837 | Orange-belted Bumble Bee |
| Bombus (Pyrobombus) vagans Smith, 1854 | Half-black bumble bee |
| Bombus vagans sandersoni (Franklin, 1913) | ⇒ Bombus sandersoni Franklin, 1913 |
| Bombus vagans vagans Smith, 1854 | |
| Bombus (Separatobombus) griseocollis (DeGeer, 1773) | ⇒ Bombus griseocollis De Geer, 1773 |
| Bombus (Subterraneobombus) borealis Kirby, 1837 | Northern amber bumble bee |
| Bombus fervidas | Golden Northern Bumble Bee |
| Bombus pennsylvanicus (De Geer, 1773) | ⇒ Bombus pensylvanica De Geer, 1773 |
| Bombus sg | |
| Ceratina (Zadontomerus) calcarata Robertson, 1900 | Spurred Carpenter Bee |
| Ceratina (Zadontomerus) dupla (Say, 1837) | ⇒ Ceratina floridana Mitchell, 1962 |
| Ceratina (Zadontomerus) strenua Smith, 1879 | Bunchberry dogwood |
| Ceratina mikmaqi Rehan & Shef..., 2011 | Mikmaq Little Carpenter Bee |
| Elaphropoda bembidion Lieftinck, 1966 | Cascade cave amphipod |
| Epeolus autumnalis Robertson, 1902 | Autumnal Cellophane-Cuckoo |
| Epeolus bifasciatus Cresson, 1864 | Two-Banded Cellophane-Cuckoo |
| Epeolus canadensis Mitchell, 1962 | Canadian Cellophane-Cuckoo Bee |
| Epeolus minimus Robertson, 1902 | Least Cellophane-Cuckoo Bee |
| Epeolus pusillus Cresson, 1864 | Dwarf Cellophane-Cuckoo Bee |
| Epeolus scutellaris Say, 1824 | Notch-Backed Cellophane-Cuckoo Bee |
| Holcopasites calliopsidis Linsley, 1943 | Calliopsis Cuckoo Nomad Bee |
| Holcopasites calliopsidis calliopsidis Linsley, 1943 | |
| Melissodes (Apomelissodes) apicata Lovell & Coc..., 1906 | |
| Melissodes (Eumelissodes) agilis Cresson, 1878 | Agile Long-horned Bee |
| Melissodes (Eumelissodes) illata Lovell & Coc..., 1906 | |
| Melissodes (Eumelissodes) trinodis Robertson, 1901 | Dark-Veined Longhorn |
| Melissodes (Heliomelissodes) desponsa Smith, 1854 | Thistle Long-horned Bee |
| Melissodes (Melissodes) bimaculata Lepeletier, 1825 | Longhorn Bee |
| Melissodes apicatus Lovell & Coc..., 1906 | Pickerelweed Long-Horned Bee |
| Melissodes bimaculatus Lepeletier, 1825 | Two-Spotted Long-Horned Bee |
| Melissodes denticulatus Smith, 1854 | Denticulate Long-Horned Bee |
| Melissodes desponsus Smith, 1854 | Thistle Long-Horned Bee |
| Melissodes druriellus Kirby, 1802 | Drury'S Long-Horned Bee |
| Melissodes illatus Lovell & Coc..., 1906 | Valiant Long-Horned Bee |
| Melissodes rustica (Say, 1837) | ⇒ Melissodes druriella Kirby, 1802 |
| Melissodes subillatus LaBerge, 1961 | Vigorous Long-Horned Bee |
| Nomada (Nomada) banksi Cockerell, 1907 | Banks' Nomad Bee |
| Nomada (Nomada) denticulata Robertson, 1902 | Denticulate Nomad |
| Nomada (Nomada) gracilis Cresson, 1863 | Slender Cuckoo Nomad Bee |
| Nomada (Nomada) parva Robertson, 1900 | Small Cuckoo Nomad Bee |
| Nomada (Nomada) vicina Cresson, 1863 | Neighborly Nomad |
| Nomada armatella Cockerell, 1903 | Armed Cuckoo Nomad Bee |
| Nomada articulata Smith, 1854 | Articulated Nomad |
| Nomada australis Mitchell, 1962 | Austral Cuckoo Nomad Bee |
| Nomada bethunei Cockerell, 1903 | Bethune'S Cuckoo Nomad Bee |
| Nomada composita Mitchell, 1962 | Composite Cuckoo Nomad Bee |
| Nomada cressonii Morawitz, 1877 | Cresson'S Nomad |
| Nomada cuneata Robertson, 1903 | Cuneate Cuckoo Nomad Bee |
| Nomada depressa Cresson, 1863 | Depressed Cuckoo Nomad Bee |
| Nomada electa Cresson, 1863 | |
| Nomada florilega Lovell & Coc..., 1905 | Flower Cuckoo Nomad Bee |
| Nomada illinoensis (Robertson, 1900) | ⇒ Nomada illinoiensis Robertson, 1900 |
| Nomada imbricata Smith, 1854 | Imbricate Cuckoo Nomad Bee |
| Nomada lehighensis Cockerell, 1903 | Lehigh Gap Cuckoo Nomad Bee |
| Nomada lepida Cresson, 1863 | Charming Cuckoo Nomad Bee |
| Nomada luteoloides (Robertson, 1895) | ⇒ Nomada sulphurata Smith, 1854 |
| Nomada maculata Cresson, 1863 | Spotted Nomad Bee |
| Nomada mendica Mitchell, 1962 | |
| Nomada obliterata Cresson, 1863 | Obliterated Cuckoo Nomad Bee |
| Nomada ovata Robertson, 1903 | Orange-Tailed Nomad |
| Nomada pygmaea Cresson, 1863 | Pygmy Cuckoo Nomad Bee |
| Nomada tiftonensis Cockerell, 1903 | Tifton Nomad Bee |
| Nomada valida Smith, 1854 | True Cuckoo Nomad Bee |
| Nomada vincta Say, 1837 | Bounded Cuckoo Nomad Bee |
| Nomada xanthura Cockerell, 1908 | Yellow-Striped Cuckoo Nomad Bee |
| Peponapis (Peponapis) pruinosa Say, 1837 | Eastern cucurbit bee |
| Svastra (Epimelissodes) obliqua Say, 1837 | Oblique Longhorn |
| Triepeolus cressonii Robertson, 1897 | Eucera Cuckoo Nomad Bee |
| Triepeolus donatus Smith, 1854 | Thistle Longhorn-Cuckoo |
| Triepeolus helianthi Robertson, 1897 | Sunflower Cuckoo Nomad Bee |
| Triepeolus michiganensis Mitchell, 1962 | Michigan Cuckoo Nomad Bee |
| Triepeolus pectoralis Robertson, 1897 | Goldenrod Longhorn-Cuckoo Bee |
| Triepeolus remigatus Fabricius, 1804 | Hairy cockle |
| Triepeolus simplex Robertson, 1903 | Simple Longhorn-Cuckoo |
| Xylocopa (Xylocopoides) virginica Linnaeus, 1771 | Carpenter bee |
| Xylocopa virginica virginica Linnaeus, 1771 | Virginia Carpenter Bee |
| Xylocopa (Xylomelissa) rufitarsis Lepeletier, 1841 | |
