| Chalicodoma (Pseudomegachile) ericetorum (Lepeletier, 1841) | ⇒ Megachile ericetorum Lepeletier, 1841 |
| Chalicodoma parietina (Geoffroy, 1785) | ⇒ Megachile parietina Geoffroy, 1785 |
| Chalicodoma subexilis Cockerell, 1908 | |
| Coelioxys (Acrocoelioxys) producta Cresson, 1865 | |
| Coelioxys (Acrocoelioxys) tolteca Cresson, 1878 | |
| Coelioxys (Allocoelioxys) acanthura Illiger, 1806 | |
| Coelioxys (Allocoelioxys) afra Lepeletier, 1841 | Short Sharp-tail Bee |
| Coelioxys (Allocoelioxys) brevis (Eversmann, 1852) | ⇒ Coelioxys octodentata Say, 1824 |
| Coelioxys (Allocoelioxys) echinata Förster, 1853 | |
| Coelioxys (Boreocoelioxys) funeraria Smith, 1854 | |
| Coelioxys (Boreocoelioxys) octodentata Say, 1824 | Eight-toothed Cuckoo-leaf-cutter |
| Coelioxys (Boreocoelioxys) porterae Cockerell, 1900 | Porter'S Cuckoo Leaf-Cutter Bee |
| Coelioxys (Boreocoelioxys) rufitarsis Smith, 1854 | Red-Footed Cuckoo Leaf-Cutter Bee |
| Coelioxys (Boreocoelioxys) sayi Robertson, 1897 | Say'S Cuckoo Leaf-Cutter Bee |
| Coelioxys (Coelioxys) albolineata Cockerell, 1905 | |
| Coelioxys (Coelioxys) aurolimbata Förster, 1853 | |
| Coelioxys (Coelioxys) conoidea (Illiger, 1806) | ⇒ Coelioxys inermis Kirby, 1802 |
| Coelioxys (Coelioxys) elongata Lepeletier, 1841 | Dull-Vented Sharp-Tail |
| Coelioxys (Coelioxys) hirsutissima Cockerell, 1912 | |
| Coelioxys (Coelioxys) inermis Kirby, 1802 | Shiny-Vented Sharp-Tail |
| Coelioxys (Coelioxys) lanceolata Nylander, 1852 | |
| Coelioxys (Coelioxys) mandibularis Nylander, 1848 | Blue Ridge Mountain amphipod |
| Coelioxys (Coelioxys) quadridentata Linnaeus, 1758 | Four-toothed sharp-tailed bee |
| Coelioxys (Coelioxys) rufescens Lepeletier &..., 1825 | Rufescent Sharp-Tail |
| Coelioxys (Coelioxys) sodalis Cresson, 1878 | Comrade Cuckoo Leafcutter Bee |
| Coelioxys (Neocoelioxys) abdominalis Guérin-Ménev..., 1845 | |
| Coelioxys (Neocoelioxys) menthae Cockerell, 1897 | |
| Coelioxys (Synocoelioxys) apacheorum Cockerell, 1900 | |
| Coelioxys (Synocoelioxys) texana Cresson, 1872 | |
| Coelioxys (Xerocoelioxys) edita Cresson, 1872 | |
| Coelioxys (Xerocoelioxys) grindeliae Cockerell, 1900 | |
| Coelioxys alata Förster, 1853 | |
| Coelioxys alatus Förster, 1853 | |
| Coelioxys analis Friese, 1911 | |
| Coelioxys aurolimbatus Förster, 1853 | Southwestern Virginia cave amphipod |
| Coelioxys caeruleipennis Friese, 1904 | |
| Coelioxys circumscripta Schulz, 1906 | |
| Coelioxys conica Linnaeus, 1758 | |
| Coelioxys conicus Linnaeus, 1758 | Large Sharp-tail Bee |
| Coelioxys conoideus Illiger, 1806 | Large Sharp-tail Bee |
| Coelioxys elongatus Lepeletier, 1841 | Dull-vented Sharp-tail Bee |
| Coelioxys intacta Friese, 1923 | |
| Coelioxys lanceolatus Nylander, 1852 | |
| Coelioxys loricula Smith, 1854 | |
| Coelioxys obtusispina Thomson, 1872 | Alfilaree |
| Coelioxys simillima Smith, 1854 | |
| Coelioxys tridentata (Fabricius, 1775) | ⇒ Aglaoapis tridentata Nylander, 1848 |
| Coelioxys vectis Curtis, 1831 | |
| Coelioxys zapoteca Cresson, 1878 | |
| Megachile (Acentron) albitarsis Cresson, 1872 | White-footed Leaf-cutter Bee |
| Megachile (Acentron) candida Smith, 1879 | Bunchberry dogwood |
| Megachile (Argyropile) flavihirsuta Mitchell, 1930 | |
| Megachile (Argyropile) parallela Smith, 1853 | Parallel Leaf-cutter Bee |
| Megachile (Argyropile) rossi Mitchell, 1943 | |
| Megachile (Argyropile) sabinensis Mitchell, 1934 | |
| Megachile (Argyropile) townsendiana Cockerell, 1898 | |
| Megachile (Austromegachile) trigonaspis Schrottky, 1913 | |
| Megachile (Callomegachile) flavipennis Smith, 1853 | Stout tagelus |
| Megachile (Callomegachile) mystaceana Michener, 1962 | Fire-tailed Resin Bee |
| Megachile (Callomegachile) rufipennis Fabricius, 1793 | |
| Megachile (Callomegachile) rufipes Fabricius, 1781 | |
| Megachile (Callomegachile) sculpturalis Smith, 1853 | Giant resin bee |
| Megachile (Chalicodoma) canescens Brullé, 1832 | |
| Megachile (Chalicodoma) manicata Giraud, 1861 | |
| Megachile (Chalicodoma) murina Friese, 1913 | |
| Megachile (Chalicodoma) niveofasciata Friese, 1904 | |
| Megachile (Chalicodoma) parietina Geoffroy, 1785 | Black Mud Bee |
| Megachile (Chalicodoma) pyrenaica Lepeletier, 1841 | |
| Megachile (Chalicodoma) sicula (Rossi, 1792) | ⇒ Megachile nasidens Friese, 1898 |
| Megachile (Chalicodomoides) aethiops Smith, 1853 | Stout tagelus |
| Megachile (Chelostomoides) abacula Cresson, 1878 | |
| Megachile (Chelostomoides) adelphodonta Cockerell, 1924 | |
| Megachile (Chelostomoides) angelarum Cockerell, 1902 | |
| Megachile (Chelostomoides) axyx Snelling, 1990 | |
| Megachile (Chelostomoides) discorhina Cockerell, 1924 | |
| Megachile (Chelostomoides) lobatifrons Cockerell, 1924 | |
| Megachile (Chelostomoides) otomita Cresson, 1878 | |
| Megachile (Chelostomoides) prosopidis (Cockerell, 1900) | ⇒ Megachile occidentalis Fox, 1894 |
| Megachile (Chelostomoides) quadridentata Mitchell, 1930 | |
| Megachile (Chelostomoides) spinotulata Mitchell, 1934 | |
| Megachile (Chelostomoides) spissula Cockerell, 1911 | |
| Megachile (Chrysosarus) ctenophora Holmberg, 1886 | |
| Megachile (Creightonella) discolor Smith, 1853 | Stout tagelus |
| Megachile (Creightonella) ianthoptera Smith, 1853 | Bunchberry dogwood |
| Megachile (Cressoniella) zapoteca Cresson, 1878 | |
| Megachile (Dasymegachile) saulcyi Guérin-Ménev..., 1845 | |
| Megachile (Delomegachile) willughbiella Kirby, 1802 | |
| Megachile willughbiella hibernica Perkins, R.C.L., 1925 | |
| Megachile willughbiella janssoni | |
| Megachile willughbiella willughbiella Kirby, 1802 | |
| Megachile (Eurymella) vittatula (Cockerell, 1920) | ⇒ Megachile riggenbachiana Strand, 1911 |
| Megachile (Eutricharaea) apicalis (Spinola, 1808) | ⇒ Megachile analis Nylander, 1852 |
| Megachile (Eutricharaea) argentata Fabricius, 1793 | |
| Megachile (Eutricharaea) captionis Cockerell, 1914 | |
| Megachile (Eutricharaea) chrysopyga Smith, 1853 | Stout tagelus |
| Megachile (Eutricharaea) dorsalis (Perez, 1879) | ⇒ Megachile leachella Curtis, 1828 |
| Megachile (Eutricharaea) gratiosa Smith, 1853 | |
| Megachile (Eutricharaea) harthulura (Cockerell, 1937) | ⇒ Megachile cordata Smith, 1879 |
| Megachile (Eutricharaea) kobensis Cockerell, 1918 | |
| Megachile (Eutricharaea) leachella Curtis, 1828 | Megachile dorsalis |
| Megachile (Eutricharaea) macularis Dalla Torre, 1896 | |
| Megachile (Eutricharaea) obtusa Smith, 1853 | Stout tagelus |
| Megachile (Eutricharaea) pilidens Alfken, 1924 | |
| Megachile (Eutricharaea) rotundata Fabricius, 1787 | Alfafa leafcutting bee |
| Megachile (Eutricharaea) semiflava (Cockerell, 1937) | ⇒ Megachile cordata Smith, 1879 |
| Megachile (Eutricharaea) sequior Cockerell, 1910 | |
| Megachile (Eutricharaea) simplex (Smith, 1853) | ⇒ Megachile inermis Provancher, 1888 |
| Megachile (Eutricharaea) stellarum (Cockerell, 1920) | ⇒ Megachile malangensis Friese, 1904 |
| Megachile (Eutricharaea) venusta Smith, 1853 | Stout tagelus |
| Megachile (Eutricharea) gahani Cockerell, 1906 | |
| Megachile (Eutricharea) maculariformis (Cockerell, 1907) | ⇒ Megachile chrysopyga Smith, 1853 |
| Megachile (Gronoceras) cincta Fabricius, 1781 | |
| Megachile (Gronoceras) felina Gerstäcker, 1857 | |
| Megachile (Hackeriapis) apicata Smith, 1853 | Stout tagelus |
| Megachile (Hackeriapis) aurifrons Smith, 1853 | Stout tagelus |
| Megachile (Hackeriapis) callura Cockerell, 1914 | |
| Megachile (Hackeriapis) canifrons Smith, 1853 | Stout tagelus |
| Megachile (Hackeriapis) erythropyga Smith, 1853 | Stout tagelus |
| Megachile (Hackeriapis) ferox Smith, 1879 | Bunchberry dogwood |
| Megachile (Hackeriapis) fultoni Cockerell, 1913 | |
| Megachile (Hackeriapis) heriadiformis Smith, 1853 | |
| Megachile (Hackeriapis) lucidiventris Smith, 1853 | Stout tagelus |
| Megachile (Hackeriapis) mackayensis Cockerell, 1910 | |
| Megachile (Hackeriapis) monkmani Rayment, 1935 | |
| Megachile (Hackeriapis) oblonga (Smith, 1879) | ⇒ Hoplitis albifrons Kirby, 1837 |
| Megachile (Hackeriapis) ordinaria Smith, 1853 | Stout tagelus |
| Megachile (Hackeriapis) rhodura Cockerell, 1906 | |
| Megachile (Hackeriapis) semicandens Cockerell, 1910 | |
| Megachile (Hackeriapis) semiluctuosa Smith, 1853 | Stout tagelus |
| Megachile (Hackeriapis) tasmanica Cockerell, 1916 | |
| Megachile (Hackeriapis) tosticauda Cockerell, 1912 | |
| Megachile (Hackeriapis) variabilis King, 1994 | |
| Megachile (Leptorachis) petulans Cresson, 1878 | Petulant Leaf-cutter Bee |
| Megachile (Litomegachile) brevis (Say, 1837) | ⇒ Megachile pseudobrevis Mitchell, 1934 |
| Megachile (Litomegachile) coquilletti Cockerell, 1915 | |
| Megachile (Litomegachile) gentilis Cresson, 1872 | Leafcutter bee |
| Megachile (Litomegachile) lippiae Cockerell, 1900 | |
| Megachile (Litomegachile) mendica Cresson, 1878 | Flat-tailed Leaf-cutter Bee |
| Megachile (Litomegachile) snowi (Mitchell, 1927) | ⇒ Megachile mendica Cresson, 1878 |
| Megachile (Litomegachile) texana Cresson, 1878 | Texas Leaf-cutter Bee |
| Megachile (Megachile) centuncularis Linnaeus, 1758 | Common leaf-cutter bee |
| Megachile (Megachile) inermis Provancher, 1888 | Freckled milkvetch |
| Megachile (Megachile) lapponica Thomson, 1872 | Alfilaree |
| Megachile (Megachile) ligniseca Kirby, 1802 | Wood-Carving Leaf-Cutter Bee |
| Megachile ligniseca borealis (Niemelä, 1936) | ⇒ Megachile ligniseca Kirby, 1802 |
| Megachile (Megachile) melanopyga Cockerell, 1909 | |
| Megachile (Megachile) montivaga Cresson, 1878 | Silver-tailed Petal-cutter Bee |
| Megachile (Megachile) nipponica Cockerell, 1914 | |
| Megachile (Megachile) pilicrus Morawitz, 1877 | |
| Megachile (Megachile) relativa Cresson, 1878 | Golden-Tailed Leafcutter |
| Megachile (Megachile) tsurugensis Cockerell, 1924 | |
| Megachile (Megachile) versicolor Smith, 1844 | Brown-Footed Leaf-Cutter |
| Megachile versicolor hiberniae (Perkins, 1925) | ⇒ Megachile versicolor Smith, 1844 |
| Megachile (Megachiloides) dakotensis Mitchell, 1926 | |
| Megachile (Megachiloides) fucata Mitchell, 1934 | |
| Megachile (Megachiloides) mucorosa Cockerell, 1908 | |
| Megachile (Megachiloides) nevadensis Cresson, 1879 | |
| Megachile (Megachiloides) rubi Mitchell, 1924 | |
| Megachile (Megachiloides) soledadensis Cockerell, 1900 | |
| Megachile (Megachiloides) xerophila Cockerell, 1933 | |
| Megachile (Melanosarus) xylocopoides Smith, 1853 | Carpenter-mimic Leaf-cutter Bee |
| Megachile (Neochelynia) chichimeca Cresson, 1878 | |
| Megachile (Neoeutrichaea) rotundata Fabricius, 1793 | Alfalfa leaf-cutter bee |
| Megachile (Paracella) apiformis (Smith, 1853) | ⇒ Megachile ungulata Smith, 1853 |
| Megachile (Paracella) coelostoma (Cockerell, 1932) | ⇒ Megachile barbata Smith, 1853 |
| Megachile (Pseudocentron) sidalceae Cockerell, 1897 | |
| Megachile (Pseudomegachile) ericetorum Lepeletier, 1841 | Banded Mud Bee |
| Megachile (Pseudomegachile) fulva Smith, 1853 | Stout tagelus |
| Megachile (Pseudomegachile) kigonserana Friese, 1903 | |
| Megachile (Pseudomegachile) lanata Fabricius, 1775 | Wooly Wall Bee |
| Megachile (Pseudomegachile) sinuata Friese, 1903 | |
| Megachile (Sayapis) fidelis Cresson, 1878 | Faithful leafcutting bee |
| Megachile (Sayapis) frugalis Cresson, 1872 | |
| Megachile (Sayapis) inimica Cresson, 1872 | Hostile Leaf-cutter Bee |
| Megachile (Sayapis) newberryae Cockerell, 1900 | Newberry´s leaf-cutter Bee |
| Megachile (Sayapis) policaris Say, 1831 | |
| Megachile (Sayapis) pugnata Say, 1837 | Pugnacious Leaf-cutter Bee |
| Megachile (Schizomegachile) monstrosa Smith, 1868 | |
| Megachile (Thaumatosoma) duboulaii Smith, 1865 | Black-and-yellow cuthona |
| Megachile (Tylomegachile) simplicipes Friese, 1921 | Pickle Springs amphipod |
| Megachile (Xanthosarus) agustini Cockerell, 1905 | |
| Megachile (Xanthosarus) analis Nylander, 1852 | |
| Megachile (Xanthosarus) circumcincta Kirby, 1802 | Black-headed leaf-cutter bee |
| Megachile (Xanthosarus) comata Cresson, 1872 | |
| Megachile (Xanthosarus) dentitarsus Sladen, 1919 | |
| Megachile (Xanthosarus) fortis Cresson, 1872 | |
| Megachile (Xanthosarus) frigida Smith, 1853 | Frigid Leaf-cutter Bee |
| Megachile (Xanthosarus) lagopoda Linnaeus, 1761 | |
| Megachile (Xanthosarus) latimanus Say, 1823 | Broad-handed Leaf-cutter Bee |
| Megachile (Xanthosarus) maritima Kirby, 1802 | Coast Leaf-Cutter |
| Megachile (Xanthosarus) melanophaea Smith, 1853 | Black-and-gray Leaf-cutter Bee |
| Megachile (Xanthosarus) perihirta Cockerell, 1898 | Furry Leaf-cutter Bee |
| Megachile (Xanthosarus) willughbiella (Kirby, 1802) | ⇒ Megachile willughbiella Kirby, 1802 |
| Megachile albiscopa Saussure, 1890 | |
| Megachile albisecta Klug, 1817 | |
| Megachile albonotata Radoszkowski, 1886 | |
| Megachile alpicola Alfken, 1924 | |
| Megachile alpicola loekeniana Tkalcu, 1977 | |
| Megachile antiqua Mitchell, 1930 | |
| Megachile atrella Cockerell, 1906 | |
| Megachile bombycina Radoszkowski, 1874 | |
| Megachile clypeata Smith, 1853 | Stout tagelus |
| Megachile coelioxoides Cresson, 1878 | |
| Megachile cornigera Friese, 1904 | |
| Megachile cyanescens Friese, ., 1904 | |
| Megachile cylindrica Friese, 1906 | |
| Megachile demeter Cockerell, 1937 | |
| Megachile dolichosoma Benoist, 1962 | |
| Megachile eurimera Smith, 1854 | Stout tagelus |
| Megachile flavicrinis Vachal, 1908 | |
| Megachile genalis Morawitz, 1880 | |
| Megachile instita Mitchell, 1934 | |
| Megachile jerryrozeni Genaro, 2003 | |
| Megachile johannis Friese, 1922 | |
| Megachile karooensis Brauns, 1912 | |
| Megachile leeuwinensis Meade-Waldo, 1915 | |
| Megachile maackii Radoszkowski, 1874 | |
| Megachile maxillosa Guérin-Ménev..., 1845 | |
| Megachile michaelis Cockerell, 1931 | |
| Megachile montenegrensis Dours, 1873 | |
| Megachile nigriventris Schenck, 1870 | |
| Megachile nigriventris curvicrus Thomson, 1872 | |
| Megachile nigrovittata Cockerell, 1906 | |
| Megachile paracallida Rayment, 1935 | |
| Megachile paulistana Schrottky, 1902 | |
| Megachile perita Mitchell, 1930 | |
| Megachile perplexa Smith, 1853 | |
| Megachile pyrenaea Perez, 1890 | |
| Megachile pyrenaea elfvingi Tkalcu, 1977 | |
| Megachile ramulipes Cockerell, 1913 | |
| Megachile reflexa Snelling, 1990 | |
| Megachile rhyssalus Wu, 2005 | |
| Megachile riggenbachiana Strand, 1911 | |
| Megachile subanograe Mitchell, 1934 | |
| Megachile submetallica Benoist, 1955 | |
| Megachile sumizome Hirashima & ..., 1974 | |
| Megachile turneri Meade-Waldo, 1913 | |
| Megachile villosa (Fabricius, 1775) | ⇒ Hoplitis villosa Schenck, 1853 |
| Megachile zaptlana Cresson, 1878 | |
