| Acamptopoeum submetallicum Spinola, 1851 | |
| Ancylandrena larreae Timberlake, 1951 | Creosote Bush Ancylandrena |
| Andrena (Aenandrena) aeneiventris Morawitz, 1872 | |
| Andrena (Agandrena) agilissima Scopoli, 1770 | Violet-winged mining bee |
| Andrena (Andrena) apicata Smith, 1847 | Large sallow mining bee |
| Andrena (Andrena) clarkella Kirby, 1802 | Clark'S Mining Bee |
| Andrena (Andrena) fucata Smith, 1847 | Painted Mining Bee |
| Andrena (Andrena) fulva Müller, 1766 | Mining bee |
| Andrena (Andrena) helvola Linnaeus, 1758 | Coppice mining bee |
| Andrena (Andrena) lapponica Zetterstedt, 1838 | Bilberry mining bee |
| Andrena (Andrena) milwaukeensis Graenicher, 1903 | Milwaukee Andrena |
| Andrena (Andrena) nycthemera Imhoff, 1868 | |
| Andrena (Andrena) perarmata Cockerell, 1898 | Well-armed Andrena |
| Andrena (Andrena) praecox Scopoli, 1763 | Small sallow mining bee |
| Andrena (Andrena) saccata Viereck, 1904 | |
| Andrena (Andrena) thaspii Graenicher, 1903 | Parsnip Miner Bee |
| Andrena (Andrena) tridens Robertson, 1902 | Trident Miner Bee |
| Andrena (Andrena) varians Kirby, 1802 | Blackthorn mining bee |
| Andrena (Callandrena) accepta Viereck, 1916 | |
| Andrena (Callandrena) discreta Smith, 1879 | Bunchberry dogwood |
| Andrena (Callandrena) fulminea LaBerge, 1967 | |
| Andrena (Callandrena) helianthi Robertson, 1891 | Sunflower Andrena |
| Andrena (Callandrena) pectidis Cockerell, 1897 | |
| Andrena (Callandrena) rava LaBerge, 1967 | |
| Andrena (Callandrena) rudbeckiae Robertson, 1891 | Rudbeckia Andrena |
| Andrena (Callandrena) utahensis LaBerge, 1967 | |
| Andrena (Carandrena) decaocta Warncke, 1967 | |
| Andrena (Celetandrena) vinnula LaBerge & Hurd, 1965 | |
| Andrena (Charitandrena) hattorfiana Fabricius, 1775 | Large scabious mining bee |
| Andrena (Chlorandrena) humilis Imhoff, 1832 | Buff-tailed Mining Bee |
| Andrena (Chrysandrena) fulvago Christ, 1791 | Hawk's-beard Mining Bee |
| Andrena (Cnemidandrena) chromotricha Cockerell, 1899 | Pigmented Miner Bee |
| Andrena (Cnemidandrena) colletina Cockerell, 1906 | |
| Andrena (Cnemidandrena) denticulata Kirby, 1802 | Grey-banded mining bee |
| Andrena (Cnemidandrena) fuscipes Kirby, 1802 | Heather mining bee |
| Andrena (Cnemidandrena) nigriceps Kirby, 1802 | Black-headed mining bee |
| Andrena (Cnemidandrena) simillima Smith, 1851 | Buff-banded mining bee |
| Andrena (Diandrena) chlorosoma Linsley & Ma..., 1961 | |
| Andrena (Euandrena) astragali Viereck & Co..., 1914 | |
| Andrena (Euandrena) auricoma Smith, 1879 | Bunchberry dogwood |
| Andrena (Euandrena) bicolor (Fabricius, 1775) | ⇒ Andrena nigrae Robertson, 1905 |
| Andrena (Euandrena) caerulea Smith, 1879 | Bunchberry dogwood |
| Andrena (Euandrena) fulvida Schenck, 1853 | |
| Andrena (Euandrena) nigrocaerulea Cockerell, 1897 | Blue-and-black Andrena |
| Andrena (Euandrena) ruficrus Nylander, 1848 | Blue Ridge Mountain amphipod |
| Andrena (Holandrena) labialis Kirby, 1802 | Large meadow mining bee |
| Andrena (Holandrena) schencki Morawitz, 1866 | |
| Andrena (Holandrena) variabilis Smith, 1853 | Stout tagelus |
| Andrena (Hoplandrena) bucephala Stephens, 1846 | Big-headed Mining Bee |
| Andrena (Hoplandrena) carantonica Perez, 1902 | Chocolate mining bee |
| Andrena (Hoplandrena) scotica Perkins, 1917 | Chocolate mining bee |
| Andrena (Larandrena) miserabilis Cresson, 1872 | Mining bee |
| Andrena (Lepidandrena) curvungula Thomson, 1870 | Longbeak stork's bill |
| Andrena (Leucandrena) argentata Smith, 1844 | Small sandpit mining bee |
| Andrena (Leucandrena) barbilabris Kirby, 1802 | Long-lipped Andrena |
| Andrena (Leucandrena) erythronii Robertson, 1891 | Trout-lily Andrena |
| Andrena (Margandrena) marginata Fabricius, 1776 | Ruggedleaf schlotheimia moss |
| Andrena (Melandrena) cineraria Linnaeus, 1758 | Ashy mining bee |
| Andrena (Melandrena) commoda Smith, 1879 | Advantaged Miner Bee |
| Andrena (Melandrena) gallica Schmiedeknecht, 1883 | |
| Andrena (Melandrena) impolita LaBerge, 1987 | Unpolished Andrena |
| Andrena (Melandrena) nigroaenea Kirby, 1802 | Buffish mining bee |
| Andrena (Melandrena) nitida (O.F. Müller, 1776) | ⇒ Lasioglossum sexnotatum Kirby, 1802 |
| Andrena (Melandrena) nivalis Smith, 1853 | Snowy Andrena |
| Andrena (Melandrena) thoracica Fabricius, 1775 | Cliff mining bee |
| Andrena (Melandrena) transnigra Viereck, 1904 | Black-banded Andrena |
| Andrena (Melandrena) vaga Panzer, 1799 | Grey-backed mining bee |
| Andrena (Melittoides) curiosa Morawitz, 1877 | |
| Andrena (Micrandrena) alfkenella Perkins, 1914 | Alfken's Mini-miner |
| Andrena (Micrandrena) candidiformis Viereck & Co..., 1914 | |
| Andrena (Micrandrena) falsifica Perkins, 1915 | Thick-margined Mini-miner |
| Andrena (Micrandrena) floricola Eversmann, 1852 | Chilterns Mini-miner |
| Andrena (Micrandrena) illinoiensis Robertson, 1891 | |
| Andrena (Micrandrena) microchlora Cockerell, 1922 | |
| Andrena (Micrandrena) minutula Kirby, 1802 | Andrena minitula |
| Andrena (Micrandrena) minutuloides Perkins, 1914 | Plain Mini-miner |
| Andrena (Micrandrena) nana (Kirby, 1802) | ⇒ Andrena semilaevis Perez, 1903 |
| Andrena (Micrandrena) nanula Nylander, 1848 | Blue Ridge Mountain amphipod |
| Andrena (Micrandrena) nigrae Robertson, 1905 | Black Miner Bee |
| Andrena (Micrandrena) niveata Friese, 1887 | Long-fringed Mini-miner |
| Andrena (Micrandrena) piperi Viereck, 1904 | |
| Andrena (Micrandrena) primulifrons Casad, 1896 | |
| Andrena (Micrandrena) salictaria Robertson, 1905 | Small Willow Miner Bee |
| Andrena (Micrandrena) semilaevis Perez, 1903 | Shiny-margined Mini-miner |
| Andrena (Micrandrena) subopaca Nylander, 1848 | Blue Ridge Mountain amphipod |
| Andrena (Notandrena) chrysosceles Kirby, 1802 | Flecked Hawthorn Mining-Bee |
| Andrena (Oligandrena) nigroclypeata Linsley, 1939 | |
| Andrena (Onagrandrena) chylismiae Linsley & Ma..., 1961 | |
| Andrena (Oreomelissa) coitana Kirby, 1802 | Small Flecked Mining Bee |
| Andrena (Parandrena) andrenoides Cresson, 1878 | |
| Andrena (Plastandrena) argemonis Cockerell, 1896 | Prickly-poppy Andrena |
| Andrena (Plastandrena) bimaculata Kirby, 1802 | Large gorse mining bee |
| Andrena (Plastandrena) crataegi Robertson, 1893 | Hawthorn Andrena |
| Andrena (Plastandrena) fracta Casad & Cock..., 1896 | |
| Andrena (Plastandrena) mellea Cresson, 1868 | |
| Andrena (Plastandrena) morawitzi (Thomson, 1872) | ⇒ Andrena bimaculata Kirby, 1802 |
| Andrena (Plastandrena) nigrospina (Thomson, 1872) | ⇒ Andrena pilipes Fabricius, 1781 |
| Andrena (Plastandrena) pilipes Fabricius, 1781 | Black mining bee |
| Andrena (Plastandrena) prunorum Cockerell, 1896 | |
| Andrena (Plastandrena) tibialis Kirby, 1802 | Grey-gastered mining bee |
| Andrena (Poecilandrena) labiata Fabricius, 1781 | Girdled Mining Bee |
| Andrena (Poliandrena) tarsata Nylander, 1848 | |
| Andrena (Ptilandrena) angustior Kirby, 1802 | Groove-faced mining bee |
| Andrena (Scaphandrena) merriami Cockerell, 1901 | |
| Andrena (Scitandrena) scita Eversmann, 1852 | |
| Andrena (Simandrena) angustitarsata Viereck, 1904 | |
| Andrena (Simandrena) biskrensis Perez, 1895 | Chrysanthemum gall midge |
| Andrena (Simandrena) dorsata Kirby, 1802 | Short-fringed mining bee |
| Andrena (Simandrena) nasonii Robertson, 1895 | Nason'S Mining Bee |
| Andrena (Simandrena) pallidifovea Viereck, 1904 | Pale-fovea Andrena |
| Andrena (Simandrena) propinqua (Schenck, 1853) | ⇒ Andrena dorsata Kirby, 1802 |
| Andrena (Simandrena) wheeleri Graenicher, 1904 | Wheeler'S Miner Bee |
| Andrena (Taeniandrena) gelriae van der Vecht, 1927 | |
| Andrena (Taeniandrena) intermedia Thomson, 1870 | Longbeak stork's bill |
| Andrena (Taeniandrena) lathyri Alfken, 1899 | Burbage mining bee |
| Andrena (Taeniandrena) ovatula Kirby, 1802 | Small gorse mining bee |
| Andrena (Taeniandrena) russula Lepeletier, 1841 | Red-backed Mining Bee |
| Andrena (Taeniandrena) similis Smith, 1849 | Red-backed mining bee |
| Andrena (Taeniandrena) wilkella Kirby, 1802 | Andrenine Bee |
| Andrena (Tarsandrena) tarsata (Nylander, 1848) | ⇒ Andrena tarsata Nylander, 1848 |
| Andrena (Thysandrena) candida Smith, 1879 | Bunchberry dogwood |
| Andrena (Thysandrena) knuthiana Cockerell, 1901 | |
| Andrena (Thysandrena) livida LaBerge, 1977 | |
| Andrena (Thysandrena) medionitens Cockerell, 1902 | |
| Andrena (Thysandrena) w-scripta Viereck, 1904 | W-Marked Miner Bee |
| Andrena (Trachandrena) amphibola Viereck, 1904 | |
| Andrena (Trachandrena) cleodora Viereck, 1904 | |
| Andrena (Trachandrena) cyanophila Cockerell, 1906 | |
| Andrena (Trachandrena) haemorrhoa Fabricius, 1781 | Early Mining Bee |
| Andrena (Trachandrena) quintiliformis Viereck, 1916 | Yellow screwstem |
| Andrena (Trachandrena) striatifrons Cockerell, 1897 | |
| Andrena (Truncandrena) derbentina Morawitz, 1886 | |
| Andrena (Truncandrena) truncatilabris (Morawitz, 1877) | ⇒ Andrena espanola Warncke, 1967 |
| Andrena (Tylandrena) erythrogaster Ashmead, 1890 | Red-tailed Andrena |
| Andrena (Tylandrena) hallii Dunning, 1898 | |
| Andrena (Tylandrena) subtilis Smith, 1879 | Bunchberry dogwood |
| Andrena (Zonandrena) chrysopyga Schenck, 1853 | |
| Andrena (Zonandrena) flavipes Panzer, 1799 | Mining bee |
| Andrena (Zonandrena) gravida Imhoff, 1832 | Banded Mining Bee |
| Andrena (Zonandrena) vachali Perez, 1895 | Chrysanthemum gall midge |
| Andrena afzeliella Kirby, 1802 | Small Gorse Mining Bee |
| Andrena albofasciata (Thomson, 1870) | ⇒ Andrena ovatula Kirby, 1802 |
| Andrena aliciarum Cockerell, 1897 | |
| Andrena annectens Ribble, 1968 | |
| Andrena batava (Pérez, 1902) | ⇒ Andrena apicata Smith, 1847 |
| Andrena bluethgeni (E. Stoeckhert, 1930) | ⇒ Andrena bimaculata Kirby, 1802 |
| Andrena fumosa LaBerge, 1967 | |
| Andrena hypolitha ♰ T. D. A. Coc..., 1908 | |
| Andrena jacobi (Perkins, 1921) | ⇒ Andrena scotica Perkins, 1917 |
| Andrena limatula LaBerge, 1967 | |
| Andrena linsleyi Timberlake, 1937 | |
| Andrena mackieae Cockerell, 1937 | |
| Andrena mariposorum Viereck, 1917 | Yellow screwstem |
| Andrena saundersella (Perkins, 1914) | ⇒ Andrena semilaevis Perez, 1903 |
| Andrena senticulosa LaBerge, 1967 | |
| Andrena solivaga LaBerge, 1967 | |
| Andrena uvulariae Mitchell, 1960 | |
| Andrena vulpicolor Cockerell, 1897 | |
| Calliopsis (Calliopsima) chlorops Cockerell, 1899 | |
| Calliopsis (Calliopsima) philiphunteri Shinn & Engel, 2003 | |
| Calliopsis (Calliopsima) rozeni Shinn, 1965 | |
| Calliopsis (Calliopsis) hondurasica Cockerell, 1949 | |
| Calliopsis (Calliopsis) teucrii Cockerell, 1899 | |
| Calliopsis (Hypomacrotera) subalpina Cockerell, 1894 | |
| Calliopsis (Macronomadopsis) zebrata Cresson, 1878 | |
| Calliopsis (Micronomadopsis) fracta Rozen, 1952 | |
| Calliopsis (Micronomadopsis) trifolii Timberlake, 1952 | |
| Calliopsis (Nomadopsis) edwardsii Cresson, 1878 | |
| Calliopsis (Nomadopsis) linsleyi Rozen, 1958 | Linsley´s Nomadopsis |
| Calliopsis (Nomadopsis) obscurella Cresson, 1879 | |
| Calliopsis (Nomadopsis) puellae Cockerell, 1933 | Desert-dandelion Nomadopsis |
| Calliopsis callops Cockerell & ..., 1899 | |
| Calliopsis fulgida Shinn, 1967 | |
| Calliopsis laeta Vachal, 1909 | |
| Calliopsis larreae Timberlake, 1952 | |
| Calliopsis limbus Shinn, 1967 | |
| Calliopsis rogeri Shinn, 1967 | |
| Calliopsis smithi Rozen, 1958 | |
| Calliopsis sonora Shinn, 1967 | |
| Calliopsis xenus Rozen, 1958 | |
| Macrotera (Cockerellula) azteca Timberlake, 1954 | |
| Macrotera (Cockerellula) solitaria Cockerell, 1897 | |
| Macrotera (Macroteropsis) arcuata Fox, 1893 | |
| Macrotera (Macroteropsis) echinocacti Timberlake, 1954 | Barrel Cactus Macrotera |
| Macrotera (Macroteropsis) haplura Cockerell, 1922 | |
| Macrotera crassa Timberlake, 1958 | |
| Macrotera laticauda Timberlake, 1953 | |
| Macrotera opacella Timberlake, 1956 | |
| Macrotera portalis Timberlake, 1954 | |
| Macrotera tristella Timberlake, 1954 | |
| Megandrena (Megandrena) enceliae Cockerell, 1927 | Encelia Megandrena |
| Melitturga capensis Brauns, 1912 | |
| Meliturgula (Meliturgula) scriptifrons Walker, 1871 | |
| Mesoxaea rufescens Hurd & Linsley, 1976 | |
| Panurginus beardsleyi Cockerell, 1904 | |
| Panurginus romani Aurivillius, 1914 | |
| Panurgus (Euryvalvus) banksianus Kirby, 1802 | Large shaggy bee |
| Panurgus (Panurgus) calcaratus Scopoli, 1763 | Small shaggy bee |
| Perdita (Cockerellia) albipennis Cresson, 1868 | White-winged Perdita |
| Perdita (Cockerellia) lepachidis Cockerell, 1896 | |
| Perdita (Cockerellia) perpulchra Cockerell, 1896 | |
| Perdita (Cockerellia) utahensis Cockerell, 1896 | |
| Perdita (Cockerellia) verbesinae Cockerell, 1896 | |
| Perdita (Cockeriella) obscuripennis Timberlake, 1954 | |
| Perdita (Heteroperdita) coldeniae Timberlake, 1954 | |
| Perdita (Hexaperdita) bishoppi Cockerell, 1906 | |
| Perdita (Hexaperdita) boltoniae Robertson, 1902 | |
| Perdita (Hexaperdita) callicerata Cockerell, 1897 | |
| Perdita (Hexaperdita) georgica Timberlake, 1928 | |
| Perdita (Hexaperdita) xanthisma (Cockerell, 1905) | ⇒ Perdita xanthismae Cockerell, 1905 |
| Perdita (Pentaperdita) albovittata Cockerell, 1895 | |
| Perdita (Pentaperdita) bradleyana Timberlake, 1954 | |
| Perdita (Pentaperdita) chrysophila Cockerell, 1896 | |
| Perdita (Pentaperdita) coahuilensis Timberlake, 1954 | |
| Perdita (Pentaperdita) melanochlora Cockerell, 1922 | |
| Perdita (Perdita) acaciae Timberlake, 1962 | |
| Perdita (Perdita) beameri Timberlake, 1964 | |
| Perdita (Perdita) calloleuca Cockerell, 1922 | |
| Perdita (Perdita) covilleae Timberlake, 1958 | |
| Perdita (Perdita) dasylirii Cockerell, 1907 | |
| Perdita (Perdita) difficilis Timberlake, 1964 | |
| Perdita (Perdita) dolichocephala Swenk & Cock..., 1907 | |
| Perdita (Perdita) exclamans Cockerell, 1895 | |
| Perdita (Perdita) eximia Timberlake, 1964 | |
| Perdita (Perdita) koebelei Timberlake, 1964 | |
| Perdita (Perdita) laticincta Swenk & Cock..., 1907 | |
| Perdita (Perdita) lepidosparti Timberlake, 1958 | |
| Perdita (Perdita) luciae Cockerell, 1899 | |
| Perdita (Perdita) luteola Cockerell, 1894 | |
| Perdita (Perdita) obscurella Timberlake, 1964 | |
| Perdita (Perdita) pectidis Cockerell, 1896 | |
| Perdita (Perdita) punctosignata Cockerell, 1895 | |
| Perdita (Perdita) punctulata Timberlake, 1958 | |
| Perdita (Perdita) salicis Cockerell, 1896 | |
| Perdita (Perdita) semicaerulea Cockerell, 1896 | |
| Perdita (Perdita) sexmaculata Cockerell, 1895 | Six-spotted Perdita |
| Perdita (Perdita) sidae Cockerell, 1897 | |
| Perdita (Perdita) stathamae Timberlake, 1964 | |
| Perdita (Perdita) stottleri Cockerell, 1896 | |
| Perdita (Perdita) subfasciata Cockerell, 1897 | |
| Perdita (Perdita) tortifoliae Cockerell, 1906 | |
| Perdita (Perdita) tridentata Stevens, 1919 | |
| Perdita (Perdita) trimaculata Timberlake, 1960 | |
| Perdita (Perdita) wilmattae Cockerell, 1906 | |
| Perdita (Perditella) cladothricis Cockerell, 1896 | |
| Perdita (Perditella) larreae Cockerell, 1896 | |
| Perdita (Perditella) marcialis Cockerell, 1896 | |
| Perdita (Perditella) minima Cockerell, 1923 | |
| Perdita (Pseudomacrotera) turgiceps Timberlake, 1954 | |
| Perdita (Pygoperdita) malacothricis Timberlake, 1956 | |
| Perdita (Pygoperdita) mohavensis Timberlake, 1956 | |
| Perdita (Pygoperdita) robustula Timberlake, 1956 | |
| Perdita amoena Timberlake, 1956 | |
| Perdita aridella Timberlake, 1960 | |
| Perdita biguttata Timberlake, 1962 | |
| Perdita bispinata Timberlake, 1956 | |
| Perdita bruneri Cockerell, 1897 | |
| Perdita cephalotes Cresson, 1878 | |
| Perdita chihuahua Timberlake, 1964 | |
| Perdita dammersi Timberlake, 1964 | |
| Perdita deltophora Timberlake, 1964 | |
| Perdita diversa Timberlake, 1954 | |
| Perdita duplonotata Timberlake, 1956 | |
| Perdita euphorbiae Timberlake, 1954 | |
| Perdita excellens Timberlake, 1958 | |
| Perdita fortis Timberlake, 1971 | |
| Perdita hooki Portman & Neff, 2016 | |
| Perdita knowltoni Timberlake, 1960 | |
| Perdita labergei Timberlake, 1960 | |
| Perdita lenis Timberlake, 1958 | |
| Perdita leucogastra Timberlake, 1964 | |
| Perdita leucophylli Timberlake, 1964 | |
| Perdita mentzeliarum Cockerell, 1897 | |
| Perdita missionis Timberlake, 1958 | |
| Perdita munita Timberlake, 1964 | |
| Perdita oaxacana Timberlake, 1964 | |
| Perdita pallida Timberlake, 1954 | |
| Perdita peculiaris Timberlake, 1953 | |
| Perdita prionopsidis Timberlake, 1960 | |
| Perdita pumila Timberlake, 1964 | |
| Perdita quadrinotata Timberlake, 1968 | |
| Perdita retusa Timberlake, 1960 | |
| Perdita schwartzi Timberlake, 1968 | |
| Perdita signata | |
| Perdita sphaeralceae Cockerell, 1896 | |
| Perdita thermophila Timberlake, 1962 | |
| Perdita trifasciata Timberlake, 1953 | |
| Perdita umbrata Timberlake, 1971 | |
| Perdita xanthoxyli Timberlake, 1968 | |
| Perdita xerophila Timberlake, 1962 | |
| Protandrena atacamensis | |
| Protandrena confertus | |
| Protandrena eclepta Timberlake, 1976 | |
| Protandrena euphorbiae Timberlake, 1955 | |
| Protandrena heteromorpha Cockerell, 1896 | |
| Protandrena mexicanorum Cockerell, 1896 | |
| Protandrena pernitens Timberlake, 1976 | |
| Protandrena scutellata Cockerell, 1916 | |
| Protandrena subglaber | |
| Protandrena trifoliata Cockerell, 1896 | |
| Protandrena verbesinae Timberlake, 1955 | |
| Protandrena xestops Timberlake, 1976 | |
| Protoxaea gloriosa Fox, 1893 | Glorious Protoxaea |
| Pseudopanurgus (Pseudopanurgus) aethiops Cresson, 1872 | |
| Pseudopanurgus (Pseudopanurgus) crenulatus Cockerell, 1905 | |
| Pseudopanurgus (Pseudopanurgus) rugosus Robertson, 1895 | |
| Pseudopanurgus (Pterosarus) albitarsis Cresson, 1872 | |
| Pseudopanurgus (Pterosarus) labrosus Robertson, 1895 | |
| Pseudopanurgus fraterculus Cockerell, 1896 | |
| Pseudopanurgus helianthi Mitchell, 1960 | |
| Pseudopanurgus mexicanus Cresson, 1878 | |
| Pseudopanurgus tomentosus Timberlake, 1973 | |
| Pseudopanurgus trimaculatus Timberlake, 1973 | |
| Pseudopanurgus velutinus Timberlake, 1973 | |
| Spinoliella incudinotata Compagnucci, 2015 | |
