| Andrena (Andrena) birtwelli Cockerell, 1901 | |
| Andrena (Andrena) buckelli Viereck, 1924 | Centaury |
| Andrena (Andrena) carolina Viereck, 1909 | Carolina Miner Bee |
| Andrena (Andrena) ceanothifloris Linsley, 1938 | |
| Andrena (Andrena) clarkella Kirby, 1802 | Clark'S Mining Bee |
| Andrena (Andrena) cornelli Viereck, 1907 | Azalea Andrena |
| Andrena (Andrena) edwardsi Viereck, 1916 | |
| Andrena (Andrena) frigida Smith, 1853 | Frigid Andrena |
| Andrena (Andrena) lanhami LaBerge, 1980 | |
| Andrena (Andrena) macoupinensis Robertson, 1900 | Macoupin County Miner Bee |
| Andrena (Andrena) mandibularis Robertson, 1892 | Creeping clover |
| Andrena (Andrena) milwaukeensis Graenicher, 1903 | Milwaukee Andrena |
| Andrena (Andrena) perarmata Cockerell, 1898 | Well-armed Andrena |
| Andrena (Andrena) rufosignata Cockerell, 1902 | Brown-Fovea Miner |
| Andrena (Andrena) thaspii Graenicher, 1903 | Parsnip Miner Bee |
| Andrena (Andrena) topazana Cockerell, 1906 | |
| Andrena (Andrena) tridens Robertson, 1902 | Trident Miner Bee |
| Andrena (Andrena) vicinoides Viereck, 1904 | |
| Andrena (Andrena) washingtoni Cockerell, 1901 | |
| Andrena (Callandrena) accepta Viereck, 1916 | |
| Andrena (Callandrena) aliciae Robertson, 1891 | |
| Andrena (Callandrena) ardis LaBerge, 1967 | |
| Andrena (Callandrena) asteris Robertson, 1891 | Aster Andrena |
| Andrena (Callandrena) beameri LaBerge, 1967 | |
| Andrena (Callandrena) braccata Viereck, 1907 | |
| Andrena (Callandrena) haynesi Viereck & Co..., 1914 | Haynes Andrena |
| Andrena (Callandrena) helianthi Robertson, 1891 | Sunflower Andrena |
| Andrena (Callandrena) helianthiformis Viereck & Co..., 1914 | |
| Andrena (Callandrena) krigiana Robertson, 1901 | Dwarf-dandelion Andrena |
| Andrena (Callandrena) melliventris Cresson, 1872 | Honey-bellied Andrena |
| Andrena (Callandrena) pecosana Cockerell, 1913 | |
| Andrena (Callandrena) rudbeckiae Robertson, 1891 | Rudbeckia Andrena |
| Andrena (Callandrena) simplex Smith, 1853 | Simple Miner Bee |
| Andrena (Cnemidandrena) canadensis Dalla Torre, 1896 | Canada Andrena |
| Andrena (Cnemidandrena) chromotricha Cockerell, 1899 | Pigmented Miner Bee |
| Andrena (Cnemidandrena) colletina Cockerell, 1906 | |
| Andrena (Cnemidandrena) columbiana Viereck, 1917 | Yellow screwstem |
| Andrena (Cnemidandrena) hirticincta Provancher, 1888 | Freckled milkvetch |
| Andrena (Cnemidandrena) mentzeliae Cockerell, 1897 | Blazing-star Andrena |
| Andrena (Cnemidandrena) nubecula Smith, 1853 | Cloudy-Winged Mining Bee |
| Andrena (Cnemidandrena) peckhami Cockerell, 1902 | |
| Andrena (Cnemidandrena) runcinatae Cockerell, 1906 | |
| Andrena (Cnemidandrena) scutellinitens Viereck, 1916 | Yellow screwstem |
| Andrena (Cnemidandrena) surda Cockerell, 1910 | |
| Andrena (Conandrena) bradleyi Viereck, 1907 | Bradley'S Mining Bee |
| Andrena (Cremandrena) anisochlora Cockerell, 1936 | |
| Andrena (Dactylandrena) porterae Cockerell, 1900 | |
| Andrena (Dasyandrena) cristata Viereck, 1917 | Yellow screwstem |
| Andrena (Derandrena) vandykei Cockerell, 1936 | |
| Andrena (Euandrena) algida Smith, 1853 | Icy Miner Bee |
| Andrena (Euandrena) auricoma Smith, 1879 | Bunchberry dogwood |
| Andrena (Euandrena) caerulea Smith, 1879 | Bunchberry dogwood |
| Andrena (Euandrena) geranii Robertson, 1891 | Geranium Andrena |
| Andrena (Euandrena) nigrihirta Ashmead, 1890 | Black-Haired Miner Bee |
| Andrena (Euandrena) nigrocaerulea Cockerell, 1897 | Blue-and-black Andrena |
| Andrena (Euandrena) ribblei LaBerge, 1977 | |
| Andrena (Euandrena) segregans Cockerell, 1900 | |
| Andrena (Euandrena) suavis Timberlake, 1938 | |
| Andrena (Gonandrena) fragilis Smith, 1853 | Fragile Dogwood Andrena |
| Andrena (Gonandrena) integra Smith, 1853 | Short-haired Dogwood Andrena |
| Andrena (Gonandrena) persimulata Viereck, 1917 | Protuberance Miner Bee |
| Andrena (Gonandrena) platyparia Robertson, 1895 | Plated Miner Bee |
| Andrena (Holandrena) cressonii Robertson, 1891 | Cresson'S Mining Bee |
| Andrena (Iomelissa) violae Robertson, 1891 | Violet Miner |
| Andrena (Larandrena) miserabilis Cresson, 1872 | Mining bee |
| Andrena (Leucandrena) barbilabris Kirby, 1802 | Long-lipped Andrena |
| Andrena (Leucandrena) erythronii Robertson, 1891 | Trout-lily Andrena |
| Andrena (Leucandrena) patagiata LaBerge, 1987 | |
| Andrena (Melandrena) barbara Bouseman & L..., 1979 | Barbara´s Andrena |
| Andrena (Melandrena) carlini Cockerell, 1901 | Carlin'S Mining Bee |
| Andrena (Melandrena) cerasifolii Cockerell, 1896 | |
| Andrena (Melandrena) commoda Smith, 1879 | Advantaged Miner Bee |
| Andrena (Melandrena) confederata Viereck, 1917 | Yellow screwstem |
| Andrena (Melandrena) dunningi Cockerell, 1898 | Dunning'S Miner |
| Andrena (Melandrena) hilaris Smith, 1853 | Stout tagelus |
| Andrena (Melandrena) lupinorum Cockerell, 1906 | |
| Andrena (Melandrena) nivalis Smith, 1853 | Snowy Andrena |
| Andrena (Melandrena) obscuripennis Smith, 1853 | Dusky-winged Andrena |
| Andrena (Melandrena) perimelas Cockerell, 1905 | |
| Andrena (Melandrena) pruni Robertson, 1891 | Cherry Mining Bee |
| Andrena (Melandrena) regularis Malloch, 1917 | Regular Andrena |
| Andrena (Melandrena) sayi Robertson, 1891 | |
| Andrena (Melandrena) transnigra Viereck, 1904 | Black-banded Andrena |
| Andrena (Melandrena) vicina Smith, 1853 | Neighborly Andrena |
| Andrena (Micrandrena) chlorogaster Viereck, 1904 | |
| Andrena (Micrandrena) illinoiensis Robertson, 1891 | |
| Andrena (Micrandrena) melanochroa Cockerell, 1898 | Rose Miner Bee |
| Andrena (Micrandrena) microchlora Cockerell, 1922 | |
| Andrena (Micrandrena) neonana Viereck, 1917 | Yellow screwstem |
| Andrena (Micrandrena) nigrae Robertson, 1905 | Black Miner Bee |
| Andrena (Micrandrena) personata Robertson, 1897 | |
| Andrena (Micrandrena) piperi Viereck, 1904 | |
| Andrena (Micrandrena) salictaria Robertson, 1905 | Small Willow Miner Bee |
| Andrena (Micrandrena) ziziae Robertson, 1891 | Golden-Alexanders Andrena |
| Andrena (Oligandrena) macrocephala (Cockerell, 1916) | ⇒ Andrena nigripes Provancher, 1895 |
| Andrena (Onagrandrena) apacheorum Cockerell, 1897 | |
| Andrena (Parandrena) andrenoides Cresson, 1878 | |
| Andrena (Parandrena) nida Mitchell, 1960 | |
| Andrena (Parandrena) wellesleyana Robertson, 1897 | |
| Andrena (Plastandrena) argemonis Cockerell, 1896 | Prickly-poppy Andrena |
| Andrena (Plastandrena) crataegi Robertson, 1893 | Hawthorn Andrena |
| Andrena (Plastandrena) mellea Cresson, 1868 | |
| Andrena (Plastandrena) prunorum Cockerell, 1896 | |
| Andrena (Pterandrena) placata Mitchell, 1960 | Peaceful Miner Bee |
| Andrena (Ptilandrena) distans Provancher, 1888 | Cranesbill Miner |
| Andrena (Ptilandrena) erigeniae Robertson, 1891 | Spring Beauty Andrena |
| Andrena (Rhacandrena) brevipalpis Cockerell, 1930 | Short-Tongued Miner Bee |
| Andrena (Rhacandrena) coruscata LaBerge, 1977 | |
| Andrena (Rhacandrena) cragini Cockerell, 1899 | |
| Andrena (Rhacandrena) robertsonii Dalla Torre, 1896 | Robertson'S Miner Bee |
| Andrena (Scaphandrena) arabis Robertson, 1897 | Mustard Miner Bee |
| Andrena (Scaphandrena) nigerrima Casad, 1896 | |
| Andrena (Scapteropsis) atlantica Mitchell, 1960 | |
| Andrena (Scrapteropsis) alleghaniensis Viereck, 1907 | Alleghany Andrena |
| Andrena (Scrapteropsis) daeckei Viereck, 1907 | |
| Andrena (Scrapteropsis) fenningeri Viereck, 1922 | |
| Andrena (Scrapteropsis) ilicis Mitchell, 1960 | |
| Andrena (Scrapteropsis) imitatrix Cresson, 1872 | Imitator Miner Bee |
| Andrena (Scrapteropsis) morrisonella Viereck, 1917 | Yellow screwstem |
| Andrena (Scrapteropsis) rubi Mitchell, 1960 | |
| Andrena (Simandrena) angustitarsata Viereck, 1904 | |
| Andrena (Simandrena) nasonii Robertson, 1895 | Nason'S Mining Bee |
| Andrena (Simandrena) orthocarpi Cockerell, 1936 | |
| Andrena (Simandrena) pallidifovea Viereck, 1904 | Pale-fovea Andrena |
| Andrena (Simandrena) wheeleri Graenicher, 1904 | Wheeler'S Miner Bee |
| Andrena (Taeniandrena) wilkella Kirby, 1802 | Andrenine Bee |
| Andrena (Thysandrena) bisalicis Viereck, 1908 | Eastern Willow Miner Bee |
| Andrena (Thysandrena) candida Smith, 1879 | Bunchberry dogwood |
| Andrena (Thysandrena) knuthiana Cockerell, 1901 | |
| Andrena (Thysandrena) livida LaBerge, 1977 | |
| Andrena (Thysandrena) medionitens Cockerell, 1902 | |
| Andrena (Thysandrena) vierecki Cockerell, 1904 | |
| Andrena (Thysandrena) w-scripta Viereck, 1904 | W-Marked Miner Bee |
| Andrena (Trachandrena) amphibola Viereck, 1904 | |
| Andrena (Trachandrena) ceanothi Viereck, 1917 | Ceanothus Miner Bee |
| Andrena (Trachandrena) cleodora Viereck, 1904 | |
| Andrena (Trachandrena) cyanophila Cockerell, 1906 | |
| Andrena (Trachandrena) forbesii Robertson, 1891 | Forbes' Mining Bee |
| Andrena (Trachandrena) fuscicauda Viereck, 1904 | Dark-tailed Andrena |
| Andrena (Trachandrena) heraclei Robertson, 1897 | |
| Andrena (Trachandrena) hippotes Robertson, 1895 | Hippotes'S Miner Bee |
| Andrena (Trachandrena) mariae Robertson, 1891 | |
| Andrena (Trachandrena) miranda Smith, 1879 | Bunchberry dogwood |
| Andrena (Trachandrena) nuda Robertson, 1891 | Nude Andrena |
| Andrena (Trachandrena) quintilis Robertson, 1898 | |
| Andrena (Trachandrena) rehni Viereck, 1907 | |
| Andrena (Trachandrena) rugosa Robertson, 1891 | Rugose Andrena |
| Andrena (Trachandrena) salicifloris Cockerell, 1897 | Willow mining bee |
| Andrena (Trachandrena) sigmundi Cockerell, 1902 | Sigmund'S Mining Bee |
| Andrena (Trachandrena) spiraeana Robertson, 1895 | Goatsbeard Miner Bee |
| Andrena (Trachandrena) virginiana Mitchell, 1960 | Virginia Andrena |
| Andrena (Tylandrena) erythrogaster Ashmead, 1890 | Red-tailed Andrena |
| Andrena (Tylandrena) hallii Dunning, 1898 | |
| Andrena (Tylandrena) perplexa Smith, 1853 | Perplexed Miner Bee |
| Andrena (Tylandrena) subaustralis Cockerell, 1898 | |
| Andrena (Tylandrena) subtilis Smith, 1879 | Bunchberry dogwood |
| Andrena (Tylandrena) wilmattae Cockerell, 1906 | |
| Andrena bendensis Donovan, 1977 | |
| Andrena chippewaensis Mitchell, 1960 | White-dotted Cattleheart |
| Andrena costillensis Viereck & Co..., 1914 | |
| Andrena gardineri Cockerell, 1906 | |
| Andrena parnassiae Cockerell, 1902 | Parnassia Miner |
| Andrena simulata (Smith, 1879) | ⇒ Andrena canadensis Dalla Torre, 1896 |
| Andrena sulcata Donovan, 1977 | |
| Anthemurgus passiflorae (Robertson, 1902) | ⇒ Pseudopanurgus passiflorae Robertson, 1902 |
| Calliopsis (Calliopsis) andreniformis Smith, 1853 | Eastern Calliopsis Bee |
| Calliopsis (Micronomadopsis) helianthi Swenk & Cock..., 1907 | Euphorbia Nomadopsis |
| Calliopsis (Nomadopsis) edwardsii Cresson, 1878 | |
| Calliopsis (Perissander) anomoptera Michener, 1942 | Strange-winged Calliopsis |
| Macrotera (Macroteropsis) echinocacti Timberlake, 1954 | Barrel Cactus Macrotera |
| Macrotera portalis Timberlake, 1954 | |
| Perdita (Cockerellia) albipennis Cresson, 1868 | White-winged Perdita |
| Perdita (Cockerellia) bequaerti Viereck, 1917 | Bequaert´s Perdita |
| Perdita (Cockerellia) heliophila (Cockerell, 1916) | ⇒ Perdita albipennis Cresson, 1868 |
| Perdita (Cockerellia) lingualis Cockerell, 1896 | |
| Perdita (Cockerellia) utahensis Cockerell, 1896 | |
| Perdita (Cockerellia) verbesinae Cockerell, 1896 | |
| Perdita (Cockeriella) coreopsidis Cockerell, 1906 | Tickseed Perdita |
| Perdita (Epimacrotera) ainsliei Crawford, 1932 | |
| Perdita (Hesperoperdita) trisignata Cockerell, 1896 | |
| Perdita (Hexaperdita) asteris Cockerell, 1896 | |
| Perdita (Hexaperdita) callicerata Cockerell, 1897 | |
| Perdita (Hexaperdita) cambarella Cockerell, 1906 | |
| Perdita (Hexaperdita) ignota Cockerell, 1896 | |
| Perdita (Hexaperdita) pratti Cockerell, 1906 | |
| Perdita (Hexaperdita) xanthisma (Cockerell, 1905) | ⇒ Perdita xanthismae Cockerell, 1905 |
| Perdita (Pentaperdita) albovittata Cockerell, 1895 | |
| Perdita (Perdita) affinis Cresson, 1878 | |
| Perdita (Perdita) apacheorum Timberlake, 1960 | |
| Perdita (Perdita) bigeloviae Cockerell, 1896 | |
| Perdita (Perdita) calloleuca Cockerell, 1922 | |
| Perdita (Perdita) chamaesarachae Cockerell, 1896 | |
| Perdita (Perdita) ciliata Timberlake, 1958 | |
| Perdita (Perdita) claypolei Cockerell, 1901 | |
| Perdita (Perdita) confusa Timberlake, 1964 | |
| Perdita (Perdita) covilleae Timberlake, 1958 | |
| Perdita (Perdita) crotonis Cockerell, 1896 | |
| Perdita (Perdita) dasylirii Cockerell, 1907 | |
| Perdita (Perdita) dolichocephala Swenk & Cock..., 1907 | |
| Perdita (Perdita) drymariae Timberlake, 1960 | |
| Perdita (Perdita) fallax Cockerell, 1896 | |
| Perdita (Perdita) gerhardi Viereck, 1904 | |
| Perdita (Perdita) halictoides Smith, 1853 | Ground-Cherry Mining Bee |
| Perdita (Perdita) jonesi Cockerell, 1906 | |
| Perdita (Perdita) laticincta Swenk & Cock..., 1907 | |
| Perdita (Perdita) lepidosparti Timberlake, 1958 | |
| Perdita (Perdita) maculigera Cockerell, 1896 | Sandbar Willow Fairy Bee |
| Perdita (Perdita) melanostoma Swenk & Cock..., 1907 | |
| Perdita (Perdita) mimosae Timberlake, 1964 | |
| Perdita (Perdita) nasuta Timberlake, 1962 | |
| Perdita (Perdita) obliqua Timberlake, 1928 | |
| Perdita (Perdita) octomaculata Say, 1824 | Eight-Spotted Miner Bee |
| Perdita (Perdita) pectidis Cockerell, 1896 | |
| Perdita (Perdita) perpallida Cockerell, 1901 | All-pale Perdita |
| Perdita (Perdita) phymatae Cockerell, 1895 | |
| Perdita (Perdita) polytropica Timberlake, 1962 | |
| Perdita (Perdita) punctulata Timberlake, 1958 | |
| Perdita (Perdita) rectangulata Cockerell, 1896 | |
| Perdita (Perdita) rhois Cockerell, 1901 | |
| Perdita (Perdita) salicis Cockerell, 1896 | |
| Perdita (Perdita) semicaerulea Cockerell, 1896 | |
| Perdita (Perdita) sexmaculata Cockerell, 1895 | Six-spotted Perdita |
| Perdita (Perdita) similis Timberlake, 1958 | |
| Perdita (Perdita) stottleri Cockerell, 1896 | |
| Perdita (Perdita) swenki Crawford, 1915 | |
| Perdita (Perdita) tridentata Stevens, 1919 | |
| Perdita (Perdita) variegata Timberlake, 1960 | |
| Perdita (Perdita) wootonae Cockerell, 1898 | |
| Perdita (Perdita) zebrata Cresson, 1878 | |
| Perdita (Perdita) zonalis Cresson, 1879 | |
| Perdita (Perditella) larreae Cockerell, 1896 | |
| Perdita (Perditella) minima Cockerell, 1923 | |
| Perdita (Pygoperdita) aureovittata Cockerell, 1916 | |
| Perdita (Pygoperdita) interrupta Cresson, 1878 | |
| Perdita (Pygoperdita) nebrascensis Swenk & Cock..., 1907 | |
| Perdita (Pygoperdita) nevadensis Cockerell, 1896 | |
| Perdita (Pygoperdita) wyomingensis Cockerell, 1922 | |
| Perdita aplopappi Timberlake, 1960 | |
| Perdita aridella Timberlake, 1960 | |
| Perdita bradleyi Viereck, 1907 | |
| Perdita bruneri Cockerell, 1897 | |
| Perdita foleyi Timberlake, 1958 | |
| Perdita labergei Timberlake, 1960 | |
| Perdita nubila Timberlake, 1958 | |
| Perdita xanthops Timberlake, 1971 | |
| Protandrena abdominalis Cresson, 1878 | |
| Protandrena bancrofti Dunning, 1897 | |
| Protandrena mexicanorum Cockerell, 1896 | |
| Protandrena trifoliata Cockerell, 1896 | |
| Pseudopanurgus (Heterosarus) flavotinctus Cockerell, 1898 | |
| Pseudopanurgus (Heterosarus) parvus Robertson, 1892 | |
| Pseudopanurgus (Heterosarus) pauper Cresson, 1878 | |
| Pseudopanurgus (Heterosarus) townsendi Cockerell, 1897 | |
| Pseudopanurgus (Heterosarus) virginicus Cockerell, 1907 | |
| Pseudopanurgus (Pseudopanurgus) aethiops Cresson, 1872 | |
| Pseudopanurgus (Pseudopanurgus) rugosus Robertson, 1895 | |
| Pseudopanurgus (Pterosarus) albitarsis Cresson, 1872 | |
| Pseudopanurgus (Pterosarus) andrenoides Smith, 1853 | Eastern Bare-Miner |
| Pseudopanurgus (Pterosarus) barberi Cockerell, 1899 | |
| Pseudopanurgus (Pterosarus) citripes Ashmead, 1890 | |
| Pseudopanurgus (Pterosarus) labrosiformis Robertson, 1898 | |
| Pseudopanurgus (Pterosarus) nebrascensis Crawford, 1903 | |
| Pseudopanurgus (Pterosarus) renimaculatus Cockerell, 1896 | |
| Pseudopanurgus arizonicus Timberlake, 1964 | |
| Pseudopanurgus compositarum Robertson, 1893 | |
| Pseudopanurgus fraterculus Cockerell, 1896 | |
| Pseudopanurgus illinoiensis Cresson, 1878 | |
| Pseudopanurgus ornatipes Cresson, 1872 | |
| Pseudopanurgus pernitens Cockerell, 1922 | |
| Pseudopanurgus verticalis Timberlake, 1967 | |
