Pollen Specialization

Wintering Stage


Non-Crop Plants



927 Species found:

Agapostemon angelicus Cockerell, 1924 (Angeles Striped Sweat Bee) Agapostemon fasciatus Crawford, 1901 (Agapostemon fasciatus) Agapostemon femoratus Crawford, 1901 (Wide-legged Sweat Bee) Agapostemon obliquus (Provancher, 1888) (Oblique Sweat Bee) Agapostemon sericeus (Forster, 1771) (Silky Striped Sweat Bee) Agapostemon splendens Lepeletier, 1841 (Brown-winged Striped Sweat Bee) Agapostemon texanus Cresson, 1872 (Texas Striped Sweat Bee) Agapostemon virescens (Fabricius, 1775) (Bicolored Striped Sweat Bee) Andrena accepta Viereck, 1916 (Two-spotted Miner Bee) Andrena aculeata LaBerge, 1980 (Spiny Miner Bee) Andrena algida Smith, 1853 (Icy Miner Bee) Andrena aliciae Robertson, 1891 (Yellow-faced Miner Bee) Andrena alleghaniensis Viereck, 1907 (Appalachian Miner Bee) Andrena amphibola (Viereck, 1904) (Amphibious Miner Bee) Andrena andrenoides (Cresson, 1878) (Colourful Willow Miner Bee) Andrena angustifovea Viereck, 1904 (Andrena angustifovea) Andrena angustitarsata Viereck, 1904 (Narrow-legged Miner Bee) Andrena anisochlora Cockerell, 1936 (Andrena anisochlora) Andrena arabis Robertson, 1897 (Mustard Miner Bee) Andrena asteris Robertson, 1891 (Aster Miner Bee) Andrena astragali Viereck and Cockerell, 1914 (Astragalus Miner Bee) Andrena auricoma Smith, 1879 (Golden-haired Miner Bee) Andrena banffensis Viereck, 1924 (Banff Miner Bee) Andrena barbilabris (Kirby, 1802) (Long-lipped Mining Bee) Andrena berberidis Cockerell, 1905 (Barberry Miner Bee) Andrena birtwelli Cockerell, 1901 (Birtwell s miner bee) Andrena bisalicis Viereck, 1908 (Eastern Willow Miner Bee) Andrena bradleyi Viereck, 1907 (Bradley s Miner Bee) Andrena brevipalpis Cockerell, 1930 (Short-tongued Miner Bee) Andrena buckelli Viereck, 1924 (Buckell s Miner Bee) Andrena caerulea Smith, 1879 (Caerulean Miner Bee) Andrena canadensis Dalla Torre, 1896 (Canadian Miner Bee) Andrena candida Smith, 1879 (Mock-orange Miner Bee) Andrena candidiformis Viereck and Cockerell, 1914 (White-haired Miner Bee) Andrena carlini Cockerell, 1901 (Carlin s Miner Bee) Andrena carolina Viereck, 1909 (Carolina Miner bee) Andrena ceanothi Viereck, 1917 (Ceanothus Miner Bee) Andrena ceanothifloris cretata LaBerge, 1980 (Ceanothus Flower Miner Bee) Andrena cerasifolii Cockerell, 1896 (Cherry Plum Miner Bee) Andrena chapmanae Viereck, 1904 (Chapman s Miner Bee) Andrena chlorogaster Viereck, 1904 (Green-bellied Miner Bee) Andrena chlorura Cockerell, 1916 (Andrena chlorura) Andrena chromotricha Cockerell, 1899 (Pigmented Miner Bee) Andrena clarkella (Kirby, 1802) (Clark s Miner Bee) Andrena cleodora (Viereck, 1904) (Shiny-blue Scultpured Miner Bee) Andrena colletina Cockerell, 1906 (Andrena colletina) Andrena columbiana Viereck, 1917 (British Columbia Miner Bee) Andrena commoda Smith, 1879 (Advantaged Miner Bee) Andrena concinnula (Cockerell, 1898) (Andrena concinnula) Andrena costillensis Viereck and Cockerell, 1914 (Costilla Miner Bee) Andrena crataegi Robertson, 1893 (Hawthorn Mining Bee) Andrena cressonii cressonii Robertson, 1891 (Cresson s Miner Bee) Andrena cressonii infasciata Lanham, 1949 (Cresson \\\'s Infasciate Miner Bee) Andrena cristata Viereck, 1917 (Crested Miner Bee) Andrena cuneilabris Viereck, 1926 (Wedgy-lipped Miner Bee) Andrena cupreotincta Cockerell, 1901 (Copper-tinted Miner Bee) Andrena cyanophila Cockerell, 1906 (Dimple-cheeked Miner Bee) Andrena cyanura Cockerell, 1916 (Andrena cyanura) Andrena distans Provancher, 1888 (Cranesbill Miner) Andrena dunningi Cockerell, 1898 (Dunning s miner bee) Andrena edwardsi Viereck, 1916 (Edward s Miner Bee) Andrena erigeniae Robertson, 1891 (Spring Beauty Mining Bee) Andrena erythrogaster Ashmead, 1890 (Red-tailed Mining Bee) Andrena erythronii Robertson, 1891 (Trout-lily Mining Bee) Andrena evoluta Linsley and MacSwain 1961 (Evolving Miner Bee) Andrena excellens Viereck, 1924 (Andrena excellens) Andrena fenningeri Viereck, 1922 (Andrena fenningeri) Andrena forbesii Robertson, 1891 (Forbes Mining Bee) Andrena fragilis Smith, 1853 (Fragile Dogwood Mining Bee) Andrena frigida Smith, 1853 (Frigid Miner Bee) Andrena fulgida LaBerge, 1980 (Andrena fulgida) Andrena fulvicrista Viereck, 1924 (Andrena fulvicrista) Andrena fuscicauda Viereck, 1904 (Andrena fuscicauda) Andrena geranii Robertson, 1891 (Waterleaf Miner Bee) Andrena gibberis Viereck, 1924 (Gibbous Miner Bee) Andrena gordoni Ribble, 1974 (Gordon s Miner Bee) Andrena hallii Dunning, 1898 (Andrena hallii) Andrena haynesi Viereck and Cockerell ,1914 (Haynes Mining Bee) Andrena helianthi Robertson, 1891 (Sunflower Miner Bee) Andrena hemileuca Viereck, 1904 (Partly-haired Miner Bee) Andrena hippotes Robertson, 1895 (Hippotes Miner Bee) Andrena hirsutula Cockerell, 1936 (Andrena hirsutula) Andrena hirticincta Provancher, 1888 (Hairy-banded Miner Bee) Andrena illinoiensis Robertson, 1891 (Tufted Miner Bee) Andrena imitatrix Cresson, 1872 (Imitator Miner Bee) Andrena integra Smith, 1853 (Short-haired Dogwood Miner Bee) Andrena kalmiae Atwood, 1934 (Andrena kalmiae) Andrena knuthiana Cockerell, 1901 (Knuth s miner bee) Andrena laminibucca Viereck and Cockerell, 1914 (Andrena laminibucca) Andrena lapponica Zetterstedt, 1838 (Bilberry Miner Bee) Andrena lawrencei Andrena lillooetensis Viereck, 1924 (Andrena lillooetensis) Andrena lupinorum Cockerell, 1906 (Andrena lupinorum) Andrena macoupinensis Robertson, 1900 (Macoupin County Miner Bee) Andrena mandibularis Robertson, 1892 (Toothed Miner Bee) Andrena mariae Robertson, 1891 (Maria Miner Bee) Andrena medionitens Cockerell, 1902 (Western Red-legged Miner Bee) Andrena melanochroa Cockerell, 1898 (Rose Miner Bee) Andrena merriami Cockerell, 1901 (Merriam s Miner Bee) Andrena microchlora Cockerell, 1922 (Small Green Miner Bee) Andrena milwaukeensis Graenicher, 1903 (Milwaukee Digger Bee) Andrena miranda Smith, 1879 ( Singular Miner Bee) Andrena misella Timberlake, 1951 (Andrena misella) Andrena miserabilis Cresson, 1872 (Miserable Digger Bee) Andrena montrosensis Viereck and Cockerell, 1914 (Montrose Miner Bee) Andrena morrisonella Viereck, 1917 (Andrena morrisonella) Andrena nasonii Andrena nevadensis (Cresson, 1879) (Nevada Miner Bee) Andrena nigrae Robertson, 1905 (Black Miner Bee) Andrena nigrihirta (Ashmead, 1890) (Black-haired Miner Bee) Andrena nigrocaerulea (Black-and-Blue Miner Bee) Andrena nivalis Smith, 1853 (Andrena nivalis) Andrena nothocalaidis (Cockerell, 1905) (False Dandelion Miner Bee) Andrena nubecula Smith, 1853 (Cloudy-winged Miner Bee) Andrena obscuripennis Smith, 1853 (Andrena obscuripennis) Andrena pallidifovea Andrena peckhami Cockerell, 1902 (Peckham s Miner Bee) Andrena perarmata Cockerell, 1898 (Andrena perarmata) Andrena perplexa Smith, 1853 (Andrena perplexa) Andrena persimulata Viereck, 1917 (Protuberance Miner Bee) Andrena pertristis carliniformis Viereck and Cockerell, 1914 (Andrena pertristis carliniformis) Andrena piperi Viereck, 1904 (Piper s Miner Bee) Andrena placata Mitchell, 1960 (Andrena placata) Andrena platyparia Robertson, 1895 (Plated Miner Bee) Andrena porterae Cockerell, 1900 (Porter s mining bee) Andrena prunorum prunorum Cockerell, 1896 (Prunus Miner Bee) Andrena quintiliformis Viereck, 1917 (Andrena quintiliformis) Andrena quintilis Robertson, 1898 (Andrena quintilis) Andrena regularis Malloch, 1917 (Andrena regularis) Andrena rehni Viereck, 1907 (Andrena rehni) Andrena revelstokensis Viereck, 1924 (Andrena revelstokensis) Andrena robertsonii Dalla Torre, 1896 (Andrena robertsonii) Andrena rudbeckiae Robertson, 1891 (Coneflower Miner Bee) Andrena rufosignata Cockerell, 1902 (Andrena rufosignata) Andrena rugosa Robertson, 1891 (Andrena rugosa) Andrena runcinatae Cockerell, 1906 (Scapose Hawk\\\\\\\\\\\\\\\'s-Beard Miner Bee) Andrena saccata Viereck, 1904 (Andrena saccata) Andrena salicifloris Cockerell, 1897 (Andrena salicifloris) Andrena salictaria Robertson, 1905 (Small Willow Miner Bee) Andrena schuhi LaBerge, 1980 (Schuh s Miner Bee) Andrena scurra Viereck, 1904 (Andrena scurra) Andrena scutellinitens (Shielded Miner Bee) Andrena segregans Cockerell, 1900 (Andrena segregans) Andrena sieverti Cockerell, 1906 (Andrena sieverti) Andrena sigmundi Cockerell, 1902 (Andrena sigmundi) Andrena simplex Smith, 1853 (Andrena simplex) Andrena singularis Viereck, 1924 (Andrena singularis) Andrena sladeni Viereck, 1924 (Sladen mining bee) Andrena sola Viereck, 1917 (Andrena sola) Andrena spiraeana Robertson, 1895 (Andrena spiraeana) Andrena striatifrons Cockerell, 1897 (Andrena striatifrons) Andrena subaustralis Cockerell, 1898 (Andrena subaustralis) Andrena subtilis Smith, 1879 (Andrena subtilis) Andrena subtrita Cockerell,1910 (Andrena subtrita) Andrena surda Cockerell, 1910 (Deaf Miner Bee) Andrena thaspii Graenicher, 1903 (Thaspium Miner Bee) Andrena topazana Cockerell, 1906 (Topaz Miner Bee) Andrena transnigra Viereck, 1904 (Black-banded Mining Bee) Andrena trevoris Cockerell, 1897 (Trevor s Miner Bee) Andrena tridens Robertson, 1902 (Andrena tridens) Andrena trizonata (Ashmead, 1890) (Andrena trizonata) Andrena vicina Smith, 1853 (Neighbouring Miner Bee) Andrena vicinoides Andrena vierecki Cockerell, 1904 (Andrena vierecki) Andrena virginiana Mitchell, 1960 (Andrena virginiana) Andrena w-scripta Viereck, 1904 (W-marked Miner Bee) Andrena walleyi Cockerell, 1932 (Andrena walleyi) Andrena washingtoni Cockerell, 1901 (Washington Miner Bee) Andrena wellesleyana (Robertson, 1897) (Wellesley Miner Bee) Andrena wheeleri Andrena wilkella (Kirby, 1802) (Wilke\\\'s Mining Bee) Andrena wilmattae Cockerell, 1906 (Andrena wilmattae) Andrena ziziae Robertson, 1891 (Golden Alexanders Miner Bee) Anthidiellum notatum (Latreille, 1809) (Northern Rotund-Resin Bee) Anthidiellum robertsoni (Cockerell, 1904) (Anthidiellum robertsoni) Anthidium atrifrons Cresson, 1868 (Anthidium atrifrons) Anthidium clypeodentatum Swenk, 1914 (Saw-lipped Carder Bee) Anthidium emarginatum (Say, 1824) (Emarginated Carder Bee) Anthidium florentinum Anthidium formosum Cresson, 1878 (Anthidium formosum) Anthidium manicatum Anthidium mormonum Anthidium oblongatum oblongatum Anthidium palliventre Anthidium porterae Anthidium psoraleae Anthidium tenuiflorae Anthidium utahense Anthophora abrupta Say, 1837 (Abrupt Digger Bee) Anthophora bomboides Kirby, 1838 (Bumble-bee-mimic Digger Bee) Anthophora californica Anthophora crotchii Cresson, 1878 (Crotch s Digger Bee) Anthophora edwardsii Cresson, 1878 (Edward s Digger Bee) Anthophora occidentalis Cresson, 1869 (Western Digger Bee) Anthophora pacifica Cresson, 1878 (Pacific Digger) Anthophora peritomae Cockerell, 1905 (Anthophora peritomae) Anthophora porterae Cockerell, 1900 (Porter s Digger Bee) Anthophora terminalis Cresson, 1869 (Orange-tipped Wood-digger Bee) Anthophora urbana Cresson, 1878 (Urbane Digger Bee) Anthophora ursina Cresson, 1869 (Ursine Digger) Anthophora walshii Cresson, 1869 (Walsh s Digger Bee) Apis mellifera (European honey bee) Ashmeadiella bucconis bucconis (Say. 1837) (Ashmeadiella bucconis) Ashmeadiella bucconis denticulata (Cresson, 1878) (Ashmeadiella bucconis denticulata) Ashmeadiella cactorum cactorum (Cockerell, 1897) (Ashmeadiella cactorum) Ashmeadiella californica californica (Ashmead, 1897) (Ashmeadiella californica) Ashmeadiella cubiceps (Cresson, 1879) (Ashmeadiella cubiceps) Ashmeadiella gillettei Titus, 1904 (Ashmeadiella gillettei) Atoposmia abjecta abjecta (Cresson, 1878) Atoposmia copelandica copelandica Augochlora pura pura Augochlorella aurata Augochloropsis metallica Biastes cressoni (Crawford, 1916) (Biastes cressoni) Biastes fulviventris (Cresson, 1878) (Biastes fulviventris) Bombus affinis (Rusty-patched Bumble Bee) Bombus appositus Cresson, 1878 (White-shouldered Bumble Bee) Bombus auricomus (Black and Gold Bumble Bee) Bombus bimaculatus (Two-spotted Bumble Bee) Bombus bohemicus (Bohemian Cuckoo Bumble Bee) Bombus borealis (Northern Amber Bumble Bee) Bombus caliginosus (Obscure Bumble Bee) Bombus centralis Bombus citrinus (Lemon Cuckoo-Bumble Bee) Bombus cryptarum Bombus fervidus (Fabricius, 1798) (Golden Northern Bumble Bee) Bombus flavidus (Fernald Cuckoo Bumble Bee) Bombus flavifrons Bombus frigidus Bombus griseocollis (De Geer, 1773) (Brown-belted Bumble Bee) Bombus huntii (Hunt Bumble Bee) Bombus impatiens (Common Eastern Bumble Bee) Bombus insularis (Indiscriminate Cuckoo Bumble Bee) Bombus johanseni Sladen, 1919 (Johansen s Bumble Bee) Bombus jonellus Bombus kirbiellus Curtis, 1835 (Golden-belted Bumble Bee) Bombus kluanensis Williams and Cannings, 2016 (Kluane Bumble Bee) Bombus melanopygus Bombus mixtus Bombus morrisoni Bombus natvigi Richards, 1931 (High Arctic Bumble Bee) Bombus neoboreus Bombus nevadensis (Nevada Bumble Bee) Bombus occidentalis mckayi Bombus occidentalis occidentalis (Western Bumble Bee) Bombus pensylvanicus (American Bumble Bee) Bombus perplexus Bombus polaris Bombus rufocinctus Bombus sandersoni Bombus sitkensis Nylander, 1848 (Sitka Bumble Bee) Bombus suckleyi Greene, 1860 (Suckley Cuckoo Bumble Bee) Bombus sylvicola Bombus ternarius Bombus terricola (Yellow-banded Bumble Bee) Bombus vagans bolsteri (Half-black Bumble Bee) Bombus vagans vagans Bombus vancouverensis nearcticus Handlirsch, 1888 (Bombus vancouverensis nearcticus) Bombus vancouverensis vancouverensis Cresson, 1878 (Vancouver Two-form Bumble Bee) Bombus vandykei Bombus variabilis (Variable Cuckoo Bumble Bee) Bombus vosnesenskii Radoszkowski, 1862 (Vosnesensky s Bumble Bee) Brachymelecta californica (Cresson, 1878) (California Digger-Cuckoo Bee) Calliopsis andreniformis Smith, 1853 (Calliopsis andreniformis) Calliopsis australior Cockerell, 1897 (Calliopsis australior) Calliopsis barri (Rozen, 1959) (Barr s Banded Miner) Calliopsis chlorops Cockerell, 1899 (Calliopsis chlorops) Calliopsis coloradensis Cresson, 1878 (Calliopsis coloradensis) Calliopsis nebraskensis Crawford, 1902 (Calliopsis nebraskensis) Calliopsis scitula (Cresson, 1878) (Calliopsis scitula) Ceratina acantha Provancher, 1895 (Ceratina acantha) Ceratina calcarata Robertson, 1900 (Ceratina calcarata) Ceratina dupla Say, 1837 (Ceratina dupla) Ceratina micheneri Daly, 1973 (Ceratina micheneri) Ceratina mikmaqi Rehan and Sheffield, 2011 (Ceratina mikmaqi) Ceratina nanula Cockerell, 1897 (Ceratina nanula ) Ceratina neomexicana Cockerell, 1901 (Ceratina neomexicana) Ceratina pacifica Ceratina strenua Chelostoma campanularum (Kirby, 1802) (Harebell Carpenter Bee) Chelostoma minutum Crawford, 1916 (Minute Scissor Bee) Chelostoma phaceliae Michener, 1938 (Phaceliae Scissor Bee) Chelostoma philadelphi (Robertson, 1891) (Mock-orange Scissor Bee) Chelostoma rapunculi Coelioxys alternatus Say, 1837 (Alternate Cuckoo Leafcutter Bee) Coelioxys apacheorum Coelioxys banksi Crawford, 1914 (Banks Cuckoo Leafcutter Bee) Coelioxys deani Cockerell, 1909 (Dean s Cuckoo Leaf-cutter Bee) Coelioxys edita Cresson, 1872 Coelioxys erysimi Coelioxys funeraria Coelioxys grindeliae Coelioxys hirsutissimus Cockerell, 1912 (Coelioxys hirsutissimus) Coelioxys mesae Cockerell 1921 (Coelioxys mesae) Coelioxys modestus Smith, 1854 (Modest Cuckoo Leaf-cutter Bee) Coelioxys moestus Cresson, 1864 (Coelioxys moestus) Coelioxys novomexicanus Cockerell, 1909 (Coelioxys novomexicanus) Coelioxys octodentata Coelioxys porterae Coelioxys rufitarsis Smith, 1854 (Red-footed Cuckoo Leaf-cutter Bee) Coelioxys sayi Coelioxys serricaudatus Coelioxys sodalis Colletes aberrans Cockerell, 1897 (Wandering Plasterer Bee) Colletes aestivalis Patton, 1879 (Colletes aestivalis) Colletes albescens Cresson, 1868 (White Plasterer Bee) Colletes americanus Cresson, 1868 (American Plasterer Bee) Colletes andrewsi Cockerell, 1906 (Andrew s Plasterer Bee) Colletes brevicornis Robertson, 1897 (Short-horned Plasterer Bee) Colletes compactus compactus Cresson, 1868 (Compact Plasterer Bee) Colletes compactus hesperius Swenk, 1906 (Compact Plasterer Bee) Colletes consors mesocopus Swenk, 1907 (Partner Plasterer Bee) Colletes consors pascoensis Cockerell, 1898 (Partner Plasterer Bee) Colletes eulophi Colletes fulgidus fulgidus Swenk, 1904 (Mountain Plasterer Bee) Colletes gypsicolens Cockerell, 1897 (Gypsum Plasterer Bee) Colletes howardi Swent, 1925 (Howard s Plasterer Bee) Colletes hyalinus hyalinus Provancher, 1888 (Translucent Plasterer Bee) Colletes hyalinus oregonensis Timberlake, 1951 (Translucent Plasterer Bee) Colletes impunctatus lacustris Swenk, 1906 (Shiny Plasterer Bee) Colletes inaequalis Say, 1837 (Common Eastern Plasterer Bee) Colletes kincaidii Cockerell, 1898 (Kincaid s Plasterer Bee) Colletes latitarsis Robertson, 1891 (Ground-cherry Plasterer Bee) Colletes mandibularis Smith, 1853 (Mandibular Plasterer Bee) Colletes nigrifrons Titus, 1900 (Black-faced Plasterer Bee) Colletes nudus Robertson, 1898 (Nude Plasterer Bee) Colletes petalostemonis Swenk, 1906 (Prairie-clover Plasterer Bee) Colletes phaceliae Cockerell, 1906 (Scorpionweed Plasterer Bee) Colletes robertsonii Dalla Torre, 1896 (Robertson s Plasterer Bee) Colletes rufocinctus Cockerell, 1929 (Red-belted Plasterer Bee) Colletes simulans armatus Patton, 1879 (Deceptive Plasterer Bee) Colletes simulans nevadensis Swenk, 1908 (Deceptive Plasterer Bee) Colletes slevini Cockerell, 1925 (Slevin s Plasterer Bee) Colletes solidaginis Swenk, 1906 (Goldenrod Plasterer Bee) Colletes speculiferus Cockerell, 1927 Colletes sphaeralceae Timberlake, 1951 (Colletes sphaeralceae ) Colletes susannae Swenk, 1925 (Susan s Plasterer Bee) Colletes thoracicus Smith, 1853 (Colletes thoracicus) Colletes validus Cresson, 1868 (Long-faced Plasterer Bee) Colletes willistoni Robertson, 1891 (Williston s Plasterer Bee) Colletes wilmattae Cockerell, 1904 (Wilmatte s Plasterer Bee) Diadasia australis australis (Cresson, 1878) (Diadasia australis australis) Diadasia australis californica Timberlake, 1940 (Diadasia australis californica) Diadasia diminuta (Cresson, 1878) (Diadasia diminuta) Diadasia enavata (Cresson, 1872) (Diadasia enavata) Diadasia olivacea (Cresson, 1878) (Diadasia olivacea) Dianthidium concinnum (Cresson, 1872) (Dianthidium concinnum) Dianthidium curvatum sayi Cockerell, 1907 (Dianthidium curvatum sayi) Dianthidium plenum Timberlake, 1943 Dianthidium pudicum pudicum (Cresson, 1879) (Dianthidium pudicum pudicum) Dianthidium simile (Cresson, 1864) (Dianthidium simile) Dianthidium singulare (Cresson, 1879) (Dianthidium singulare) Dianthidium subparvum Dianthidium ulkei ulkei Dieunomia heteropoda heteropoda Dioxys pomonae pomonae Cockerell, 1910 (Dioxys pomonae) Dufourea dilatipes Dufourea harveyi Dufourea holocyanea (Cockerell, 1925) (Dufourea holocyanea) Dufourea marginata Dufourea maura Dufourea monardae (Viereck, 1924) (Dufourea monardae) Dufourea novaeangliae (Robertson, 1897) (Dufourea novaeangliae) Dufourea trochantera Epeoloides pilosulus (Cresson, 1878) (Macropis Cuckoo Bee) Epeolus ainsliei Crawford, 1932 (Ainslie s Cellophane-cuckoo Bees) Epeolus americanus (Cresson, 1878) (American Cellophane-cuckoo Bee) Epeolus autumnalis Robertson, 1902 (Autumn Cellophane-cuckoo Bee) Epeolus bifasciatus Cresson, 1864 (Two-banded Cellophane-cuckoo Bee) Epeolus canadensis Mitchell, 1962 (Canadian Cellophane-cuckoo Bee) Epeolus compactus Cresson, 1878 (Compact Cellophane-cuckoo Bee) Epeolus gibbsi Onuferko, 2018 (Gibbs Cellophane-cuckoo Bee) Epeolus ilicis Mitchell, 1962 (Holly Cellophane-cuckoo Bee) Epeolus interruptus Robertson, 1900 (Interrupted Cellophane-cuckoo Bee) Epeolus lectoides Robertson, 1901 (Eastern Prized Cellophane-cuckoo Bee) Epeolus minimus (Robertson, 1902) (Least Cellophane-cuckoo Bee) Epeolus olympiellus Cockerell, 1904 Epeolus pusillus Epeolus scutellaris Eucera acerba (Cresson, 1879) (Eucera acerba) Eucera actuosa (Cresson, 1878) (Eucera actuosa) Eucera atriventris (Smith, 1854) (Eucera atriventris) Eucera cordleyi Eucera douglasiana (Cockerell 1906) (Eucera douglasiana) Eucera edwardsii (Cresson, 1878) (Eucera edwardsii) Eucera frater lata Eucera fulvitarsis (Cresson, 1878) (Eucera fulvitarsis) Eucera hamata (Bradley, 1942) (Eucera hamata) Eucera hirsutissima (Cockerell, 1916) (Eucera hirsutissima) Eucera hurdi (Timberlake, 1969) (Eucera hurdi) Eucera lepida (Cresson,1878) (Eucera lepida) Eucera lutziana (Cockerell, 1933) (Eucera lutziana) Eucera speciosa Eucera virgata (Cockerell 1905) (Eucera virgata) Habropoda cineraria (Smith, 1879) (Habropoda cineraria) Habropoda miserabilis Cresson, 1878 (Habropoda miserabilis) Habropoda murihirta Habropoda new ssp. Halictus confusus Halictus farinosus Halictus ligatus Say, 1837 Halictus parallelus Halictus rubicundus Halictus tripartitus Halictus virgatellus Cockerell, 1901 (Comma Sweat Bee) Heriades carinata Heriades cressoni Heriades leavitti Heriades variolosa variolosa Holcopasites calliopsidis calliopsidis (Linsley, 1943) (Holcopasites calliopsidis calliopsidis) Holcopasites heliopsis (Robertson, 1897) (Holcopasites heliopsis) Holcopasites illinoiensis (Robertson, 1891) (Holcopasites illinoiensis) Holcopasites pulchellus (Cresson, 1878) (Holcopasites pulchellus) Holcopasites stevensi Crawford, 1915 (Holcopasites stevensi ) Hoplitis albifrons albifrons Hoplitis albifrons argentifrons Hoplitis anthocopoides Hoplitis fulgida fulgida Hoplitis grinnelli septentrionalis Hoplitis hypocrita Hoplitis louisae Hoplitis pilosifrons Hoplitis producta interior Hoplitis producta producta Hoplitis producta subgracilis Hoplitis robusta (Nylander, 1848) (Rhinoceros Mason Bee) Hoplitis sambuci Hoplitis spoliata Hoplitis truncata Hylaeus affinis Hylaeus annulatus Hylaeus basalis (Smith, 1853) (Cinquefoil Masked Bee) Hylaeus coloradensis Hylaeus communis Hylaeus episcopalis Hylaeus hyalinatus Hylaeus illinoisensis Hylaeus leptocephalus Hylaeus mesillae cressoni Hylaeus modestus citrinifrons Hylaeus modestus modestus Hylaeus nelumbonis Hylaeus nevadensis Hylaeus pictipes Nylander 1852 (Little Yellow-faced Bee) Hylaeus punctatus Hylaeus rudbeckiae (Cockerell and Casad 1895) (Hylaeus rudbeckiae) Hylaeus saniculae Hylaeus sparsus Hylaeus verticalis Hylaeus wootoni Lasioglossum abanci (Crawford, 1932) (Lasioglossum abanci) Lasioglossum aberrans (Crawford, 1903) (Lasioglossum aberrans) Lasioglossum abundipunctum Gibbs, 2010 (Abundantly Punctured Sweat Bee) Lasioglossum achilleae (Mitchell, 1960) (Achillea Sweat Bee) Lasioglossum acuminatum McGinley, 1986 (Pointed Sweat Bee) Lasioglossum admirandum (Sandhouse, 1924) (Admirable Sweat Bee) Lasioglossum albipenne (Robertson, 1890) (White-winged Sweat Bee) Lasioglossum albohirtum (Crawford, 1907) (Lasioglossum albohirtum) Lasioglossum anhypops McGinley, 1986 (Miteless Sweat Bee) Lasioglossum anomalum (Robertson, 1892) (Anomalous Metallic Sweat Bee) Lasioglossum arctoum (Vachal, 1904) (Lasioglossum arctoum) Lasioglossum athabascense (Sandhouse, 1933) (Athabasca Sweat Bee) Lasioglossum atriventre (Crawford, 1906) (Lasioglossum atriventre) Lasioglossum atwoodi Gibbs, 2010 (Atwood s Sweat Bee) Lasioglossum birkmanni (Crawford, 1906) (Birkmann s Sweat Bee) Lasioglossum boreale Svensson, Ebmer, and Sakagami, 1977 (Boreal Sweat Bee) Lasioglossum bruneri (Crawford, 1902) (Bruner s Sweat Bee) Lasioglossum brunneiventre (Crawford, 1907) (Brown-bellied Sweat Bee) Lasioglossum buccale (Pérez, 1903) (Lasioglossum buccale) Lasioglossum callidum (Sandhouse, 1924) (Crafty Sweat Bee) Lasioglossum cattellae (Ellis, 1913) (Lasioglossum cattellae) Lasioglossum ceanothi (Mitchell, 1960) (Ceanothus Sweat Bee) Lasioglossum cephalotes (Dalla Torre, 1896) (Lasioglossum cephalotes) Lasioglossum cinctipes (Provancher, 1888) (Band-footed Sweat Bee) Lasioglossum coeruleum (Robertson, 1893) (Deep-blue Sweat Bee) Lasioglossum colatum (Vachal, 1904) (Classy Sweat Bee) Lasioglossum comagenense (Knerer and Atwood, 1964) (Hardy Sweat Bee) Lasioglossum cooleyi (Crawford, 1906) (Cooley s Sweat Bee) Lasioglossum cordleyi (Crawford, 1906) (Lasioglossum cordleyi) Lasioglossum coriaceum (Smith, 1853) (Leathery Sweat Bee) Lasioglossum cressonii (Robertson, 1890) (Cresson s Sweat Bee) Lasioglossum dashwoodi Gibbs, 2010 (Dashwood s Sweat Bee) Lasioglossum diatretum (Vachal, 1904) (Reticulated Sweat Bee) Lasioglossum disparile (Cresson, 1872) (Lasioglossum disparile ) Lasioglossum dreisbachi (Mitchell, 1960) (Dreisbach s Sweat Bee) Lasioglossum dubitatum (Mitchell, 1960) (Lasioglossum dubitatum) Lasioglossum ebmerellum Gibbs, 2010 (Ebmer s Sweat Bee) Lasioglossum egregium (Vachal 1904) (Distinguished Sweat Bee) Lasioglossum ellisiae (Sandhouse, 1924) (Ellis s Sweat Bee) Lasioglossum ephialtum Gibbs, 2010 (Nightmare Sweat Bee) Lasioglossum fattigi (Mitchell, 1960) (Fattig s Sweat Bee) Lasioglossum forbesii (Robertson, 1890) (Forbes s Sweat Bee) Lasioglossum foveolatum (Robertson, 1902) (Foveolate Sweat Bee) Lasioglossum foxii (Robertson, 1890) (Fox s Sweat Bee) Lasioglossum furunculum Gibbs, 2011 (Lasioglossum furunculum) Lasioglossum fuscipenne (Smith, 1853) (Dark-winged Sweat Bee) Lasioglossum georgeickworti Gibbs, 2011 (George Eickwort s Sweat Bee) Lasioglossum gotham Gibbs, 2011 (Gotham Sweat Bee) Lasioglossum hemimelas (Cockerell, 1901) (Lasioglossum hemimelas) Lasioglossum heterognathus (Mitchell, 1960) (Wide-mouthed Sweat Bee) Lasioglossum hitchensi Gibbs 2012 (Hitchens s Sweat Bee) Lasioglossum hudsoniellum (Cockerell, 1919) (Hudsonian Sweat Bee) Lasioglossum hyalinum (Crawford, 1907) (Hyaline Sweat Bee) Lasioglossum illinoense (Robertson, 1892) (Illinois Sweat Bee) Lasioglossum imbrex Gibbs, 2010 (Imbrex Sweat Bee) Lasioglossum imitatum (Smith, 1853) (Bristle Sweat Bee) Lasioglossum incompletum (Crawford, 1907) (Incomplete Sweat Bee) Lasioglossum inconditum (Cockerell, 1916) (Misbehaved Sweat Bee) Lasioglossum izawsum Gibbs, 2011 (Awesome Sweat Bee) Lasioglossum kincaidii (Cockerell, 1898) (Kincaid s Sweat Bee) Lasioglossum knereri Gibbs, 2010 (Knerer s Sweat Bee) Lasioglossum laevissimum (Smith, 1853) (Very Smooth Sweat Bee) Lasioglossum leucocomus Lovell, 1908 (White-haired Golden Sweat Bee) Lasioglossum leucozonium (Schrank, 1781) (White-zoned Furrow Bee) Lasioglossum lilliputense Gibbs, 2010 (Lilliputian Sweat Bee) Lasioglossum lineatulum (Crawford, 1906) (Lineated Metallic Sweat Bee) Lasioglossum lionotus (Sandhouse, 1923) (Smooth-backed Sweat Bee) Lasioglossum lusorium (Cresson, 1872) (Western Evening Primrose Sweat Bee) Lasioglossum lustrans (Cockerell, 1897) (Carolina Desert Chicory Sweat Bee) Lasioglossum macoupinense (Robertson, 1895) (Macoupin County Sweat Bee) Lasioglossum macroprosopum Gibbs, 2010 (Long-faced Sweat Bee) Lasioglossum marinense (Michener, 1936) (Marin County Sweat Bee) Lasioglossum mellipes (Crawford, 1907) (Lasioglossum mellipes) Lasioglossum michiganense (Mitchell, 1960) (Michigan Sweat Bee) Lasioglossum nelumbonis (Robertson, 1890) (Water-lily Sweat Bee) Lasioglossum nevadense (Crawford, 1907) (Nevada Sweat Bee) Lasioglossum nigroviride (Graenicher, 1910) (Black-and-green Dialictus Sweat Bee) Lasioglossum nigrum (Viereck, 1903) (Black Sweat Bee) Lasioglossum novascotiae (Mitchell, 1960) (Nova Scotia Sweat Bee) Lasioglossum oblongum (Lovell, 1905) (Oblong Sweat Bee) Lasioglossum obscurum (Robertson, 1892) (Obscure Sweat Bee) Lasioglossum occidentale (Crawford, 1902) (Occidental Sweat Bee) Lasioglossum oceanicum (Cockerell, 1916) (Lasioglossum oceanicum) Lasioglossum oenotherae (Stevens, 1920) (Evening Primrose Sweat Bee) Lasioglossum olympiae (Cockerell, 1898) (Olympia Sweat Bee) Lasioglossum ovaliceps (Cockerell, 1898) (Oval-headed Sweat Bee) Lasioglossum pacatum (Sandhouse, 1924) (Peaceful Sweat Bee) Lasioglossum pacificum (Cockerell, 1898) (Pacific Sweat Bee) Lasioglossum packeri Gibbs, 2010 (Packer s Sweat Bee) Lasioglossum pallidellum (Ellis, 1914) (Small White-haired Sweat Bee) Lasioglossum paradmirandum (Knerer and Atwood) (Lasioglossum paradmirandum) Lasioglossum paraforbesii McGinley, 1986 (Bald-spot Sweat Bee) Lasioglossum pavoninum (Ellis, 1913) (Peacock Sweat Bee) Lasioglossum pectorale (Smith, 1853) (Dull-breasted Sweat Bee) Lasioglossum pectoraloides (Cockerell, 1895) (Shiny-breasted Sweat Bee) Lasioglossum perpunctatum (Ellis, 1913) (Densely Punctured Sweat Bee) Lasioglossum pictum (Crawford, 1902) (Decorated Sweat Bee) Lasioglossum pilosum (Smith, 1853) (Hairy Sweat Bee) Lasioglossum planatum (Lovell, 1905) (Flattened Sweat Bee) Lasioglossum platyparium (Robertson, 1895) (Lasioglossum platyparium) Lasioglossum prasinogaster Gibbs, 2010 (Green-bellied Sweat Bee) Lasioglossum pruinosum (Robertson, 1892) (Pruinose Metallic Sweat Bee) Lasioglossum punctatoventre (Crawford, 1907) (Dimple-bellied Sweat Bee) Lasioglossum quebecense (Crawford, 1907) (Quebec Sweat Bee) Lasioglossum reasbeckae Gibbs, 2010 (Reasbeck s Sweat Bee) Lasioglossum rufulipes (Cockerell, 1938) (Red Sweat Bee) Lasioglossum ruidosense (Cockerell, 1897) (Ruidoso Sweat Bee) Lasioglossum sablense Gibbs, 2010 (Sable Island Sweat Bee) Lasioglossum sagax (Sandhouse, 1924) (Shrewd Sweat Bee) Lasioglossum sandhousiellum Gibbs, 2010 (Sandhouse s Sweat Bee) Lasioglossum sedi (Sandhouse, 1924) (Sedum Sweat Bee) Lasioglossum seillean Gibbs and Packer, 2013 (Seillean Sweat Bee) Lasioglossum semicaeruleum (Cockerell, 1895) (Lasioglossum semicaeruleum) Lasioglossum sheffieldi Gibbs, 2010 (Sheffield s Sweat Bee) Lasioglossum sisymbrii (Cockerell, 1895) (Tansy Mustard Sweat Bee) Lasioglossum sitocleptum Gibbs, 2010 (Food-thief Sweat Bee) Lasioglossum smilacinae (Robertson, 1897) (Mayflower Sweat Bee) Lasioglossum subversans (Mitchell, 1960) (Brassy-faced Sweat Bee) Lasioglossum subviridatum (Cockerell, 1938) (Western Green Sweat Bee) Lasioglossum succinipenne (Ellis, 1913) (Lasioglossum succinipenne) Lasioglossum swenki (Crawford, 1906) (Swenk s Sweat Bee) Lasioglossum synthyridis (Cockerell, 1906) (Figwort Sweat Bee) Lasioglossum taylorae Gibbs, 2010 (Taylor s Sweat Bee) Lasioglossum tegulare (Robertson, 1890) (Epaulette Metallic Sweat Bee) Lasioglossum tenax (Sandhose, 1924) (Alpine Sweat Bee) Lasioglossum testaceum (Robertson, 1897) (Pale-marked Sweat Bee) Lasioglossum timothyi Gibbs, 2010 (Timothy s Sweat Bee) Lasioglossum titusi (Crawford, 1902) (Titus s Sweat Bee) Lasioglossum trizonatum (Cresson, 1874) (Three-zoned Sweat Bee) Lasioglossum truncatum (Robertson, 1901) (Truncate Sweat Bee) Lasioglossum tuolumnense Lasioglossum versans (Lovell, 1905) (Friendless Sweat Bee) Lasioglossum versatum (Robertson, 1902) (Experienced Sweat Bee) Lasioglossum vierecki (Crawford, 1904) (Viereck s Sweat Bee) Lasioglossum viridatum (Lovell, 1905) (Eastern Green Sweat Bee) Lasioglossum weemsi (Mitchell, 1960) (Weems s Sweat Bee) Lasioglossum yukonae Gibbs, 2010 (Yuko s Sweat Bee) Lasioglossum zephyrus (Smith, 1853) (Zephyr Sweat Bee) Lasioglossum zonulum (Smith, 1848) (Bull-headed Furrow Bee) Macropis ciliata Patton, 1880 (Macropis ciliata ) Macropis nuda (Provancher, 1882) (Macropis nuda) Macropis patellata Patton, 1880 (Macropis patellata Patton) Macropis steironematis opaca Michener 1938 (Macropis steironematis opaca) Macropis steironematis steironematis Robertson 1891 (Macropis steironematis steironematis) Megachile addenda Cresson, 1878 (Megachile addenda) Megachile angelarum Cockerell 1902 (Megachile angelarum) Megachile anograe Cockerell, 1908 (Anogra Leafcutter Bee) Megachile apicalis Spinola, 1808 (Apical Leafcutter Bee) Megachile brevis Megachile campanulae (Robertson, 1903) (Megachile campanulae) Megachile casadae Megachile centuncularis Megachile circumcincta (Kirby, 1802) (Megachile circumcincta) Megachile cleomis Megachile coquilletti Megachile dentitarsus Megachile ericetorum Megachile fidelis Cresson, 1878 (Horn-faced Leaf-cutter Bee) Megachile fortis Cresson, 1872 (Megachile fortis) Megachile frigida frigida Megachile gemula Megachile gentilis Megachile inermis Megachile lapponica Megachile latimanus Megachile lippiae Megachile manifesta Megachile melanophaea Megachile mellitarsis Megachile mendica Megachile montivaga Megachile nevadensis Cresson, 1879 (Nevada Leafcutter Bee) Megachile onobrychidis Megachile parallela Smith, 1853 (Megachile parallela) Megachile pascoensis Mitchell, 1934 Megachile perihirta Megachile pugnata pomonae Megachile pugnata pugnata Megachile relativa Megachile rotundata (Fabricius, 1787) (Alfalfa Leafcutter Bee) Megachile sculpturalis sculpturalis Smith, 1853 (Giant Resin Bee) Megachile snowi Megachile sublaurita Mitchell, 1927 (Megachile sublaurita) Megachile subnigra Cresson, 1879 (Black-bottomed Leafcutter Bee) Megachile texana Megachile umatillensis (Mitchell, 1927) (Umatilla Leafcutter Bee) Megachile wheeleri Mitchell, 1927 (Wheeler s Leafcutter Bee) Megachile xylocopoides Smith, 1853 (Carpenter-mimic Leafcutter Bee) Melecta pacifica fulvida Cresson, 1879 (Melecta pacifica fulvida) Melecta pacifica pacifica Cresson, 1878 (Melecta pacifica pacifica) Melecta separata callura (Cockerell, 1926) (Melecta separata callura) Melecta separata separata Cresson, 1879 (Melecta separata separata) Melecta thoracica Cresson, 1875 (Melecta thoracica) Melissodes agilis Cressibm 1878 (Agile Long-horned Bee) Melissodes apicatus Lovell and Cockerell, 1906 (Pickerelweed Long-horned Bee) Melissodes bidentis Cockerell, 1914 (Two-toothed Long-horned Bee) Melissodes bimaculata bimaculata Melissodes bimatris LaBerge, 1961 (Mothered Long-horned Bee) Melissodes communis alopex Melissodes communis communis Melissodes confusa Melissodes coreopsis Melissodes dagosus Cockerell, 1909 (Melissodes dagosus) Melissodes denticulata Melissodes desponsa Smith, 1854 (Thistle Long-horned Bee) Melissodes druriella Melissodes illata Melissodes lupinus Cresson, 1878 Melissodes lutulenta Melissodes menuachus Melissodes microsticta Melissodes pallidisignatus Cockerell, 1905 (Pale-marked Long-horned Bee) Melissodes perlusa Melissodes rivalis Cresson, 1872 (Rival Long-horned Bee) Melissodes saponellus Melissodes semilupina Melissodes snowii Melissodes subagilis Melissodes subillata Melissodes trinodis Melissodes tristis Cockerell, 1894 (Melissodes tristis) Melissodes utahensis Melitta americana (Smith, 1853) (Melitta americana) Neolarra pruinosa Ashmead, 1890 (Neolarra pruinosa) Neolarra vigilans (Cockerell, 1895) (Neolarra vigilans) Nomada accepta Cresson, 1878 (Nomada accepta) Nomada alboguttata Herrich-Schäffer, 1839 (Nomada alboguttata) Nomada aldrichi Cockerell, 1910 (Aldrich s Nomad Bee) Nomada aquilarum Cockerell, 1903 (Nomada aquilarum) Nomada armatella Cockerell, 1903 (Nomada armatella) Nomada articulata Smith, 1854 (Nomada articulata) Nomada australis Mitchell, 1962 (Nomada australis) Nomada autumnalis Mitchell, 1962 (Nomada autumnalis) Nomada banksi Cockerell, 1907 (Nomada banksi) Nomada bella Cresson, 1863 (Nomada bella) Nomada besseyi Swenk, 1913 (Nomada besseyi) Nomada bethunei Cockerell, 1903 (Bethune s Nomad Cuckoo Bee) Nomada BOLD:AAD4996 Nomada BOLD:AAM4363 Nomada ceanothi Cockerell, 1907 (Nomada ceanothi) Nomada composita Mitchell, 1962 (Nomada composita) Nomada cressonii Robertson, 1893 (Nomada cressonii ) Nomada crotchii Cresson, 1878 (Nomada crotchii) Nomada cuneata (Robertson, 1903) (Nomada cuneata) Nomada dentariae (Robertson, 1903) (Nomada dentariae) Nomada denticulata Robertson, 1902 (Nomada denticulata) Nomada depressa Cresson, 1863 (Nomada depressa) Nomada edwardsii Cresson, 1878 (Nomada edwardsii) Nomada erigeronis Robertson, 1897 (Nomada erigeronis) Nomada fervida Smith, 1854 (Nomada fervida) Nomada florilega Lovell and Cockerell, 1905 (Nomada florilega) Nomada gracilis Cresson, 1863 (Nomada gracilis) Nomada graenicheri Cockerell, 1905 (Nomada graenicheri) Nomada illinoensis Robertson, 1900 (Nomada illinoensis) Nomada imbricata Smith, 1854 (Nomada imbricata) Nomada integerrima Dalla Torre, 1896 (Nomada integerrima) Nomada lehighensis Cockerell, 1903 (Lehigh Nomada Bee) Nomada lepida Cresson, 1863 (Nomada lepida) Nomada luteola Olivier, 1812 (Nomada luteola) Nomada luteoloides Robertson, 1895 (Nomada luteoloides) Nomada maculata Cresson, 1863 (Nomada maculata) Nomada mutans Cockerell, 1910 (Nomada mutans) Nomada obliterata Cresson, 1863 (Nomada obliterata) Nomada ovata (Robertson, 1903) (Nomada ovata) Nomada panzeri Lepeletier, 1841 (Nomada panzeri) Nomada parva Robertson, 1900 (Nomada parva) Nomada perbella (Viereck, 1905) (Nomada perbella) Nomada placida Cresson, 1863 (Nomada placida) Nomada pygmaea Cresson, 1863 (Nomada pygmaea) Nomada rhodomelas Cockerell, 1903 (Nomada rhodomelas) Nomada sayi Robertson, 1893 (Nomada sayi) Nomada snowii Cresson, 1878 (Nomada snowii) Nomada sobrina Mitchell, 1962 (Nomada sobrina) Nomada subrubi Swenk, 1915 (Nomada subrubi) Nomada tiftonensis Cockerell, 1903 (Tifton Nomada Cuckoo Bee) Nomada valida Smith, 1854 (Nomada valida) Nomada vernonensis Cockerell, 1916 (Nomada vernonensis) Nomada vicina Cresson, 1863 (Nomada vicina) Nomada vincta Say, 1837 (Nomada vincta) Nomada xanthura Cockerell, 1908 (Nomada xanthura) Osmia albiventris Cresson, 1864 (Osmia albiventris) Osmia albolateralis Cockerell, 1906 (Osmia albolateralis) Osmia aquilonaria Rightmyer, Griswold and Arduser, 2010 (Osmia aquilonaria) Osmia atriventris Osmia atrocyanea Osmia austromaritima Osmia bella Osmia bicornis (Linnaeus, 1758) (Red Mason Bee) Osmia brevis brevis Osmia bruneri Osmia bucephala Osmia caerulescens caerulescens Osmia californica Osmia calla Osmia cobaltina Osmia collinsiae Osmia coloradensis Osmia conjuncta Osmia cornifrons (Radoszkowski, 1887) (Horn-faced Bee) Osmia cyanella Osmia cyaneonitens Osmia densa densa Osmia distincta Osmia dolerosa Osmia ednae Osmia exigua Osmia felti Osmia gabrielis Cockerell, 1910 (Osmia gabrielis) Osmia georgica Osmia giliarum Cockerell, 1906 (Osmia giliarum) Osmia grindeliae Osmia inermis Osmia inspergens Osmia integra Osmia inurbana Osmia juxta juxta Osmia kincaidii Osmia laticeps Osmia lignaria lignaria Osmia lignaria propinqua Osmia longula Osmia malina Osmia marginipennis Osmia maritima Friese, 1885 (Maritime Mason Bee) Osmia melanopleura Osmia michiganensis Osmia montana montana Osmia nanula Osmia nearctica Rightmyer, Griswold, and Arduser, 2010 (Nearctic Mason Bee) Osmia nemoris Osmia nifoata Osmia nigrifrons Osmia nigriventris Osmia nigrobarbata Osmia novaescotiae Cockerell, 1912 (Nova Scotia Mason Bee) Osmia obliqua Osmia odontogaster Osmia paradisica Osmia pentstemonis Osmia phaceliae Osmia pikei Osmia proxima Osmia pulsatillae Osmia pumila Osmia pusilla Osmia raritatis Osmia regulina Osmia sculleni Sandhouse, 1939 (Scullen s Mason Bee) Osmia sedula Osmia simillima Smith, 1853 (Similar Mason Bee) Osmia subaustralis Osmia tanneri Sandhouse, 1939 (Tanner s Mason Bee) Osmia tarsata Osmia tersula Osmia texana Osmia trevoris Osmia tristella tristella Osmia unca Osmia virga Panurginus atriceps (Cresson, 1878) (Panurginus atriceps) Panurginus beardsleyi (Cockerell, 1904) (Beardsley s Miner Bee) Panurginus cressoniellus Cockerell, 1898 (Panurginus cressoniellus) Panurginus ineptus Peponapis pruinosa Perdita affinis Cresson, 1878 (Perdita affinis) Perdita ainsliei Crawford, 1932 (Perdita ainsliei) Perdita albipennis canadensis Perdita bequaerti bequaerti Perdita bequaerti indianensis Perdita bruneri Perdita fallax Cockerell, 1896 (Perdita fallax) Perdita halictoides Perdita laticincta Swenk and Cockerell, 1907 (Perdita laticincta) Perdita luteiceps Cockerell, 1896 (Perdita luteiceps) Perdita maculigera maculipennis Perdita nevadensis nevadensis Cockerell, 1896 (Nevada Fairy Bee) Perdita octomaculata Perdita perpallida Perdita pretiosa Timberlake, 1980 (Perdita pretiosa) Perdita stottleri Cockerell, 1896 (Stottler s Perdita) Perdita swenki Perdita tridentata Stevens, 1919 (Perdita tridentata) Protosmia rubifloris (Cockerell, 1898) (Protosmia rubifloris) Pseudopanurgus aestivalis (Provancher, 1882) (Pseudopanurgus aestivalis) Pseudopanurgus aethiops (Cresson, 1872) (Pseudopanurgus aethiops) Pseudopanurgus albitarsis (Cresson 1872) (Pseudopanurgus albitarsis) Pseudopanurgus andrenoides (Smith, 1853) (Pseudopanurgus andrenoides) Pseudopanurgus didirupa (Cockerell, 1908) (Pseudopanurgus didirupa) Pseudopanurgus illinoiensis (Cresson, 1878) (Pseudopanurgus illinoiensis) Pseudopanurgus innuptus (Cockerell, 1896) (Pseudopanurgus innuptus ) Pseudopanurgus irregularis (Cockerell, 1922) (Pseudopanurgus irregularis) Pseudopanurgus parvus (Robertson, 1892) (Pseudopanurgus parvus) Pseudopanurgus pauper (Cresson, 1878) (Pseudopanurgus pauper) Pseudopanurgus pecki (Cockerell 1937) (Pseudopanurgus pecki) Pseudopanurgus piercei (Crawford, 1903) (Pseudopanurgus piercei) Pseudopanurgus renimaculatus (Cockerell, 1896) (Pseudopanurgus renimaculatus) Pseudopanurgus rudbeckiae (Robertson, 1895) (Pseudopanurgus rudbeckiae) Pseudopanurgus simulans (Swenk and Cockerell, 1907) (Pseudopanurgus simulans) Pseudopanurgus solidaginis (Robertson, 1893) (Pseudopanurgus solidaginis) Ptilothrix bombiformis (Cresson, 1878) (Hibiscus Turret Bee) Sphecodes aroniae Mitchell, 1960 (Chokeberry Cuckoo Sweat Bee) Sphecodes arroyanus Cockerell, 1904 (Sphecodes arroyanus) Sphecodes atlantis Mitchell, 1956 (Sphecodes atlantis) Sphecodes autumnalis Mitchell, 1956 (Sphecodes autumnalis) Sphecodes borealis Cockerell, 1937 (Sphecodes borealis) Sphecodes clematidis Robertson, 1897 (Sphecodes clematidis) Sphecodes confertus Say, 1837 (Sphecodes confertus) Sphecodes coronus Mitchell, 1956 (Sphecodes coronus) Sphecodes cressonii (Robertson, 1903) (Sphecodes cressonii) Sphecodes davisii Robertson, 1897 (Davis s Cuckoo Sweat Bee) Sphecodes dichrous Smith, 1853 (Sphecodes dichrous) Sphecodes galerus Lovell and Cockerell, 1907 (Sphecodes galerus) Sphecodes heraclei heraclei Robertson, 1897 (Sphecodes heraclei heraclei) Sphecodes hudsoni Cockerell, 1911 (Sphecodes hudsoni) Sphecodes illinoensis (Robertson, 1903) (Sphecodes illinoensis) Sphecodes johnsonii Lovell, 1909 (Sphecodes johnsonii) Sphecodes lautipennis Cockerell, 1908 (Sphecodes lautipennis) Sphecodes levis Lovell and Cockerell, 1907 (Sphecodes levis) Sphecodes mandibularis Cresson, 1872 (Sphecodes mandibularis) Sphecodes minor Robertson, 1898 (Minor Cuckoo Sweat Bee) Sphecodes pecosensis pecosensis Cockerell, 1904 (Pecos Cuckoo Sweat Bee) Sphecodes persimilis Lovell and Cockerell 1907 (Sphecodes persimilis) Sphecodes pimpinellae Robertson, 1900 (Sphecodes pimpinellae) Sphecodes politulus Cockerell, 1937 (Sphecodes politulus) Sphecodes prosphorus Lovell and Cockerell, 1907 (Sphecodes prosphorus) Sphecodes pusillus Cockerell, 1937 (Sphecodes pusillus) Sphecodes ranunculi Robertson, 1897 (Sphecodes ranunculi) Sphecodes solidaginis Cockerell, 1973 (Sphecodes solidaginis) Sphecodes solonis Graenicher, 1911 (Sphecodes solonis) Sphecodes stygius Robertson 1893 (Sphecodes stygius) Sphecodes townesi Mitchell, 1956 (Townes Cuckoo Sweat Bee) Stelis anasazi Parker and Griswold, 2013 (Anasazi Cuckoo Carder Bee) Stelis ashmeadiellae Timberlake, 1941 (Ashmeads Cuckoo Carder Bee) Stelis calliphorina Cockerell, 1911 (Indigo Cuckoo Carder Bee) Stelis callura Cockerell, 1925 (Purple Cuckoo Carder Bee) Stelis carnifex Cockerell, 1911 (Executioner Cuckoo Carder Bee) Stelis coarctatus Crawford, 1916 (Constrained Cuckoo Carder Bee) Stelis elegans Cresson, 1864 (Elegant Cuckoo Carder Bee) Stelis foederalis Smith, 1854 (Federal Cuckoo Carder Bee) Stelis interrupta Cresson, 1879 (Interrupted Cuckoo Carder Bee) Stelis labiata Provancher, 1888 (Kissing Cuckoo Carder Bee) Stelis lateralis Cresson, 1864 (Laterally-marked Cuckoo Carder Bee) Stelis louisae Cockerell, 1911 (Louisiana Cuckoo Carder Bee) Stelis maculata (Provancher, 1888) (Maculated Cuckoo Carder Bee) Stelis montana Cresson, 1864 (Montana Cuckoo Carder Bee) Stelis monticola Cresson, 1864 (Mountain Cuckoo Carder Bee) Stelis nitida Cresson, 1878 (Healthy Cuckoo Carder Bee) Stelis occidentalis Parker and Griswold, 2013 (Western Cuckoo Carder Bee) Stelis permaculata Cockerell, 1898 (Sixteen-spotted Cuckoo Carder Bee) Stelis ricardonis Cockerell, 1912 (Ricardo\\\\\\\\\\\\\\\'s Cuckoo Carder Bee) Stelis rubi Cockerell, 1898 (Blackberry Cuckoo Carder Bee) Stelis subemarginata Cresson, 1878 (Subemarginate Cuckoo Carder Bee) Svastra obliqua obliqua (Say, 1837) (Svastra obliqua obliqua) Triepeolus balteatus Cockerell, 1921 (Mountain Cuckoo Nomad Bee) Triepeolus brittaini Cockerell, 1931 (Brittain s Cuckoo Nomad Bee) Triepeolus cressonii Robertson, 1897 (Triepeolus cressonii ) Triepeolus dacotensis (Stevens, 1919) (Triepeolus dacotensis) Triepeolus donatus (Smith, 1854) (Triepeolus donatus) Triepeolus eliseae Rightmyer, 2017 (Elise s Cuckoo Bee) Triepeolus helianthi (Robertson, 1897) (Triepeolus helianthi) Triepeolus lunatus (Say, 1824) (Triepeolus lunatus) Triepeolus michiganensis Mitchell, 1962 (Triepeolus michiganensis) Triepeolus nigrihirtus Mitchell, 1962 (Triepeolus nigrihirtus ) Triepeolus obliteratus Graenicher, 1911 (Triepeolus obliteratus) Triepeolus occidentalis (Cresson, 1878) (Triepeolus occidentalis) Triepeolus paenepectoralis Viereck, 1905 (Triepeolus paenepectoralis) Triepeolus pectoralis (Robertson, 1897) (Triepeolus pectoralis) Triepeolus remigatus (Fabricius, 1804) (Triepeolus remigatus) Triepeolus rhododontus Cockerell, 1921 (Triepeolus rhododontus) Triepeolus sarothrinus (Cockerell, 1929) (Triepeolus sarothrinus) Triepeolus sp SK Triepeolus subalpinus Cockerell, 1910 (Triepeolus subalpinus) Triepeolus texanus (Cresson, 1878) (Triepeolus texanus) Triepeolus timberlakei Cockerell, 1929 (Triepeolus timberlakei) Xylocopa sonorina Smith, 1874 (Hawaiian Carpenter Bee) Xylocopa virginica virginica (Linnaeus, 1771) (Eastern Carpenter Bee) Zacosmia maculata (Cresson, 1879) (Zacosmia maculata)