| Caupolicana electa Cresson, 1878 | |
| Caupolicana elegans (Timberlake, 1965) | ⇒ Zikanapis elegans Timberlake, 1965 |
| Caupolicana ocellata Michener, 1966 | |
| Caupolicana yarrowi Cresson, 1875 | |
| Colletes (Colletes) daviesanus Smith, 1846 | Davies' Colletes |
| Colletes (Colletes) floralis Eversmann, 1852 | Northern Colletes |
| Colletes (Colletes) fodiens Fourcroy, 1785 | Hairy-Saddled Colletes |
| Colletes (Colletes) halophilus Verhoeff, 1944 | Sea aster bee |
| Colletes (Colletes) hederae Schmidt & We..., 1993 | Ivy Bee |
| Colletes (Colletes) marginatus Smith, 1846 | Little Colletes |
| Colletes (Colletes) similis (Schenck, 1853) | ⇒ Colletes mandibularis Smith, 1853 |
| Colletes (Colletes) succinctus Linnaeus, 1758 | Girdled Colletes |
| Colletes (Pachycolletes) cunicularius Linnaeus, 1761 | Early Colletes |
| Colletes abeillei Perez, 1903 | |
| Colletes aberrans Cockerell, 1897 | Aberrant Cellophane Bee |
| Colletes acutiformis Noskiewicz, 1936 | |
| Colletes acutus Perez, 1903 | |
| Colletes aestivalis Patton, 1879 | |
| Colletes albescens Cresson, 1868 | |
| Colletes albomaculatus Lucas, 1849 | |
| Colletes alfkeni Noskiewicz, 1958 | |
| Colletes algarobiae Cockerell, 1900 | |
| Colletes americana (Cresson, 1868) | ⇒ Colletes americanus Cresson, 1868 |
| Colletes americanus Cresson, 1868 | American Cellophane Bee |
| Colletes anchusae Noskiewicz, 1924 | |
| Colletes andrewsi Cockerell, 1906 | |
| Colletes angelicus Cockerell, 1905 | |
| Colletes ankarae Warncke, 1978 | |
| Colletes annae Cockerell, 1897 | |
| Colletes arabicus Kuhlmann, 2002 | |
| Colletes aridus Stephen, 1954 | |
| Colletes arizonensis Stephen, 1954 | |
| Colletes armeniacus Friese, 1921 | |
| Colletes arztbergi Kuhlmann, 2003 | |
| Colletes asiaticus Kuhlmann, 1999 | |
| Colletes askhabadensis Radoszkowski, 1886 | |
| Colletes atlassus Kuhlmann, 2002 | |
| Colletes banksi Swenk, 1908 | |
| Colletes beamerorum Stephen, 1954 | |
| Colletes bidentulus Noskiewicz, 1936 | |
| Colletes birkmanni Swenk, 1906 | |
| Colletes biskrensis Noskiewicz, 1936 | |
| Colletes bradleyi Mitchell, 1951 | |
| Colletes brevicornis (Robertson, 1897) | ⇒ Colletes mlokossewiczi Radoszkowski, 1891 |
| Colletes brevigena Noskiewicz, 1936 | |
| Colletes brimleyi Mitchell, 1951 | |
| Colletes bryanti Timberlake, 1951 | Bryant´s Cellophane Bee |
| Colletes bulbotibialis Stephen, 1954 | |
| Colletes bytinskii Noskiewicz, 1955 | |
| Colletes californica Provancher, 1895 | |
| Colletes canescens Smith, 1853 | Stout tagelus |
| Colletes carinatus Radoszkowski, 1891 | |
| Colletes cariniger Perez, 1903 | |
| Colletes caskanus Strand, 1919 | |
| Colletes caspicus Morawitz, 1874 | |
| Colletes cercidii Timberlake, 1951 | |
| Colletes chamaesarachae Cockerell, 1897 | |
| Colletes chengtehensis Yasumatsu, 1935 | |
| Colletes ciliata Patton, 1879 | |
| Colletes ciliatoides Stephen, 1954 | |
| Colletes clypeonitens Swenk, 1906 | |
| Colletes collaris Dours, 1872 | |
| Colletes comatoides Kuhlmann & P..., 2013 | |
| Colletes comatus Noskiewicz, 1936 | |
| Colletes compactus Cresson, 1868 | Aster Cellophane Bee |
| Colletes consors Cresson, 1868 | |
| Colletes coriandri Perez, 1895 | Chrysanthemum gall midge |
| Colletes covilleae Timberlake, 1951 | |
| Colletes cretaceus Morawitz, 1876 | |
| Colletes creticus Noskiewicz, 1936 | |
| Colletes cyprius Noskiewicz, 1936 | |
| Colletes daleae Cockerell, 1897 | |
| Colletes daourus Warncke, 1978 | |
| Colletes delodontus Viereck, 1903 | |
| Colletes deserticola Timberlake, 1951 | |
| Colletes dimidiatus Brullé, 1840 | |
| Colletes dinizi Kuhlmann, Or..., 2001 | |
| Colletes diodontus Benoist, 1958 | |
| Colletes distinctus Cresson, 1868 | |
| Colletes dorsalis Morawitz, 1888 | |
| Colletes dusmeti Noskiewicz, 1936 | |
| Colletes eatoni Morice, 1904 | |
| Colletes edentulus Noskiewicz, 1936 | |
| Colletes elegans Noskiewicz, 1936 | |
| Colletes eous Morice, 1904 | |
| Colletes escalerai Noskiewicz, 1936 | |
| Colletes eulophi Robertson, 1891 | |
| Colletes formosus Perez, 1895 | Chrysanthemum gall midge |
| Colletes foveolaris Perez, 1903 | |
| Colletes fulgidus Swenk, 1904 | Glittering Cellophane Bee |
| Colletes fuscicornis Noskiewicz, 1936 | |
| Colletes gallicus Radoszkowski, 1891 | |
| Colletes gilensis Cockerell, 1897 | |
| Colletes glaber Warncke, 1978 | |
| Colletes graeffei Alfken, 1900 | |
| Colletes guichardi Kuhlmann, 2003 | |
| Colletes gypsicolens Cockerell, 1897 | |
| Colletes hakkari Kuhlmann, 2002 | |
| Colletes hethiticus Warncke, 1978 | |
| Colletes hiekejuniori Kuhlmann, 2003 | |
| Colletes hiekeseniori Kuhlmann, 2003 | |
| Colletes howardi Swenk, 1925 | Howard´s Cellophane Bee |
| Colletes hyalinus Provancher, 1888 | Freckled milkvetch |
| Colletes hylaeiformis Eversmann, 1852 | |
| Colletes impunctatus Nylander, 1852 | Impunctate Cellophane Bee |
| Colletes inaequalis Say, 1837 | Polyester bee |
| Colletes inconspicuus Kirby, 1900 | |
| Colletes inexpectatus Noskiewicz, 1936 | |
| Colletes intermixtus Swenk, 1905 | Peppertree |
| Colletes intricans Spinola, 1838 | |
| Colletes iranicus Noskiewicz, 1962 | |
| Colletes jejunus Noskiewicz, 1936 | |
| Colletes judaicus Noskiewicz, 1955 | |
| Colletes kansensis Stephen, 1954 | |
| Colletes kincaidii Cockerell, 1898 | |
| Colletes lacunatus Dours, 1872 | |
| Colletes larreae Timberlake, 1951 | |
| Colletes laticinctus Timberlake, 1951 | |
| Colletes latitarsis Robertson, 1891 | Broad-footed Cellophane Bee |
| Colletes ligatus Erichson, 1855 | |
| Colletes linsleyi Timberlake, 1951 | |
| Colletes longifacies Stephen, 1954 | Long-faced Cellophane Bee |
| Colletes louisae Cockerell, 1897 | |
| Colletes lutzi Timberlake, 1943 | |
| Colletes maidli Noskiewicz, 1936 | |
| Colletes mandibularis Smith, 1853 | Stout tagelus |
| Colletes maroccanus Warncke, 1978 | |
| Colletes merceti Noskiewicz, 1936 | |
| Colletes metzi Timberlake, 1951 | |
| Colletes meyeri Noskiewicz, 1936 | |
| Colletes micheneri Stephen, 1954 | |
| Colletes microdontoides Kuhlmann, 2003 | |
| Colletes minutus Kuhlmann, 2002 | |
| Colletes mitchelli (Stephen, 1954) | ⇒ Colletes speculiferus Cockerell, 1927 |
| Colletes mixtus Radoszkowski, 1891 | |
| Colletes mlokossewiczi Radoszkowski, 1891 | |
| Colletes morawitzi Noskiewicz, 1936 | |
| Colletes moricei Saunders, 1904 | |
| Colletes nanaeformis Noskiewicz, 1959 | |
| Colletes nanus Friese, 1898 | |
| Colletes nasutus Smith, 1853 | Stout tagelus |
| Colletes nigricans Gistel, 1857 | |
| Colletes nigrifrons Titus, 1900 | |
| Colletes nitescens Timberlake, 1951 | |
| Colletes niveatus Kuhlmann, 2002 | |
| Colletes noskiewiczi Cockerell, 1942 | |
| Colletes nudus Robertson, 1898 | |
| Colletes ochraceus Swenk, 1906 | |
| Colletes ottomanus Noskiewicz, 1958 | |
| Colletes paniscus Viereck, 1903 | |
| Colletes pannonicus Hoelzler & M..., 2011 | |
| Colletes penulatus Noskiewicz, 1936 | |
| Colletes perezi Morice, 1904 | |
| Colletes perileucus Cockerell, 1924 | |
| Colletes petalostemonis Swenk, 1906 | |
| Colletes phaceliae Cockerell, 1906 | Phacelia Cellophane Bee |
| Colletes platycnema Snelling, 1975 | |
| Colletes producta (Robertson, 1891) | ⇒ Colletes productus Robertson, 1891 |
| Colletes productus Robertson, 1891 | |
| Colletes prosopidis Cockerell, 1897 | |
| Colletes pseudojejunus Noskiewicz, 1959 | |
| Colletes pulchellus Perez, 1903 | |
| Colletes pumilus Morice, 1904 | |
| Colletes punctatus Mocsáry, 1877 | |
| Colletes punctipennis Cresson, 1868 | |
| Colletes radoszkowskii Noskiewicz, 1936 | |
| Colletes robertsonii Dalla Torre, 1896 | |
| Colletes roborovskyi Friese, 1913 | |
| Colletes rozeni Kuhlmann, 2005 | |
| Colletes rubellus Noskiewicz, 1936 | |
| Colletes rudis Timberlake, 1951 | |
| Colletes rufocinctus Cockerell, 1929 | |
| Colletes salicicola Cockerell, 1897 | |
| Colletes salsolae Cockerell, 1934 | |
| Colletes saritensis Stephen, 1954 | |
| Colletes schmideggeri | |
| Colletes schmidi Noskiewicz, 1962 | |
| Colletes scopiventer Swenk, 1908 | |
| Colletes senilis Eversmann, 1852 | |
| Colletes sierrensis Frey-Gessner, 1903 | |
| Colletes simulans Cresson, 1868 | Spine-Shouldered Cellophane Bee |
| Colletes skinneri Viereck, 1903 | |
| Colletes slevini Cockerell, 1925 | Slevin´s Cellophane Bee |
| Colletes solidaginis Swenk, 1906 | Goldenrod Cellophane Bee |
| Colletes solitarius Timberlake, 1951 | |
| Colletes speculiferus Cockerell, 1927 | Beach Dune Cellophane Bee |
| Colletes sphaeralceae Timberlake, 1951 | |
| Colletes squamosus Morawitz, 1878 | |
| Colletes squamulosus Noskiewicz, 1936 | |
| Colletes standfussi Kuhlmann, 2003 | |
| Colletes stepheni Timberlake, 1958 | |
| Colletes susannae Swenk, 1925 | Susan´s Cellophane Bee |
| Colletes swenki Stephen, 1954 | |
| Colletes tardus Noskiewicz, 1936 | |
| Colletes tectiventris Timberlake, 1951 | |
| Colletes texana Cresson, 1872 | |
| Colletes thoracica (Smith, 1853) | ⇒ Colletes thoracicus Smith, 1853 |
| Colletes thoracicus Smith, 1853 | Stout tagelus |
| Colletes thysanellae Mitchell, 1951 | |
| Colletes timberlakei Stephen, 1954 | |
| Colletes titusensis Mitchell, 1951 | |
| Colletes transitorius Noskiewicz, 1936 | |
| Colletes trigonatus Cockerell, 1933 | |
| Colletes tuberculatus Morawitz, 1894 | |
| Colletes tuberculiger Noskiewicz, 1936 | |
| Colletes turgiventris Timberlake, 1951 | |
| Colletes utilis Cockerell, 1897 | |
| Colletes validus Cresson, 1868 | Blueberry Cellophane Bee |
| Colletes vandykei Timberlake, 1951 | |
| Colletes wahisi Kuhlmann, 2002 | |
| Colletes wahrmani Noskiewicz, 1959 | |
| Colletes warnckei Kuhlmann, 2002 | |
| Colletes wickhami Timberlake, 1943 | |
| Colletes willistoni Robertson, 1891 | Williston'S Cellophane Bee |
| Colletes wilmattae Cockerell, 1904 | |
| Colletes wolfi Kuhlmann, 1999 | |
| Colletes wollmanni Noskiewicz, 1936 | |
| Colletes wootoni Cockerell, 1897 | |
| Colletes xerophilus Timberlake, 1951 | |
| Colletes yemensis Noskiewicz, 1929 | |
| Eulonchopria punctatissima Michener, 1963 | |
| Hylaeus (Abrupta) cornutus Curtis, 1831 | Spined Hylaeus |
| Hylaeus (Cephalylaeus) basalis Smith, 1853 | Basal Masked Bee |
| Hylaeus (Dentigera) acer Dathe, 1980 | |
| Hylaeus (Dentigera) biarmicus Warncke, 1992 | |
| Hylaeus (Dentigera) brachycephalus Morawitz, 1868 | |
| Hylaeus (Dentigera) breviceps Morawitz, 1876 | |
| Hylaeus (Dentigera) brevicornis (Nylander, 1852) | ⇒ Hylaeus brevicornis Nylander, 1852 |
| Hylaeus (Dentigera) chukar Warncke, 1992 | |
| Hylaeus (Dentigera) conformis Förster, 1871 | |
| Hylaeus (Dentigera) giresunus | |
| Hylaeus (Dentigera) glacialis Morawitz, 1872 | |
| Hylaeus (Dentigera) gredleri Förster, 1871 | |
| Hylaeus (Dentigera) imparilis Förster, 1871 | |
| Hylaeus (Dentigera) intermedius Förster, 1871 | |
| Hylaeus (Dentigera) kahri Förster, 1871 | |
| Hylaeus (Dentigera) longulus Perez, 1903 | |
| Hylaeus (Dentigera) maximilianus Dathe, 2006 | |
| Hylaeus (Dentigera) oenanthe Warncke, 1992 | |
| Hylaeus (Dentigera) pallidicornis Morawitz, 1876 | |
| Hylaeus (Dentigera) penalaris Dathe, 1979 | |
| Hylaeus (Dentigera) pilosulus Perez, 1903 | |
| Hylaeus (Dentigera) punctus Förster, 1871 | |
| Hylaeus (Dentigera) rubicola (Saunders, 1850) | ⇒ Hylaeus brevicornis Nylander, 1852 |
| Hylaeus (Dentigera) simus Vachal, 1895 | |
| Hylaeus (Dentigera) syriacus Alfken, 1936 | |
| Hylaeus (Hylaeana) graenicheri Mitchell, 1951 | Graenicher´s Masked Bee |
| Hylaeus (Hylaeana) panamensis Michener, 1954 | Long-legged cave amphipod |
| Hylaeus (Hylaeus) adriaticus Warncke, 1972 | |
| Hylaeus (Hylaeus) angustatus Schenck, 1861 | |
| Hylaeus (Hylaeus) annulatus Linnaeus, 1758 | Annulate Masked Bee |
| Hylaeus (Hylaeus) araxanus Warncke, 1981 | |
| Hylaeus (Hylaeus) atlassus | |
| Hylaeus (Hylaeus) beaumonti Benoist, 1943 | |
| Hylaeus (Hylaeus) cardioscapus Сockerell, 1924 | |
| Hylaeus (Hylaeus) cervinus Warncke, 1992 | |
| Hylaeus (Hylaeus) communis Nylander, 1852 | Common Yellow Face Bee |
| Hylaeus (Hylaeus) crispulus Dathe, 1980 | |
| Hylaeus (Hylaeus) deceptorius Benoist, 1959 | |
| Hylaeus (Hylaeus) difformis Eversmann, 1852 | |
| Hylaeus (Hylaeus) dolichocephalus Morawitz, 1876 | |
| Hylaeus (Hylaeus) funereus Warncke, 1992 | |
| Hylaeus (Hylaeus) gracilicornis Morawitz, 1867 | |
| Hylaeus (Hylaeus) hameri Dathe, 1995 | Douglas-fir cone gall midge |
| Hylaeus (Hylaeus) hellenicus Dathe, 2000 | |
| Hylaeus (Hylaeus) ibericus Dathe, 2000 | |
| Hylaeus (Hylaeus) implicatus Dathe, 1980 | |
| Hylaeus (Hylaeus) impressiventris Benoist, 1960 | |
| Hylaeus (Hylaeus) jantaris Dathe, 1980 | |
| Hylaeus (Hylaeus) koenigsmanni Dathe, 1981 | |
| Hylaeus (Hylaeus) kotschisus Warncke, 1981 | |
| Hylaeus (Hylaeus) kurdus Warncke, 1981 | |
| Hylaeus (Hylaeus) labiatifrons Cockerell, 1896 | |
| Hylaeus (Hylaeus) leptocephalus Morawitz, 1870 | Slender-faced Masked Bee |
| Hylaeus (Hylaeus) mariannae Theunert, 2013 | |
| Hylaeus (Hylaeus) maritimus Bridwell, 1910 | |
| Hylaeus (Hylaeus) mesillae Cockerell, 1896 | Mesilla Masked Bee |
| Hylaeus (Hylaeus) monedulus Warncke, 1992 | |
| Hylaeus (Hylaeus) moricei Friese, 1898 | |
| Hylaeus (Hylaeus) nigritus Fabricius, 1798 | |
| Hylaeus (Hylaeus) nivaliformis Dathe, 1977 | Chokecherry midge |
| Hylaeus (Hylaeus) nivalis Morawitz, 1867 | |
| Hylaeus (Hylaeus) nyrocus Warncke, 1992 | |
| Hylaeus (Hylaeus) pallescens | |
| Hylaeus (Hylaeus) paulus Bridwell, 1919 | |
| Hylaeus (Hylaeus) pyrenaicus Dathe, 2000 | |
| Hylaeus (Hylaeus) rudbeckiae Cockerell & ..., 1895 | |
| Hylaeus (Hylaeus) saniculae Robertson, 1896 | |
| Hylaeus (Hylaeus) scutellaris Morawitz, 1873 | |
| Hylaeus (Hylaeus) sejunctus Snelling, 1970 | |
| Hylaeus (Hylaeus) sidensis Warncke, 1981 | |
| Hylaeus (Hylaeus) tardus Warncke, 1981 | |
| Hylaeus (Hylaeus) torquatus Warncke, 1992 | |
| Hylaeus (Hylaeus) trifidus Alfken, 1936 | |
| Hylaeus (Hylaeus) trisignatus Morawitz, 1876 | |
| Hylaeus (Hylaeus) trochilus | |
| Hylaeus (Hylaeus) tyrolensis Förster, 1871 | |
| Hylaeus (Hylaeus) verticalis Cresson, 1869 | Vertical Masked Bee |
| Hylaeus (Koptogaster) bifasciatus Jurine, 1807 | |
| Hylaeus (Koptogaster) punctulatissimus Smith, 1842 | Conrad thracia |
| Hylaeus (Koptogaster) tetris Dathe, 2000 | |
| Hylaeus (Lambdopsis) annularis (Kirby, 1802) | ⇒ Hylaeus annularis Kirby, 1802 |
| Hylaeus (Lambdopsis) crassanus Warncke, 1972 | |
| Hylaeus (Lambdopsis) dilatatus (Kirby, 1802) | ⇒ Hylaeus annularis Kirby, 1802 |
| Hylaeus (Lambdopsis) euryscapus Förster, 1871 | |
| Hylaeus (Lambdopsis) melba Warncke, 1992 | |
| Hylaeus (Lambdopsis) pfankuchi Alfken, 1919 | Douglas-fir cone scale midge |
| Hylaeus (Lambdopsis) rinki Gorski, 1852 | |
| Hylaeus (Lambdopsis) scutellatus Spinola, 1838 | |
| Hylaeus (Lambdopsis) subbutea Warncke, 1992 | |
| Hylaeus (Lambdopsis) tephronotus Warncke, 1992 | |
| Hylaeus (Mehelyana) friesei Alfken, 1904 | |
| Hylaeus (Nesoprosopis) pectoralis Förster, 1871 | |
| Hylaeus (Paraprosopis) albonotatus Walker, 1871 | |
| Hylaeus (Paraprosopis) asininus Cockerell & ..., 1895 | |
| Hylaeus (Paraprosopis) ater Saunders, 1903 | |
| Hylaeus (Paraprosopis) azorae Warncke, 1992 | |
| Hylaeus (Paraprosopis) calvus Metz, 1911 | Bald Masked Bee |
| Hylaeus (Paraprosopis) canariensis Erlandsson, 1983 | |
| Hylaeus (Paraprosopis) clypearis (Schenck, 1853) | ⇒ Lasioglossum clypeare Schenck, 1853 |
| Hylaeus (Paraprosopis) coloradensis Cockerell, 1896 | |
| Hylaeus (Paraprosopis) dinkleri Friese, 1898 | |
| Hylaeus (Paraprosopis) donbakeri Dathe, 1995 | Douglas-fir cone gall midge |
| Hylaeus (Paraprosopis) elatus Warncke, 1981 | |
| Hylaeus (Paraprosopis) emir Dathe, 2000 | |
| Hylaeus (Paraprosopis) fraternus Bingham, 1898 | |
| Hylaeus (Paraprosopis) gribodoi Vachal, 1895 | |
| Hylaeus (Paraprosopis) gujaraticus Nurse, 1903 | |
| Hylaeus (Paraprosopis) hohmanni Dathe, 1993 | |
| Hylaeus (Paraprosopis) lactipennis Benoist, 1957 | |
| Hylaeus (Paraprosopis) lineolatus Schenck, 1861 | |
| Hylaeus (Paraprosopis) livius Warncke, 1992 | |
| Hylaeus (Paraprosopis) lunicraterius Snelling, 1970 | |
| Hylaeus (Paraprosopis) maderensis Cockerell, 1921 | |
| Hylaeus (Paraprosopis) megalotis Swenk & Cock..., 1910 | |
| Hylaeus (Paraprosopis) mendibus | |
| Hylaeus (Paraprosopis) nevadensis Cockerell, 1896 | |
| Hylaeus (Paraprosopis) omanicus Dathe, 1995 | Douglas-fir cone gall midge |
| Hylaeus (Paraprosopis) personatellus Cockerell, 1915 | |
| Hylaeus (Paraprosopis) pictipes Nylander, 1852 | Colletid bee |
| Hylaeus (Paraprosopis) polifolii Cockerell, 1901 | |
| Hylaeus (Paraprosopis) sinuatus (Schenck, 1853) | ⇒ Hylaeus gribodoi Vachal, 1895 |
| Hylaeus (Paraprosopis) sonorensis Cockerell, 1924 | |
| Hylaeus (Paraprosopis) soror Perez, 1903 | |
| Hylaeus (Paraprosopis) styriacus Förster, 1871 | |
| Hylaeus (Paraprosopis) taeniolatus Förster, 1871 | |
| Hylaeus (Paraprosopis) taizzi Dathe, 2010 | |
| Hylaeus (Paraprosopis) wootoni Cockerell, 1896 | |
| Hylaeus (Paraprosopis) xanthopoda Vachal, 1895 | |
| Hylaeus (Prosopis) absolutus Gribodo, 1894 | |
| Hylaeus (Prosopis) affinis Smith, 1853 | Eastern Masked Bee |
| Hylaeus (Prosopis) alexandrinus Warncke, 1992 | |
| Hylaeus (Prosopis) confluens Smith, 1853 | Neighbor tagelus |
| Hylaeus (Prosopis) confusus Nylander, 1852 | White-Jawed Yellow-Face |
| Hylaeus (Prosopis) convergens Dathe, 2000 | |
| Hylaeus (Prosopis) coriaceus Perez, 1895 | |
| Hylaeus (Prosopis) damascenus Magretti, 1890 | |
| Hylaeus (Prosopis) duckei Alfken, 1904 | |
| Hylaeus (Prosopis) episcopalis Cockerell, 1896 | |
| Hylaeus (Prosopis) excelsus Alfken, 1931 | |
| Hylaeus (Prosopis) garrulus Warncke, 1981 | |
| Hylaeus (Prosopis) gazagnairei Vachal, 1891 | |
| Hylaeus (Prosopis) gibbus Saunders, 1850 | |
| Hylaeus (Prosopis) incongruus Förster, 1871 | White-lipped yellow-face bee |
| Hylaeus (Prosopis) laevithorax Alfken, 1924 | |
| Hylaeus (Prosopis) luteobalteatus Dours, 1872 | |
| Hylaeus (Prosopis) luteus Alfken, 1938 | |
| Hylaeus (Prosopis) maculatus Alfken, 1904 | |
| Hylaeus (Prosopis) meridionalis Förster, 1871 | |
| Hylaeus (Prosopis) modestus Say, 1837 | Modest Masked Bee |
| Hylaeus (Prosopis) nelumbonis Robertson, 1890 | Nelumbo Masked Bee |
| Hylaeus (Prosopis) orientalicus Warncke, 1981 | |
| Hylaeus (Prosopis) ornatus Mitchell, 1951 | |
| Hylaeus (Prosopis) pectoralis Förster, 1871 | Reed yellow-face bee |
| Hylaeus (Prosopis) pictus (Smith, 1853) | ⇒ Hylaeus pictulus Michener, 1965 |
| Hylaeus (Prosopis) praenotatus Förster, 1871 | |
| Hylaeus (Prosopis) rubosus Warncke, 1981 | |
| Hylaeus (Prosopis) rugicollis Morawitz, 1873 | |
| Hylaeus (Prosopis) schwarzii Cockerell, 1896 | Schwarz'S Masked Bee |
| Hylaeus (Prosopis) signatus Panzer, 1798 | Large yellow-face bee |
| Hylaeus (Prosopis) teruelus Warncke, 1981 | |
| Hylaeus (Prosopis) trinotatus Perez, 1895 | |
| Hylaeus (Prosopis) tuertonis Cockerell, 1906 | |
| Hylaeus (Prosopis) variegatus Fabricius, 1798 | Masked bee |
| Hylaeus (Prosopis) variolaris Morawitz, 1876 | |
| Hylaeus (Prosopis) volusiensis Mitchell, 1951 | |
| Hylaeus (Spatulariella) adspersus Alfken, 1935 | |
| Hylaeus (Spatulariella) alpinus Morawitz, 1867 | |
| Hylaeus (Spatulariella) armeniacus Warncke, 1981 | |
| Hylaeus (Spatulariella) cypricola Warncke, 1972 | |
| Hylaeus (Spatulariella) fossifer Dathe, 1995 | Douglas-fir cone gall midge |
| Hylaeus (Spatulariella) hyalinatus (Smith, 1842) | ⇒ Hylaeus milossa Warncke, 1981 |
| Hylaeus (Spatulariella) hyperpunctatus Strand, 1909 | |
| Hylaeus (Spatulariella) ibex Morawitz, 1878 | |
| Hylaeus (Spatulariella) iranicus Dathe, 1980 | |
| Hylaeus (Spatulariella) irritans Dathe, 1980 | |
| Hylaeus (Spatulariella) longimaculus Alfken, 1936 | |
| Hylaeus (Spatulariella) mauricus Warncke, 1981 | |
| Hylaeus (Spatulariella) milossus Warncke, 1981 | |
| Hylaeus (Spatulariella) planulus Warncke, 1981 | |
| Hylaeus (Spatulariella) punctatus Brullé, 1832 | Punctate Masked Bee |
| Hylaeus (Spatulariella) sulphuripes Gribodo, 1894 | |
| Hylaeus (Spatulariella) tauricus Warncke, 1981 | |
| Hylaeus (Uncertain) arabicus Vachal, 1900 | |
| Hylaeus (Uncertain) decaoctus Warncke, 1992 | |
| Hylaeus aenigmus Viereck, 1903 | |
| Hylaeus bisinuatus (Förster, 1871) | ⇒ Hylaeus leptocephalus Morawitz, 1870 |
| Hylaeus conspicua Metz, 1911 | |
| Hylaeus cookii Metz, 1911 | |
| Hylaeus elliptica Kirby, 1837 | |
| Hylaeus fedorica Cockerell, 1909 | |
| Hylaeus flammipes Robertson, 1893 | |
| Hylaeus floridanus Robertson, 1893 | |
| Hylaeus formosus Krombein, 1953 | |
| Hylaeus gaigei Cockerell, 1916 | |
| Hylaeus georgica Cockerell, 1898 | |
| Hylaeus granulatus Metz, 1911 | |
| Hylaeus hurdi Snelling, 1966 | |
| Hylaeus illinoisensis Robertson, 1896 | |
| Hylaeus insolitus Snelling, 1966 | |
| Hylaeus nunemacheri Bridwell, 1919 | |
| Hylaeus seclusus Cockerell & ..., 1931 | |
| Hylaeus sparsa Cresson, 1869 | |
| Hylaeus suffusa Cockerell, 1896 | |
| Hylaeus timberlakei Snelling, 1970 | |
| Hylaeus transvittata Cockerell, 1917 | |
| Ptiloglossa arizonensis Timberlake, 1946 | |
| Ptiloglossa jonesi Timberlake, 1946 | |
| Zikanapis elegans Timberlake, 1965 | |
