Osmia Panzer, 1806

Osmia adae Bingham, 1897

Osmia adunca (Panzer, 1798)

Osmia aeruginosa Warncke, 1988

Osmia agilis Morawitz, 1875

Osmia alaiensis van der Zanden, 1994

Osmia albiventris Cresson, 1864

Osmia albolateralis Cockerell, 1906

Osmia alfkenii Ducke, 1899

Osmia aliciae Ayala & Griswold, 2005

Osmia alpestris Rust & Bohart, 1986

Osmia alticola Benoist, 1922

Osmia amathusica Mavromoustakis, 1937

Osmia anceps Pérez, 1895

Osmia andrenoides Spinola, 1808

Osmia angustipes Cockerell, 1933

Osmia anthocopoides (Schenck, 1853)

Osmia apicata Smith, 1853

Osmia aquila Warncke, 1988

Osmia argyropyga Pérez, 1879

Osmia ariadne Peters, 1978

Osmia ashmeadii (Titus, 1904)

Osmia atriventris Cresson, 1864

Osmia atroalba Morawitz, 1875

Osmia atrocyanea Cockerell, 1897

Osmia atrorufa Friese, 1913

Osmia aurulenta (Panzer, 1799)

Osmia ausica Cockerell, 1944

Osmia austromaritima Michener, 1936

Osmia avedata Warncke, 1992

Osmia avosetta Warncke, 1988

Osmia azteca Cresson, 1878

Osmia bakeri Sandhouse, 1924

Osmia balearica Schmiedeknecht, 1885

Osmia bella Cresson, 1878

Osmia bicolor (Schrank, 1781)

Osmia bischoffi Atanassov, 1938

Osmia botitena Cockerell, 1909

Osmia breviata Warncke, 1988

Osmia brevicornis (Fabricius, 1798)

Osmia brevipes van der Zanden, 1994

Osmia brevis Cresson, 1864

Osmia bruneri Cockerell, 1897

Osmia bucephala Cresson, 1864

Osmia caerulescens (Linnaeus, 1758)

Osmia cahuilla Cooper, 1993

Osmia calcarata White, 1952

Osmia californica Cresson, 1864

Osmia calla Cockerell, 1897

Osmia capicola Friese, 1906

Osmia cara Cockerell, 1910

Osmia carinoclypearis Wu, 1985

Osmia caulicola Cockerell, 1934

Osmia cephalotes Morawitz, 1870

Osmia cerasi Cockerell, 1897

Osmia cerinthidis Morawitz, 1876

Osmia chalybea Smith, 1853

Osmia chinensis Morawitz, 1890

Osmia chrysaetos Warncke, 1988

Osmia chrysolepta Haeseler, 2005

Osmia cinctella Dours, 1873

Osmia cinerea Warncke, 1988

Osmia cinnabarina Pérez, 1895

Osmia claremontensis Michener, 1936

Osmia clarescens Cockerell, 1911

Osmia claviventris Thomson, 1872

Osmia clypearis Morawitz, 1871

Osmia cobaltina Cresson, 1878

Osmia cockerelli Sandhouse, 1939

Osmia coerulescens (Latreille, 1758)

Osmia collinsiae Robertson, 1905

Osmia coloradensis Cresson, 1878

Osmia concavoclypearis Wu, 1985

Osmia conjuncta Cresson, 1864

Osmia cordata Robertson, 1902

Osmia corniculata (van der Zanden, 1989)

Osmia cornifrons (Radoszkowski, 1887)

Osmia cornuta (Latreille, 1805)

Osmia crassa Rust & Bohart, 1986

Osmia croceiventris Radoszkowski, 1882

Osmia cyanella Cockerell, 1897

Osmia cyaneonitens Cockerell, 1906

Osmia cyanescens Morawitz, 1875

Osmia cyanopoda Cockerell, 1916

Osmia cyanoxantha Pérez, 1879

Osmia cyrenaica Peters, 1978

Osmia dakotensis Michener, 1937

Osmia damascena Pérez, 1911

Osmia decorata Morawitz, 1886

Osmia densa Cresson, 1864

Osmia derasa Pérez, 1895

Osmia difficilis Morawitz, 1875

Osmia dilaticornis Morawitz, 1875

Osmia dimidiata Morawitz, 1870

Osmia diomedia Warncke, 1988

Osmia disjuncta Tkalcu, 1995

Osmia distincta Cresson, 1864

Osmia dives Mocsary, 1877

Osmia dlabolae Tkalcu, 1978

Osmia dolerosa Sandhouse, 1939

Osmia dusmeti van der Zanden, 1998

Osmia ednae Cockerell, 1907

Osmia emarginata Lepeletier, 1841

Osmia enixa Sandhouse, 1924

Osmia ephippiata Smith, 1879

Osmia erythrogastra Ferton, 1905

Osmia excavata Alfken, 1903

Osmia exigua Cresson, 1878

Osmia fasciata Latreille, 1811

Osmia fedtschenkoi Morawitz, 1875

Osmia felti Cockerell, 1911

Osmia ferruginea Latreille, 1811

Osmia fervida Smith, 1853

Osmia flavipes Friese, 1909

Osmia forticornis van der Zanden, 1989

Osmia foxi Cameron, 1901

Osmia francisconis White, 1952

Osmia frieseana Ducke, 1899

Osmia frunseensis Warncke, 1992

Osmia gabrielis Cockerell, 1910

Osmia gallarum Spinola, 1808

Osmia gaudiosa Cockerell, 1907

Osmia gemmea Pérez, 1896

Osmia georgica Cresson, 1878

Osmia giffardi Sandhouse, 1939

Osmia giliarum Cockerell, 1906

Osmia glareola Warncke, 1988

Osmia glauca (Fowler, 1899)

Osmia gracilicornis Pérez, 1895

Osmia granulosa Cockerell, 1911

Osmia grindeliae Cockerell, 1910

Osmia grinnelli Cockerell, 1910

Osmia gulmargensis Nurse, 1903

Osmia gutturalis Warncke, 1988

Osmia haemorrhoa Morawitz, 1886

Osmia heliaca Warncke, 1988

Osmia helicicola Robinaeau, 1836

Osmia hellados van der Zanden, 1984

Osmia hemera Sandhouse, 1939

Osmia hendersoni Cockerell, 1907

Osmia hermona Warncke, 1992

Osmia hesperos Sandhouse, 1939

Osmia heteracantha Pérez, 1896

Osmia hurdi White, 1952

Osmia hyperborea Tkalcu, 1983

Osmia iberica van der Zanden, 1987

Osmia illinoensis Robertson, 1897

Osmia imitatrix (Tkalcu, 1992)

Osmia indeprensa Sandhouse, 1939

Osmia indigotea Morawitz, 1875

Osmia inermis (Zetterstedt, 1838)

Osmia inspergens Lovell & Cockerell, 1907

Osmia integra Cresson, 1878

Osmia interrupta Latreille, 1811

Osmia inurbana Cresson, 1878

Osmia iridis Cockerell & Titus, 1902

Osmia ishikawai Hirashima, 1973

Osmia jacoti Cockerell, 1929

Osmia jason Benoist, 1929

Osmia jilinensis Wu, 2004

Osmia juxta Cresson, 1864

Osmia karooensis Brauns, 1926

Osmia kashmirensis Nurse, 1903

Osmia kenoyeri Cockerell, 1915

Osmia kincaidii Cockerell, 1897

Osmia kirgisiana van der Zanden, 1994

Osmia kohli Ducke, 1899

Osmia labialis Pérez, 1879

Osmia lacus Sandhouse, 1939

Osmia laeta Sandhouse, 1924

Osmia lanei Sandhouse, 1939

Osmia laticauda Stanek, 1969

Osmia laticella van der Zanden, 1986

Osmia latisulcata Michener, 1936

Osmia latreillei (Spinola, 1806)

Osmia lazulina Benoist, 1928

Osmia leaiana (Kirby, 1802)

Osmia leucomelana (Kirby, 1802)

Osmia lhotelleriei Pérez, 1887

Osmia lignaria Say, 1837

Osmia liogastra Cockerell, 1933

Osmia livida Tkalcu, 1978

Osmia lobata Friese, 1899

Osmia longicornis Morawitz, 1875

Osmia longula Cresson, 1864

Osmia lunata Benoist, 1929

Osmia lupinicola Cockerell, 1937

Osmia madeirensis van der Zanden, 1991

Osmia malina Cockerell, 1909

Osmia maracandica Morawitz, 1894

Osmia marginata Michener, 1936

Osmia marginipennis Cresson, 1878

Osmia maritima Friese, 1885

Osmia maxillaris Morawitz, 1875

Osmia mediana Engel, 2006

Osmia mediorufa Cockerell, 1932

Osmia melanocephala Morawitz, 1875

Osmia melanogaster Spinola, 1808

Osmia melanopleura Cockerell, 1916

Osmia melanota Morawitz, 1888

Osmia melanura Morawitz, 1872

Osmia mertensiae Cockerell, 1907

Osmia michiganensis Mitchell, 1962

Osmia microdonta Cockerell, 1931

Osmia microgramma Dours, 1873

Osmia milenae Tkalcu, 1992

Osmia mirhiji Mavromoustakis, 1957

Osmia mixta Michener, 1936

Osmia mongolica Morawitz, 1880

Osmia montana Cresson, 1864

Osmia moreensis van der Zanden, 1984

Osmia morongana Cockerell, 1937

Osmia mustelina Gerstäcker, 1869

Osmia mutensis Peters, 1978

Osmia namaquaensis Friese, 1913

Osmia nana Morawitz, 1873

Osmia nanula Cockerell, 1897

Osmia nasoproducta Ferton, 1909

Osmia nasuta Friese, 1899

Osmia natalensis Cockerell, 1920

Osmia nemoris Sandhouse, 1924

Osmia neocyanopoda Rust & Bohart, 1986

Osmia nifoata Cockerell, 1909

Osmia nigricollis Warncke, 1992

Osmia nigrifrons Cresson, 1878

Osmia nigritula Friese, 1902

Osmia nigriventris (Zetterstedt, 1838)

Osmia nigrobarbata Cockerell, 1916

Osmia nigrohirta Friese, 1899

Osmia nigroscopula (Wu, 1982)

Osmia niveata (Fabricius, 1804)

Osmia niveibarbis Pérez, 1902

Osmia niveocincta Pérez, 1879

Osmia notata (Fabricius, 1804)

Osmia novaescotiae Cockerell, 1912

Osmia nuda Friese, 1899

Osmia obliqua White, 1952

Osmia ocularis Warncke, 1988

Osmia odontogaster Cockerell, 1897

Osmia ogilviae Cockerell, 1932

Osmia onocrotala Warncke, 1988

Osmia opima Romankova, 1985

Osmia oramara Warncke, 1992

Osmia orientalis Benoist, 1929

Osmia ornatula Cockerell, 1932

Osmia pachyceps Friese, 1922

Osmia pagosa Sandhouse, 1939

Osmia palmae Tkalcu, 2001

Osmia palmyrae van der Zanden, 1998

Osmia pamirensis Gussakovsky, 1930

Osmia papaveris (Latreille, 1799)

Osmia paradisica Sandhouse, 1924

Osmia parietina Curtis, 1828

Osmia pedicornis Cockerell, 1919

Osmia pennata Warncke, 1988

Osmia pentstemonis Cockerell, 1906

Osmia peregrina Warncke, 1988

Osmia phenax Cockerell, 1897

Osmia physariae Cockerell, 1907

Osmia pieli Cockerell, 1931

Osmia pikei Cockerell, 1907

Osmia pilicornis Smith, 1846

Osmia piliventris Friese, 1913

Osmia pingreeana Michener, 1937

Osmia polkruga Warncke, 1992

Osmia potentillae Michener, 1936

Osmia pratincola Warncke, 1988

Osmia proxima Cresson, 1864

Osmia prunorum Cockerell, 1897

Osmia pulsatillae Cockerell, 1907

Osmia pumila Cresson, 1864

Osmia punica Pérez, 1896

Osmia purpurata Ducke, 1899

Osmia pusilla Cresson, 1864

Osmia quadricornuta Wu, 2004

Osmia quadridentata (Dumeril, 1860)

Osmia ramona Warncke, 1992

Osmia raritatis Michener, 1957

Osmia ravouxi Pérez, 1902

Osmia rawlinsi Sandhouse, 1939

Osmia recta Pérez, 1902

Osmia reginae Cockerell, 1932

Osmia regulina Cockerell, 1911

Osmia relicta (Popov, 1954)

Osmia rhodoensis (van der Zanden, 1983)

Osmia rhodognatha Cockerell, 1932

Osmia ribifloris Cockerell, 1900

Osmia rostrata Sandhouse, 1924

Osmia rufa (Linnaeus, 1758)

Osmia rufigastra Lepeletier, 1841

Osmia rufina Cockerell, 1931

Osmia rufinoides Wu, 2004

Osmia rufohirta Latreille, 1811

Osmia rufotibialis Friese, 1920

Osmia rutila Erichson, 1835

Osmia sanctaerosae Cockerell, 1910

Osmia sandhouseae Mitchell, 1927

Osmia sanrafaelae Parker, 1985

Osmia satoi Yasumatsu & Hirashima, 1950

Osmia saxatilis Warncke, 1988

Osmia saxicola Ducke, 1899

Osmia sculleni Sandhouse, 1939

Osmia scutispina Gribodo, 1894

Osmia sedula Sandhouse, 1924

Osmia sequoiae Michener, 1936

Osmia sexsignata Benoist, 1950

Osmia shaanxiensis Wu, 2004

Osmia signata Erichson, 1835

Osmia simillima Smith, 1853

Osmia simplex Morawitz, 1875

Osmia sladeni Sandhouse, 1925

Osmia sogdiana Morawitz, 1875

Osmia solitaria Sandhouse, 1924

Osmia sparsipuncta Alfken, 1914

Osmia spinulosa (Kirby, 1802)

Osmia sponsa Nurse, 1904

Osmia stangei Genaro, 2001

Osmia steinmanni Müller, 2002

Osmia subaustralis Cockerell, 1900

Osmia subcornuta Morawitz, 1875

Osmia subfasciata Cresson, 1872

Osmia submicans Morawitz, 1870

Osmia subtersa Cockerell, 1930

Osmia svenssoni Tkalcu, 1983

Osmia sybarita Smith, 1853

Osmia tadjika Warncke, 1992

Osmia tanneri Sandhouse, 1939

Osmia tarsata Provancher, 1888

Osmia taurus Smith, 1873

Osmia tawildara Warncke, 1992

Osmia tergestensis Ducke, 1897

Osmia tersula Cockerell, 1912

Osmia teunisseni van der Zanden, 1981

Osmia texana Cresson, 1872

Osmia thoracica Radoszkowski, 1874

Osmia thysanisca Michener, 1957

Osmia tingitana Benoist, 1969

Osmia titusi Cockerell, 1905

Osmia tokopahensis Michener, 1936

Osmia torquata Warncke, 1988

Osmia trevoris Cockerell, 1897

Osmia tricornis Latreille, 1811

Osmia tricuspidata Dours, 1873

Osmia tridentata Dufour & Perris, 1840

Osmia trifoliama Sandhouse, 1939

Osmia tristella Cockerell, 1897

Osmia tuberculata (Nylander, 1848)

Osmia tunensis (Fabricius, 1787)

Osmia turneri Cockerell, 1937

Osmia unca Michener, 1937

Osmia uncicornis Pérez, 1895

Osmia uncinata Gerstäcker, 1869

Osmia universitatis Cockerell, 1907

Osmia vandykei Sandhouse, 1924

Osmia versicolor Latreille, 1811

Osmia villosa (Schenck, 1853)

Osmia virga Sandhouse, 1939

Osmia viridana Morawitz, 1874

Osmia watsoni Cockerell, 1911

Osmia xanthomelana (Kirby, 1802)

Osmia yanbianensis Wu, 2004

Osmia zarzisa Warncke, 1992