Species (255)
- Osmia leaiana (Kirby, 1802)
- Osmia melanogaster Spinola 1808
- Osmia caerulescens (Linnaeus 1758)
- Osmia bicornis (Linnaeus, 1758)
- Osmia xanthomelana (Kirby 1802)
- Osmia loti Morawitz, 1867
- Osmia parietina Curtis, 1828
- Osmia rufa (L.)
- Osmia aenea (Linnaeus 1761)
- Osmia angustula Zetterstedt 1838
- Osmia fuciformis Latreille 1811
- Osmia confusa Morawitz 1869
- Osmia morawitzi Gerstaecker 1869
- Osmia parvula Dufour & Perris 1840
- Osmia platycera Gerstaecker 1869
- Osmia solskyi Morawitz 1870
- Osmia carniolica Morawitz 1872
- Osmia fulviventris
- Osmia fusca Christ 1791
- Osmia villosa (Schenck, 1853)
- Osmia bicolor (Schrank 1781)
- Osmia leucomelana (Kirby 1802)
- Osmia atrocaerulea Schilling 1849
- Osmia vulpecula Gerstaecker 1869
- Osmia corticalis Gerstaecker 1869
- Osmia cylindrica Giraud 1857
- Osmia montivaga Morawitz 1872
- Osmia panzeri Morawitz 1869
- Osmia rhinoceros Giraud 1861
- Osmia rangustula
- Osmia caementaria Gerstaecker 1869
- Osmia chalcosmia brevicornis (Fabricius 1798)
- Osmia melanosmia inermis (Zetterstedt 1838)
- Osmia niveata (Fabricius 1804)
- Osmia liosmia tuberculata Nylander 1848
- Osmia incert. robusta (Nylander 1848)
- Osmia melanosmia nigriventris (Zetterstedt 1838)
- O.alcidamea leucomelaena K.
- Osmia melanosmia xanthomelana (Kirby 1802)
- Osmia melanosmia parietina Curtis, 1828
- Osmia arctosmia villosa (Schenck, 1853)
- Osmia hoplitis loti Morawitz, 1867
- Osmia hoplitis anthocopoides (Schenck 1853)
- Osmia acanthosmia mitis Nylander 1852
- Osmia picicornis Morawitz, 1895
- Osmia Chrysolepta
- Osmia tergestensis Ducke, 1897 ssp. remota
- Osmia centaureae
- Osmia pamirensis
- Osmia opima
- Osmia chrysaetos Warncke, 1988
- Osmia livida
- Osmia flavicornis
- Osmia andrenoides Spinola, 1808
- Osmia ligurica Morawitz 1868
- Osmia bidentata Morawitz 1876
- Osmia manicata Morice 1901
- Osmia pacifica (Panzer 1798)
- Osmia rapunculi (Lepeletier 1841)
- Osmia rufa (Linnaeus 1758) ssp. cornigera Rossi 1790
- Osmia xanthomelana (Kirby 1802) ssp. clarior Tkalco 1983
- Osmia madeirensis MISSING
- Osmia hellados MISSING
- Osmia iberica MISSING
- Osmia hierichonica ssp. wolfi WARNCKE
- Osmia kirgisiana Van der Zanden 1994
- Osmia submicans ssp. columbina VAN DER ZANDEN
- Osmia taurimordax Peters 1983
- Osmia brevipes Van der Zanden 1994
- Osmia cyanoxura Van der Zanden 1991
- Osmia elba Peters 1983
- Osmia imaginata
- Osmia truncorum (L.)
- Osmia alpina
- Osmia cephalotes Morawitz 1870
- Osmia campanularis
- Osmia cyanea
- Osmia cerinthidis auct.
- Osmia lagopoda Pz.
- Osmia emarginata Lep.
- Osmia vestita Latr.
- Osmia samarkanda Warncke, 1991 1991
- Osmia annulata ssp. corsaria Warncke, 1991
- Osmia idalia Mavr., 1948
- Osmia sordida Ben., 1929
- Osmia yermasoyiae Mavr., 1938
- Osmia albatera Warncke, 1991
- Osmia circumventa Peters, 1974
- Osmia zarzisa Warncke, 1992 1992
- Osmia eremophila Warncke, 1991 1991
- Osmia frunseensis Warncke, 1992 1992
- Osmia erzerumensis Tkalcu, 2000
- Osmia diomedia Warncke, 1988
- Osmia difficilis ssp. clanga Warncke, 1988
- Osmia derasa ssp. violetta Warncke, 1991
- Osmia elaziga Warncke, 1991 1991
- Osmia elbaba Warncke, 1992 1992
- Osmia breviata Warncke, 1988
- Osmia cadiza Warncke, 1991
- Osmia cinerea Warncke, 1988