Odynerus melanocephalus (Gmelin,1790)
                  Odynerus reniformis (Gmelin,1790)
                  Odynerus simillimus Morawitz,1867
                  Odynerus spinipes (Linnaeus,1758)
                  Omalus aeneus (Fabricius,1787)
                  Omalus puncticollis (Mocsáry,1887)
                  Osmia aurulenta (Panzer,1799)
                  Osmia bicolor (Schrank,1781)
              Osmia bicornis (Linnaeus,1758)
                  Osmia caerulescens (Linnaeus,1758)
                  Osmia cornuta Latreille, 1805
                  Osmia inermis (Zetterstedt,1838)
                  Osmia leaiana (Kirby,1802)
                  Osmia niveata (Fabricius,1804)
                  Osmia parietina Curtis,1828
              Osmia pilicornis Smith, F.,1846
                  Osmia spinulosa (Kirby,1802)
                  Osmia uncinata Gerstäcker,1869
                  Osmia xanthomelana (Kirby,1802)
                  Oxybelus argentatus Curtis,1833
                  Oxybelus mandibularis Dahlbom,1845
                  Oxybelus uniglumis (Linnaeus,1758)
               
     
                  