Megachilidae Schenk, 1860
Stelis aculeata Morawitz, 1880
Stelis acutiventris Linsley, 1939
Stelis aegyptiaca Radoszkowski, 1876
Stelis annulata (Lepeletier, 1841)
Stelis anthidioides Timberlake, 1941
Stelis anthracina Timberlake, 1941
Stelis ashmeadiellae Timberlake, 1941
Stelis ater Mitchell, 1962
Stelis australis Cresson, 1878
Stelis bengala Warncke, 1992
Stelis breviuscula Nylander, 1848
Stelis calliphorina (Cockerell, 1911)
Stelis callura Cockerell, 1925
Stelis carnifex Cockerell, 1911
Stelis chlorocyanea (Cockerell, 1925)
Stelis coarctatus Crawford, 1916
Stelis cockerelli (Hicks, 1933)
Stelis costalis Cresson, 1872
Stelis costaricensis Friese, 1921
Stelis crassiceps Cockerell, 1926
Stelis cusackae (Cockerell, 1910)
Stelis denticulata Friese, 1899
Stelis depressa Timberlake, 1941
Stelis diversicolor Crawford, 1916
Stelis elegans Cresson, 1864
Stelis elongativentris Parker, 1987
Stelis foederalis Smith, 1854
Stelis fragariella (Cockerell, 1925)
Stelis franciscana (Cockerell, 1925)
Stelis franconica Blüthgen, 1930
Stelis fremonti Cockerell, 1925
Stelis gigantea Friese, 1921
Stelis grossa (Mitchell, 1962)
Stelis hemirhoda Linsley, 1939
Stelis herberti (Cockerell, 1916)
Stelis holocyanea (Cockerell, 1925)
Stelis hungarica Noskiewicz, 1962
Stelis hurdi (Thorp, 1966)
Stelis idahoensis Swenk, 1914
Stelis interrupta Cresson, 1897
Stelis iugae Noskiewicz, 1962
Stelis labiata (Provancher, 1888)
Stelis lateralis Cresson, 1864
Stelis laticincta Cresson, 1878
Stelis laverna Baker, 1999
Stelis leucotricha (Cockerell, 1925)
Stelis linsleyi Timberlake, 1941
Stelis louisae Cockerell, 1911
Stelis maculata (Provancher, 1888)
Stelis malaccensis (Friese, 1914)
Stelis manni Crawford, 1917
Stelis maroccana Warncke, 1992
Stelis melanotricha (Cockerell, 1925)
Stelis melanura Cockerell, 1924
Stelis micheneri Linsley, 1939
Stelis michiganensis Mitchell, 1962
Stelis minima Schenck, 1861
Stelis minuta Lepeletier & Audinet-Serville, 1825
Stelis modesta Alfken, 1931
Stelis montana Cresson, 1864
Stelis monticola Cresson, 1878
Stelis nasuta (Latreille, 1809)
Stelis nigrita (Fabricius, 1775)
Stelis nigriventris Timberlake, 1941
Stelis nitida Cresson, 1878
Stelis nitidula (Cockerell, 1925)
Stelis nyssonoides (Brues, 1903)
Stelis odontopyga Noskiewicz, 1926
Stelis oreophila Popov, 1935
Stelis orientalis Warncke, 1992
Stelis ornatula (Klug, 1807)
Stelis palmarum Timberlake, 1941
Stelis pardita (Parker & Griswold, 1993)
Stelis pavonina (Cockerell, 1908)
Stelis pentelica Mavromoustakis, 1963
Stelis permaculata Cockerell, 1898
Stelis perpulchra Crawford, 1916
Stelis phaeoptera (Kirby, 1802)
Stelis plena (Provancher, 1888)
Stelis pulchra Crawford, 1902
Stelis punctulatissima (Kirby, 1802)
Stelis rhodia Mavromoustakis, 1960
Stelis ricardonis (Cockerell, 1912)
Stelis robertsoni Timberlake, 1941
Stelis rozeni Griswold & Parker, 2003
Stelis rubi Cockerell, 1898
Stelis rudbeckiarum Cockerell, 1904
Stelis ruficornis Morawitz, 1872
Stelis saxicola Warncke, 1992
Stelis scutellaris Morawitz, 1894
Stelis semenovi Popov, 1933
Stelis semirubra Timberlake, 1941
Stelis seneciophila Cockerell, 1908
Stelis sexmaculata Ashmead, 1896
Stelis siamensis Friese, 1925
Stelis signata (Latreille, 1809)
Stelis simillima Morawitz, 1876
Stelis strandi Popov, 1935
Stelis subcaerulea Cresson, 1878
Stelis subemarginata Cresson, 1878
Stelis subglauca (Cockerell, 1925)
Stelis texana (Thorp, 1966)
Stelis trichopyga Timberlake, 1941
Stelis tuberculata Cockerell, 1919
Stelis vernalis Mitchell, 1962
Stelis verticalis Wu, 1992