- Hoplitis abbreviata -- Osmia abbreviata Morawitz, 1875
- Hoplitis abnormis
- Hoplitis acanthophora -- Osmia acanthophora Morawitz, 1875
- Hoplitis acuticornis -- Osmia acuticornis Dufour and Perris, 1840, Osmia dentiventris Morawitz, 1877, Osmia hispanica Schmiedeknecht, 1885, Osmia acuticornis brunneipes Peters, 1975, Hoplitis (Alcidamea) acuticornis brunneipes (Peters, 1975), Hoplitis (Alcidamea) acuticornis gilva van der Zanden, 1994, Hoplitis (Alcidamea) acuticornis hispanica (Schmiedeknecht, 1885)
- Hoplitis adunca -- Apis adunca Panzer, 1798, Osmia spinolae Lepeletier, 1841, Osmia marginella Lepeletier, 1841, male not female, Osmia aduncoides Strand, 1910, Hoplitis (Hoplitis) adunca contraria Tkalců, 1974
- Hoplitis africana -- Osmia (Platosmia) africana Warncke, 1990, Hoplitis (Platosmia) adustus van der Zanden, 1991
- Hoplitis agis -- Osmia agis Benoist, 1929
- Hoplitis ahrensi -- Kumobia ahrensi Popov, 1962
- Hoplitis alatauensis -- Anthocopa (Anthocopa) alatauensis Tkalců, 1992
- Hoplitis alba -- Anthocopa (Anthocopa) alba van der Zanden, 1994
- Hoplitis albatera -- Osmia (Stenosmia) albatera Warncke, 1991, Stenosmia albatera (Warncke, 1991)
- Hoplitis albifrons -- Chelostoma albifrons Kirby, 1837, Monumetha borealis Cresson, 1864, Monumetha obsoleta Cresson, 1864, Megachile oblonga Provancher, 1882, Monumetha argentifrons Cresson, 1864, Osmia maura Cresson, 1878, Andronicus hesperius Cockerell, 1903, Hoplitis (Monumetha) albifrons argentifrons (Cresson, 1864), Hoplitis (Monumetha) albifrons maura (Cresson, 1878)
- Hoplitis albopilosa
- Hoplitis alboscopata -- Heriades alboscopatum Provancher, 1888
- Hoplitis alchata -- Osmia (Platosmia) alchata Warncke, 1990
- Hoplitis alexandrina -- Osmia (Alcidamea) alexandrina Warncke, 1991
- Hoplitis anipuncta -- Osmia anipuncta Alfken, 1935
- Hoplitis annulata -- Osmia annulata Latreille, 1811, Osmia crenulata Morawitz, 1871, Osmia pruinosa De Stefani, 1887, Osmia (Annosmia) annulata corsaria Warncke, 1991, Osmia (Annosmia) annulata cretica Warncke, 1991, Osmia (Annosmia) annulata crenulata Morawitz, 1871
- Hoplitis anonyma -- Megachile anonyma Cameron, 1904
- Hoplitis antalyae
- Hoplitis antennata -- Osmia antennata Morawitz, 1876
- Hoplitis anthocopoides -- Osmia spinolae_homonym Schenck, 1851, Osmia anthocopoides Schenck, 1853, Osmia caementaria Gerstäcker, 1869, Osmia clavipennis Schenck, 1870, Osmia hybrida Pérez, 1879, Osmia romana Morice, 1901, Fertonella algerica Benoist, 1969, Osmia anthocopoides perambigua Peters, 1975, Hoplitis anthocopoides perambigua (Peters, 1975)
- Hoplitis antigae -- Osmia antigae Pérez, 1895, Osmia antigae var laevior Benoist, 1926, Hoplitis (Anthocopa) antigae laevior (Benoist, 1926)
- Hoplitis aqabaensis -- Osmia (Annosmia) aqabaensis Warncke, 1991
- Hoplitis aravensis -- Stenosmia denticulata van der Zanden, 1992
- Hoplitis arenivaga
- Hoplitis aristotelis -- Osmia (Platosmia) aristotelis Warncke, 1990
- Hoplitis askhabadensis -- Pseudosmia askhabadensis Radoszkowski, 1886, Osmia askhabadensis (Radoszkowski, 1886)
- Hoplitis ayardi -- Osmia ayardi Benoist, 1929
- Hoplitis barbigera -- Osmia barbigera Benoist, 1951
- Hoplitis basingeri -- Proteriades basingeri Timberlake and Michener, 1950
- Hoplitis bassana -- Osmia (Annosmia) bassana Warncke, 1991
- Hoplitis batyamae -- Anthocopa wahrmani batyamae van der Zanden, 1986
- Hoplitis beijingensis -- Hoplitis (Liosmia) beijingensis Wu, 1987
- Hoplitis benoisti -- Osmia morawitzi_homonym Pérez, 1879, Osmia benoisti Alfken, 1935, Osmia grinincensis Benoist, 1969, Osmia benoisti gregaria Warncke, 1992, Hoplitis (Hoplitis) benoisti gregaria (Warncke, 1992)
- Hoplitis bicallosa -- Osmia bicallosa Morawitz, 1876
- Hoplitis bidenticauda -- Proteriades bidenticauda Timberlake and Michener, 1950
- Hoplitis bifoveolata -- Osmia (Lithosmia) bifoveolata Alfken, 1935
- Hoplitis bihamata -- Osmia (Ctenosmia) bihamata Costa, 1885, Osmia corsica Ferton, 1901
- Hoplitis bilobulata
- Hoplitis bipartita -- Osmia bipartita Friese, 1899
- Hoplitis biscutellae -- Alcidamea biscutellae Cockerell, 1897
- Hoplitis bispinosa -- Hoplitis (Liosmia) bispinosa van der Zanden, 1992
- Hoplitis bisulca -- Osmia bisulca Gerstäcker, 1869, Osmia lanosa Pérez, 1879
- Hoplitis boharti -- Proteriades boharti Timberlake and Michener, 1950
- Hoplitis bombiformis
- Hoplitis brachyodonta -- Alcidamea brachyodonta Cockerell, 1933
- Hoplitis brachypogon -- Osmia brachypogon Pérez, 1879, Osmia carsophila Ducke, 1899, Osmia seyrigi Benoist, 1934, Hoplitis (Prionohoplitis) brachypogon carsophila (Ducke, 1899), Hoplitis (Prionohoplitis) brachypogon seyrigi (Benoist, 1934)
- Hoplitis brevicornis -- Osmia brevicornis Morawitz, 1880
- Hoplitis brevifurca -- Osmia brevifurca Benoist, 1934
- Hoplitis brevispina -- Anthocopa (Arctosmia) brevispina Tkalců, 2000
- Hoplitis brevispora -- Osmia (Hoplitis) brevispora Warncke, 1992
- Hoplitis brunnescens -- Osmia brunnescens Benoist, 1950
- Hoplitis bubulca -- Anthocopa bubulca van der Zanden, 1994
- Hoplitis bullifacies
- Hoplitis bunocephala
- Hoplitis bytinskii -- Osmia bytinskii Mavromoustakis, 1948
- Hoplitis cadiza -- Osmia (Pentadentosmia) cadiza Warncke, 1991
- Hoplitis camelina -- Osmia camelina Benoist, 1934, Osmia (Alcidamea) acuticornis penelope Warncke, 1991
- Hoplitis campanularis -- Osmia campanularis Morawitz, 1877, Osmia digitata Friese, 1899, Osmia sexcinctella Pérez, 1895, Osmia digitata ibericola Mavromoustakis, 1947, Hoplitis (Prionohoplitis) campanularis sexcinctella (Pérez, 1895), Hoplitis (Prionohoplitis) campanularis ibericola (Mavromoustakis, 1947)
- Hoplitis capsulifer -- Hoplitis (Liosmia) capsulifer Popov, 1960
- Hoplitis carinata -- Osmia carinata Stanĕk, 1969
- Hoplitis carinotarsa
- Hoplitis cathena -- Megachile cathena Cameron, 1904
- Hoplitis caucasica -- Osmia caucasica Friese, 1920, Hoplitis (Megalosmia) caucasica (Friese, 1920)
- Hoplitis caudex -- Proteriades caudex Timberlake and Michener, 1950
- Hoplitis caularis -- Osmia caularis Morawitz, 1875, Osmia proxima_homonym Morawitz, 1875, Osmia turcestanica Dalla Torre, 1896
- Hoplitis cercomela -- Osmia (Annosmia) cercomela Warncke, 1991
- Hoplitis christae -- Osmia (Annosmia) christae Warncke, 1991
- Hoplitis chukar -- Osmia (Annosmia) chukar Warncke, 1991
- Hoplitis ciliaris -- Osmia ciliaris Pérez, 1902
- Hoplitis claviventris -- Osmia claviventris Thomson, 1872, Osmia interrupta_homonym Schenck, 1861, Osmia foveolata_homonym Schenck, 1873, Osmia (Alcidamea) claviventris columba Warncke, 1991, Hoplitis (Alcidamea) claviventris columba (Warncke, 1991)
- Hoplitis colei -- Alcidamea colei Crawford, 1916
- Hoplitis conosimilis -- Hoplitis (Hoplitis) conosimilis van der Zanden, 1992
- Hoplitis contracta -- Osmia contracta Walker, 1871
- Hoplitis cretaea -- Anthocopa (Anthocopa) cretaea Tkalců, 1992
- Hoplitis cristatula -- Megachile cristata_homonym Fonscolombe, 1846
- Hoplitis cryptanthae -- Proteriades cryptanthae Timberlake and Michener, 1950
- Hoplitis ctenophora -- Osmia ctenophora Benoist, 1934
- Hoplitis curtula -- Osmia curtula Pérez, 1895, Osmia bofilli Pérez, 1905
- Hoplitis curvipes -- Osmia curvipes Morawitz, 1871
- Hoplitis cypriaca -- Osmia cypriaca Mavromoustakis, 1938, Anthocopa (Anthocopa) cypriaca bayburtensis Tkalců, 1980, Hoplitis (Anthocopa) cypriaca bayburtensis (Tkalců, 1980)
- Hoplitis dalmatica -- Osmia dalmatica Morawitz, 1871
- Hoplitis daniana -- Osmia daniana Mavromoustakis, 1949
- Hoplitis daurica -- Osmia daurica Radoszkowski, 1887
- Hoplitis decaocta -- Osmia (Alcidamea) decaocta Warncke, 1991
- Hoplitis denticulata -- Stenosmia denticulata van der Zanden, 1992
- Hoplitis denudata -- Osmia denudata Morawitz, 1880
- Hoplitis deserticola -- Proteriades deserticola Timberlake and Michener, 1950
- Hoplitis diabolica -- Osmia diabolica Benoist, 1934
- Hoplitis dorni
- Hoplitis duckeana -- Osmia duckeana Kohl, 1905
- Hoplitis dumonti -- Osmia dumonti Benoist, 1929
- Hoplitis eburnea -- Osmia (Alcidamea) eburnea Warncke, 1991
- Hoplitis elaziga -- Osmia (Annosmia) elaziga Warncke, 1991
- Hoplitis elongaticeps
- Hoplitis emarginata -- Proteriades [(Acrosmia)] emarginatus Griswold, 1983
- Hoplitis enslini -- Osmia grandior_homonym Alfken, 1935
- Hoplitis epeoliformis -- Osmia epeoliformis Ducke, 1899
- Hoplitis eremophila -- Osmia (Annosmia) eremophila Warncke, 1991
- Hoplitis erythrogastra -- Bytinskia erythrogastra Mavromoustakis, 1954
- Hoplitis erzurumensis
- Hoplitis evansi -- Proteriades evansi Michener, 1936
- Hoplitis excisa -- Osmia excisa Morawitz, 1880
- Hoplitis fabrei
- Hoplitis farabensis -- Kumobia farabensis Popov, 1962
- Hoplitis fascicularia -- Osmia fascicularia Radoszkowski, 1886
- Hoplitis ferianaensis -- Anthocopa (Anthocopa) ferianaensis van der Zanden, 1991
- Hoplitis fertoni -- Osmia fertoni Pérez, 1891, Osmia albispina Pérez, 1895, Osmia mecheriana Pérez, 1902
- Hoplitis flabellifera -- Osmia flabellifera Morice, 1901, Osmia conjuncta_homonym Alfken, 1935, Osmia stichi Alfken, 1935
- Hoplitis flavicornis -- Osmia flavicornis Morawitz, 1877, Stenosmia flavicornis (Morawitz, 1877)
- Hoplitis fortispina -- Osmia fortispina Pérez, 1895
- Hoplitis fossulata -- Stelis fossulata Mocsáry, 1883, Osmia (Alcidamea) fossulata (Mocsáry, 1883)
- Hoplitis freygessneri -- Osmia freygessneri Friese, 1899, Osmia alectoris Warncke, 1991
- Hoplitis fulgida -- Osmia fulgida Cresson, 1864, Osmia viridis Cresson, 1864, Osmia platyura Cockerell, 1911, Chlorosmia lawae Michener, 1936, Hoplitis (Monumetha) fulgida fulgida (Cresson, 1864), Hoplitis (Monumetha) fulgida platyura (Cockerell, 1911)
- Hoplitis fulica -- Osmia (Annosmia) fulica Warncke, 1991
- Hoplitis fulva -- Osmia fulva Eversmann, 1852, Osmia grandis Morawitz, 1873
- Hoplitis furcula -- Osmia furcula Morawitz, 1875
- Hoplitis galbula -- Osmia (Alcidamea) galbula Warncke, 1991
- Hoplitis gallinula -- Osmia (Pentadentosmia) gallinula Warncke, 1991
| - Hoplitis garzetta -- Osmia (Alcidamea) garzetta Warncke, 1991
- Hoplitis gentilis -- Osmia (Annosmia) gentilis Warncke, 1991
- Hoplitis gerofita -- Osmia (Platosmia) gerofita Warncke, 1990
- Hoplitis glasunovi -- Osmia glasunovi Morawitz, 1894
- Hoplitis gleasoni -- Robertsonella gleasoni Titus, 1904
- Hoplitis goulemina -- Osmia (Pentadentosmia) goulemina Warncke, 1991
- Hoplitis graeca -- Anthocopa (Arctosmia) graeca Tkalců, 2000, Anthocopa (Arctosmia) graeca ionica Tkalců, 2000, Hoplitis (Anthocopa) graeca ionica (Tkalců, 2000)
- Hoplitis grandiscapa -- Osmia grandiscapa Pérez, 1895, Osmia (Alcidamea) grandiscapa Pérez, 1895
- Hoplitis grinnelli -- Hoplitis (Alcidamea) grinnelli septentrionalis Michener, 1947
- Hoplitis grossepunctata -- Osmia grossepunctata Kohl, 1905
- Hoplitis grumi -- Osmia grumi Morawitz, 1894, Osmia jagnobensis Morawitz, 1894
- Hoplitis gusenleitneri -- Osmia (Annosmia) gusenleitneri Warncke, 1991
- Hoplitis haemi
- Hoplitis hamulicornis -- Proteriades hamulicornis Timberlake and Michener, 1950
- Hoplitis hartliebi -- Osmia hartliebi Friese, 1899, Stenosmia hartliebi (Friese, 1899)
- Hoplitis heilungjiangensis -- Hoplitis (Liosmia) heilungjiangensis Wu, 1987
- Hoplitis heinrichi
- Hoplitis helouanensis -- Osmia helouanensis Friese, 1899
- Hoplitis hemisphaerica -- Osmia hemisphaerica Alfken, 1935
- Hoplitis hierichonica -- Osmia (Annosmia) hierichonica wolfi Warncke, 1991, Hoplitis (Anthocopa) hierichonica wolfi (Warncke, 1991)
- Hoplitis hofferi -- Hoplitis (Liosmia) hofferi Tkalců, 1977
- Hoplitis hoggara -- Osmia (Hoplitis) hoggara Warncke, 1992
- Hoplitis holmboei -- Osmia holmboei Mavromoustakis, 1948
- Hoplitis homalocera
- Hoplitis howardi -- Ashmeadiella howardi Cockerell, 1910
- Hoplitis hyperplastica -- Osmia hyperplastica Morawitz, 1894
- Hoplitis hypocrita -- Osmia hypocrita Cockerell, 1906
- Hoplitis idaensis -- Osmia (Annosmia) idaensis Warncke, 1991
- Hoplitis idalia -- Osmia idalia Mavromoustakis, 1948
- Hoplitis ilamana -- Anthocopa ilamana van der Zanden, 1994
- Hoplitis illustris
- Hoplitis illyrica -- Osmia illyrica Noskiewicz, 1926
- Hoplitis imperfecta -- Monumetha imperfecta Provancher, 1896
- Hoplitis improceros
- Hoplitis incanescens -- Hoplitina incanescens Cockerell, 1922, Proteriades incanescens nevadensis Timberlake and Michener, 1950, Hoplitis (Penteriades) incanescens nevadensis (Timberlake and Michener, 1950)
- Hoplitis incognita
- Hoplitis inconspicua
- Hoplitis indostana -- Megachile indostana Cameron, 1904
- Hoplitis infrapicta -- Megachile infrapicta Cockerell, 1916
- Hoplitis insolita -- Osmia insolita Benoist, 1928
- Hoplitis insularis -- Osmia (Ctenosmia) insularis Schmiedeknecht, 1885, Osmia vaulogeri Pérez, 1895
- Hoplitis irania -- Osmia (Alcidamea) irania Warncke, 1991
- Hoplitis israelica -- Osmia (Annosmia) annulata israelica Warncke, 1991
- Hoplitis jacintana -- Chelostoma jacintanum Cockerell, 1910
- Hoplitis jakovlevi -- Pseudosmia jakovlevi Radoszkowski, 1874, Osmia serrilabris Morawitz, 1875, Osmia quadridentata Fonscolombe, 1879
- Hoplitis jejuna -- Hoplitis (Alcidamea) jejuna argentea van der Zanden, 1998
- Hoplitis jerichoensis -- Anthocopa (Anthocopa) jerichoensis van der Zanden, 1996
- Hoplitis jheringii -- Osmia jheringii Ducke, 1898, Osmia jheringii hirundo Warncke, 1992, Osmia jheringii urbica Warncke, 1992, Hoplitis (Hoplitis) jheringii hirundo (Warncke, 1992), Hoplitis (Hoplitis) jheringii urbica (Warncke, 1992)
- Hoplitis jordanica -- Osmia (Stenosmia) jordanica Warncke, 1991, Stenosmia jordanica (Warncke, 1991)
- Hoplitis karakalensis -- Osmia karakalensis Popov, 1936
- Hoplitis karikalensis -- Osmia karikalensis Peters, 1972
- Hoplitis kaszabi
- Hoplitis kotschisa -- Osmia (Stenosmia) kotschisa Warncke, 1991, Stenosmia kotschisa (Warncke, 1991)
- Hoplitis laboriosa -- Osmia laboriosa Smith, 1878, Osmia magrettii Ducke, 1899, Osmia maculata Morawitz, 1880, Hoplitis maculata (Morawitz, 1880)
- Hoplitis laevibullata -- Anthocopa (Eremosmia) laevibullata Michener, 1943
- Hoplitis laevifrons -- Osmia laevifrons Morawitz, 1872
- Hoplitis laeviscutum -- Osmia laeviscutum Alfken, 1935
- Hoplitis lamina -- Osmia lamina Pérez, 1895, Osmia triloba Benoist, 1928
- Hoplitis laminifera -- Hoplitis (Acanthosmia) laminifera Popov, 1960
- Hoplitis lapidaria -- Osmia lapidaria Morawitz, 1877, Osmia (Annosmia) lapidaria Warncke, 1991
- Hoplitis latifemoralis -- Formicapis latifemoralis Wu, 1985
- Hoplitis latuspilosa
- Hoplitis lebanotica -- Chelostoma lebanoticum Mavromoustakis, 1955
- Hoplitis lecerfi -- Osmia lecerfi Benoist, 1929, Osmia (Alcidamea) lecerfi (Benoist, 1929)
- Hoplitis lefeberi
- Hoplitis leiocephala -- Osmia leiocephala Mavromoustakis, 1954, Anthocopa (Anthocopa) leiocephala (Mavromoustakis, 1954)
- Hoplitis lepeletieri -- Osmia lepeletieri Pérez, 1879
- Hoplitis leucomelana -- Apis leucomelana Kirby, 1802, Apis caulicola Schrank, 1802, Apis zonata_homonym Gravenhorst, 1807, Osmia parvula Dufour and Perris, 1840, Heriades bidenticulata Costa, 1863
- Hoplitis libanensis -- Osmia libanensis Morice, 1901
- Hoplitis limassolica -- Osmia limassolica Mavromoustakis, 1937
- Hoplitis linguaria -- Osmia linguaria Morawitz, 1876
- Hoplitis linsdalei -- Hoplitis (Acrosmia) rufina Michener, 1954
- Hoplitis loboclypeata
- Hoplitis longispina -- Osmia longispina Pérez, 1895, Osmia gigas Friese, 1899, Osmia vogti Friese, 1911, Hoplitis (Anthocopa) vogti (Friese, 1911)
- Hoplitis loreicornis -- Osmia loreicornis Benoist, 1934
- Hoplitis loti -- Osmia loti Morawitz, 1867, Osmia morawitzi Gerstäcker, 1869, Osmia difformis Pérez, 1879
- Hoplitis louisae -- Osmia louisae Cockerell, 1934
- Hoplitis lucidula -- Osmia lucidula Benoist, 1934
- Hoplitis lysholmi -- Osmia lysholmi Friese, 1899
- Hoplitis maghrebensis -- Anthocopa (Anthocopa) maghrebensis van der Zanden, 1992
- Hoplitis malyshevi -- Jaxartinula malyshevi Popov, 1963
- Hoplitis manicata -- Osmia manicata Morice, 1901
- Hoplitis marchali -- Osmia marchali Pérez, 1902
- Hoplitis maroccana -- Anthocopa (Anthocopa) maroccana van der Zanden, 1998
- Hoplitis matheranensis -- Anthocopa matheranensis Michener, 1966
- Hoplitis mazzuccoi -- Osmia (Micreriades) mazzuccoi Schwarz and Gusenleitner, 2005
- Hoplitis meyeri -- Osmia meyeri Benoist, 1934
- Hoplitis micheneri
- Hoplitis minima -- Osmia minima von Schulthess, 1924, Osmia (Stenosmia) minutissima Warncke, 1991, Stenosmia minima (von Schulthess, 1924)
- Hoplitis minor -- Osmia minor Morawitz, 1877
- Hoplitis minuta -- Hoplitis (Tridentosmia) minuta Wu, 1990
- Hoplitis mitis -- Osmia mitis Nylander, 1852, Osmia montivaga Morawitz, 1872, Osmia laevifrons_homonym Pérez, 1879, Hoplitis (Acanthosmia) mitis granadae Tkalců, 1984, Hoplitis (Alcidamea) mitis granadae Tkalců, 1984
- Hoplitis mocsaryi -- Osmia mocsaryi Friese, 1895, Osmia linophila Westrich, 2006
- Hoplitis mojavensis -- Hoplitis [(Hoplitina)] mazourka Michener, 1954
- Hoplitis mollis -- Hoplitis (Liosmia) mollis Tkalců, 2000
- Hoplitis mongolica
- Hoplitis monstrabilis
- Hoplitis moricei -- Osmia pustinia Warncke, 1991
- Hoplitis morinella -- Osmia (Alcidamea) morinella Warncke, 1991
- Hoplitis mucida -- Osmia mucida Dours, 1873, Osmia chobauti Pérez, 1902, Osmia taorminaensis Strand, 1917, Osmia maroccana Benoist, 1929
- Hoplitis murina -- Anthocopa (Glossosmia) murina Tkalců, 1992
- Hoplitis mutica -- Osmia (Annosmia) mutica Warncke, 1991
- Hoplitis nanula -- Proteriades nanula nanula Timberlake and Michener, 1950
- Hoplitis nasoincisa -- Osmia nasoincisa Ferton, 1914
- Hoplitis neavei -- Osmia neavei Cockerell, 1936
- Hoplitis negevensis -- Bytinskia negevensis Warncke, 1991
- Hoplitis nemophilae
- Hoplitis nigrella -- Proteriades nigrella nigrella Michener, 1954
- Hoplitis nigrocolor -- Anthocopa nigrocolor van der Zanden, 1991
- Hoplitis nisa -- Osmia (Annosmia) nisa Warncke, 1991, Hoplitis (Hoplitis) speculumoides van der Zanden, 1991
- Hoplitis nitidula -- Osmia nitidula Morawitz, 1877, Osmia transcaspica Morawitz, 1888
- Hoplitis obtusa -- Osmia obtusa Friese, 1899, Osmia pici Friese, 1899, female not male
- Hoplitis ochraceicornis -- Osmia ochraceicornis Ferton, 1902, Fertonella seyrigi Benoist, 1969
- Hoplitis ochruros -- Osmia (Annosmia) ochruros Warncke, 1991, Osmia (Annosmia) ochruros crecca Warncke, 1991
- Hoplitis onychophora -- Osmia onychophora Mavromoustakis, 1939
- Hoplitis oreades -- Osmia oreades Benoist, 1934, Osmia pectinifera Benoist, 1934, Hoplitis (Hoplitis) pectinifera (Benoist, 1934)
- Hoplitis orthodonta -- Osmia orthodonta Cockerell, 1932
- Hoplitis orthognatha -- Proteriades [(Acrosmia)] orthognathus Griswold, 1983
- Hoplitis oxypyga -- Osmia oxypyga Benoist, 1927
- Hoplitis ozbeki
| - Hoplitis paiute -- Proteriades [(Acrosmia)] paiute Griswold, 1983
- Hoplitis pallicornis -- Osmia pallicornis Friese, 1895
- Hoplitis palmarum -- Osmia palmarum Cockerell, 1935
- Hoplitis papaveris -- Apis papaveris Latreille, 1799, Osmia papaveris (Latreille, 1799), Osmia hyalinipennis Lepeletier, 1841
- Hoplitis paralias -- Stenosmia paralias (Mavromoustakis, 1954)
- Hoplitis parana -- Osmia (Annosmia) parana Warncke, 1991
- Hoplitis parasitica -- Bytinskia parasitica Warncke, 1991
- Hoplitis parnesica -- Heriades parnesica Mavromoustakis, 1958
- Hoplitis paroselae
- Hoplitis peralba
- Hoplitis perezi -- Osmia perezi Ferton, 1895, Osmia papaveris convolvuli Ducke, 1899
- Hoplitis persica -- Osmia (Annosmia) persica Warncke, 1991
- Hoplitis pici -- Osmia pici Friese, 1899
- Hoplitis picicornis -- Osmia picicornis Morawitz, 1895
- Hoplitis pilosifrons -- Alcidamea pilosifrons Cresson, 1864, Hoplitis graceae Cockerell, 1923, Alcidamea mucronata Cockerell, 1934
- Hoplitis pinkeunia -- Osmia (Alcidamea) pinkeunia Warncke, 1991
- Hoplitis pisidiae
- Hoplitis plagiostoma -- Proteriades incanescens tota Michener, 1954
- Hoplitis platalea -- Osmia (Platosmia) platalea Warncke, 1990
- Hoplitis pomarina -- Osmia (Pentadentosmia) pomarina Warncke, 1991
- Hoplitis popovi
- Hoplitis praestans -- Osmia praestans Morawitz, 1893, Osmia lineola Pérez, 1895
- Hoplitis premordica
- Hoplitis princeps -- Osmia princeps Morawitz, 1872
- Hoplitis procerior -- Eurypariella procerior Tkalců, 2000
- Hoplitis producta -- Alcidamea producta Cresson, 1864, Autochelostoma canadensis Sladen, 1916, Alcidamea helenae Cockerell, 1934, Osmia gracilis Michener, 1935, Hoplitis (Alcidamea) producta gracilis (Michener, 1935), Hoplitis(Alcidamea) producta bernardina Michener, 1947, Hoplitis (Alcidamea) producta interior Michener, 1947, Hoplitis (Alcidamea) producta panamintana Michener, 1947, Hoplitis (Alcidamea) producta subgracilis Michener, 1947
- Hoplitis pulchella -- Osmia pulchella Pérez, 1895, Osmia lativentris Friese, 1899, Osmia lativentris var albiscopa Friese, 1899
- Hoplitis pungens -- Osmia pungens Benoist, 1929
- Hoplitis pygmaea -- Proteriades pygmaea Timberlake and Michener, 1950
- Hoplitis pyrrhosoma
- Hoplitis quadrispina -- Anthocopa (Anthocopa) quadrispina Tkalců, 1992
- Hoplitis quarzazati -- Ahthocopa (Anthocopa) quarzazati van der Zanden, 1998
- Hoplitis quettensis
- Hoplitis quinquespinosa -- Osmia quinquespinosa Friese, 1899, Osmia consanguinea Benoist, 1929, Osmia neptunea Benoist, 1929
- Hoplitis ravouxi -- Osmia ravouxi Pérez, 1902, Osmia loti_homonym Morice, 1901, Osmia rhinotropis Pérez, 1902, Osmia brachyceros Blüthgen, 1920, Hoplitis (Hoplitis) ebmeri van der Zanden, 1989
- Hoplitis recticauda -- Osmia recticauda Stanĕk, 1969
- Hoplitis reducta -- Proteriades reducta Timberlake and Michener, 1950
- Hoplitis remotula -- Osmia remotula Cockerell, 1910
- Hoplitis ridibunda -- Osmia (Pentadentosmia) ridibunda Warncke, 1991
- Hoplitis robusta -- Heriades robusta Nylander, 1848, Osmia rhinoceros Giraud, 1861, Heriades trinacria Morawitz, 1869, Formicapis clypeata Sladen, 1916, Hoplitis (Formicapis) clypeata (Sladen, 1916), Formicapis robusta maritima Romankova, 1985, Hoplitis (Formicapis) robusta maritima Romankova, 1985
- Hoplitis rubricrus -- Osmia rubricrus Friese, 1899
- Hoplitis ruficornis -- Osmia ruficornis Morawitz, 1875
- Hoplitis ruficrus -- Osmia ruficrus Morawitz, 1875
- Hoplitis rufimana -- Osmia rufimana Morawitz, 1875
- Hoplitis rufoantennalis
- Hoplitis rufopicta -- Osmia rufopicta Morawitz, 1875
- Hoplitis rugidorsis -- Osmia fasciculata Alfken, 1933
- Hoplitis samarkanda -- Osmia (Annosmia) samarkanda Warncke, 1991
- Hoplitis sambuci
- Hoplitis saundersi -- Osmia saundersi Vachal, 1891
- Hoplitis saxialis -- Anthocopa saxialis van der Zanden, 1994
- Hoplitis scita -- Osmia scita Eversmann, 1852, Osmia rubripes Smith, 1879, Osmia (Allosmia) rubripes Smith, 1879
- Hoplitis segura -- Osmia (Annosmia) segura Warncke, 1991
- Hoplitis semilinguaria
- Hoplitis seminigra -- Proteriades seminigra seminigra Timberlake and Michener, 1950
- Hoplitis semirubra -- Heriades semirubra Cockerell, 1898
- Hoplitis semirubra_homonym -- Osmia semirubra_homonym Friese, 1899
- Hoplitis shoshone -- Proteriades shoshone Parker, 1976
- Hoplitis sichuanensis
- Hoplitis significans
- Hoplitis similis -- Osmia similis Friese, 1909, Hoplitis anthodemnion Michener, 1968
- Hoplitis similis_homonym -- Proteriades similis Timberlake and Michener, 1950
- Hoplitis simplex -- Heriades simplex Cresson, 1864, Robertsonella simplex (Cresson, 1864)
- Hoplitis simplicata -- Osmia (Alcidamea) simplicata Warncke, 1991
- Hoplitis simplicicornis -- Osmia simplicicornis Morawitz, 1875
- Hoplitis simula -- Osmia simula Gribodo, 1894, Osmia florigera Ferton, 1914, Anthocopa (Anthocopa) florigera (Ferton, 1914)
- Hoplitis singularis -- Osmia singularis Morawitz, 1875
- Hoplitis sinuata -- Osmia sinuata Pérez, 1895, Osmia rufiscopa Friese, 1899, Osmia (Chalcosmia) sinuata Pérez, 1895
- Hoplitis sordida -- Osmia sordida Benoist, 1929
- Hoplitis speculum -- Osmia speculum Benoist, 1934, Osmia pseudospeculum Benoist, 1934
- Hoplitis spoliata -- Osmia spoliata Provancher, 1888, Andronicus cylindricus Cresson, 1864, Hoplitis monardae Cockerell, 1914, Hoplitis hicksi Cockerell, 1932, Hoplitis cylindricus_homonym (Cresson, 1864), Hoplitis cylindrica_homonym (Cresson, 1864)
- Hoplitis stellaris -- Osmia (Alcidamea) stellaris Warncke, 1991
- Hoplitis strymonia
- Hoplitis subbutea -- Osmia (Alcidamea) subbutea Warncke, 1991
- Hoplitis submanicata
- Hoplitis subulicornis -- Osmia subulicornis Morawitz, 1877
- Hoplitis taenioceras -- Osmia taenioceras Benoist, 1927
- Hoplitis tagmouta -- Osmia (Stenosmia) tagmouta Warncke, 1991, Stenosmia tagmouta (Warncke, 1991)
- Hoplitis taurimordax
- Hoplitis tenuicornis -- Osmia tenuicornis Morawitz, 1875
- Hoplitis tenuiserrata -- Osmia tenuiserrata Benoist, 1950, Osmia gibbifera Benoist, 1950
- Hoplitis tenuispina -- Osmia tenuispina Alfken, 1937
- Hoplitis testaceozonata -- Osmia testaceozonata Alfken, 1935
- Hoplitis teucrii -- Osmia teucrii Benoist, 1927
- Hoplitis tibetensis
- Hoplitis tigrina -- Osmia tigrina Morawitz, 1872, Osmia deserti Benoist, 1934
- Hoplitis tkalcuella
- Hoplitis torchioi -- Proteriades (Hoplitina) torchioi Parker, 1979
- Hoplitis tricolor -- Osmia tricolor Saunders, 1908
- Hoplitis tridentata -- Osmia tridentata Dufour and Perris, 1840, Osmia melanoleuca Benoist, 1934, Hoplitis (Tridentosmia) tridentata asensioi Tkalců, 1975, Hoplitis (Alcidamea) tridentata melanoleuca (Benoist, 1934), Hoplitis (Alcidamea) tridentata asensioi Tkalců, 1975
- Hoplitis tringa -- Osmia (Pentadentosmia) tringa Warncke, 1991
- Hoplitis tristis -- Proteriades tristis Michener, 1936
- Hoplitis truicauda -- Proteriades truicauda Timberlake and Michener, 1950
- Hoplitis truncata -- Alcidamea truncata Cresson, 1878, Hoplitis mescalerium Cockerell, 1910, Hoplitis (Alcidamea) truncata mescalerium Cockerell, 1910
- Hoplitis truncata_homonym -- Hoplitis (Liosmia) truncata_homonym Wu, 1993
- Hoplitis tuberculata -- Osmia tuberculata Nylander, 1848, Osmia hamata Eversmann, 1852, Chelostoma signatum_homonym Eversmann, 1852, Osmia cylindrica Giraud, 1857, Hoplitis (Monumetha) tuberculata cylindrica (Giraud, 1857), Osmia (Acanthosmia) macrodonta Cockerell, 1924, Osmia (Acanthosmia) amaguensis Cockerell, 1924, Hoplitis amaguensis (Cockerell, 1924)
- Hoplitis tunica -- Osmia (Annosmia) tunica Warncke, 1991
- Hoplitis ulaangomensis -- Anthocopa (Arctosmia) ulaangomensis Tkalců, 1995
- Hoplitis uncaticornis -- Osmia uncaticornis Stanĕk, 1969, Osmia (Annosmia) uncaticornis cursoria Warncke, 1991, Hoplitis (Annosmia) uncaticornis cursoria (Warncke, 1991)
- Hoplitis unispina -- Osmia (Lithosmia) unispina Alfken, 1935
- Hoplitis urfensis -- Anthocopa (Anthocopa) urfensis van der Zanden, 1984
- Hoplitis ursina -- Osmia ursina Friese, 1920, Osmia armata Benoist, 1927
- Hoplitis uvulalis -- Alcidamea uvulalis Cockerell, 1902
- Hoplitis verhoeffi -- Osmia verhoeffi Mavromoustakis, 1954
- Hoplitis verruciventris -- Osmia verruciventris Morawitz, 1886
- Hoplitis villiersi -- Osmia villiersi Benoist, 1950, Osmia (Pentadentosmia) strepera Warncke, 1991
- Hoplitis villosa -- Megachile villosa Schenck, 1853, Osmia platycera Gertäcker, 1869
- Hoplitis viridimicans -- Osmia viridimicans Cockerell, 1897
- Hoplitis wadicola -- Osmia (Lithosmia) wadicola Alfken, 1935
- Hoplitis wahrmani -- Osmia wahrmani Mavromoustakis, 1948, Anthocopa (Anthocopa) wahrmanni (Mavromoustakis, 1948)
- Hoplitis xanthoprymna -- Osmia (Alcidamea) xanthoprymna Warncke, 1991
- Hoplitis xerophila -- Osmia xerophila Cockerell, 1935
- Hoplitis xinjiangensis -- Hoplitis (Liosmia) xinjiangensis Wu, 1987
- Hoplitis xinjiangensis_homonym -- Stenosmia xinjiangense Wu, 2004, Stenosmia xinjiangensis Wu, 2004
- Hoplitis yermasoyiae -- Osmia yermasoyiae Mavromoustakis, 1938, Anthocopa (Anthocopa) yermasoyiae asiae Tkalců, 1979, Anthocopa (Anthocopa) yermasoyiae corcyraea Tkalců, 1979, Hoplitis (Anthocopa) yermasoyiae asiae (Tkalců, 1979), Hoplitis (Anthocopa) yermasoyiae corcyraea (Tkalců, 1979)
- Hoplitis zaianorum -- Osmia zaianorum Benoist, 1927
- Hoplitis zandeni -- Osmia hohmanni Tkalců, 1993
- Hoplitis zonalis -- Osmia zonalis Pérez, 1895, Osmia undulata Pérez, 1902, Osmia taprurensis Benoist, 1929, Osmia bodenheimeri Mavromoustakis, 1949, Hoplitis (Annosmia) bodenheimeri (Mavromoustakis, 1949)
- Hoplitis zuni -- Proteriades (Xerosmia) zuni Parker, 1977
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