| Species | Osorius acupunctus Bernhauer, 1933
| | |
| Species | Osorius adjacens Cameron, 1948
| | |
| Species | Osorius affinis Sharp, 1876
| | |
| Species | Osorius alienus Cameron, 1950
| | |
| Species | Osorius aliiceps Cameron, 1928
| | |
| Species | Osorius almorensis Cameron, 1945
| | |
| Species | Osorius alternans Bernhauer, 1920
| | |
| Species | Osorius alticola Cameron, 1942
| | |
| Species | Osorius alutaceus Bernhauer, 1904
| | |
| Species | Osorius alutipennis Bernhauer, 1939
| | |
| Species | Osorius alutiventris Bernhauer, 1942
| | |
| Species | Osorius amicus Bernhauer, 1942
| | |
| Species | Osorius angolensis Cameron, 1950
| | |
| Species | Osorius angustulus Sharp, 1874
| | |
| Species | Osorius annandalei Bernhauer, 1911
| | |
| Species | Osorius antipodum Cameron, 1937
| | |
| Species | Osorius araguensis Irmler, 2014
| | |
| Species | Osorius arebianus Cameron, 1928
| | |
| Species | Osorius argentinus Bernhauer, 1911
| | |
| Species | Osorius armifrons Cameron, 1929
| | |
| Species | Osorius ashei Irmler, 2010
| | |
| Species | Osorius aspericeps Fauvel, 1905
| | |
| Species | Osorius asperifrons Cameron, 1928
| | |
| Species | Osorius assamensis Cameron, 1942
| | |
| Species | Osorius assiniensis Fauvel, 1903
| | |
| Species | Osorius asymetricus Fauvel, 1901
| | |
| Species | Osorius ater Perty, 1834
| | |
| Species | Osorius bacillus Bernhauer, 1942
| | |
| Species | Osorius bakeri Bernhauer, 1915
| | |
| Species | Osorius bangoensis Bernhauer, 1942
| | |
| Species | Osorius banksi Scheerpeltz, 1933
| | |
| Species | Osorius banyosensis Herman, 2001
| | |
| Species | Osorius basilewskyi Fagel, 1957
| | |
| Species | Osorius basipennis Cameron, 1941
| | |
| Species | Osorius beebei Bernhauer, 1914
| | |
| Species | Osorius belzebub Bernhauer, 1942
| | |
| Species | Osorius bequaerti Bernhauer, 1932
| | |
| Species | Osorius biarmatus Darlington, 1937
| | |
| Species | Osorius bicornis Heller, 1898
| | |
| Species | Osorius bicornutus Cameron, 1928
| | |
| Species | Osorius bidens Cameron, 1928
| | |
| Species | Osorius bidentatus Cameron, 1928
| | |
| Species | Osorius bifurcatus Bernhauer, 1935
| | |
| Species | Osorius biimpressus Bernhauer, 1942
| | |
| Species | Osorius birmanus Cameron, 1930
| | |
| Species | Osorius bispinosus Bernhauer, 1926
| | |
| Species | Osorius bistriatus Bernhauer, 1942
| | |
| Species | Osorius boettcheri Bernhauer, 1942
| | |
| Species | Osorius boops Sharp, 1887
| | |
| Species | Osorius borneensis Scheerpeltz, 1933
| | |
| Species | Osorius brachypterus Cameron, 1941
| | |
| Species | Osorius brasiliensis Guérin-Méneville, 1829
| | |
| Species | Osorius breviceps Notman, 1925
| | |
| Species | Osorius brevicornis Notman, 1920
| | |
| Species | Osorius brevipennis Notman, 1925
| | |
| Species | Osorius brunneipennis Cameron, 1941
| | |
| Species | Osorius brunnicornis ♰ Hope, 1837
| | |
| Species | Osorius bryanti Cameron, 1941
| | |
| Species | Osorius burgeoni Cameron, 1928
| | |
| Species | Osorius buscki Notman, 1925
| | |
| Species | Osorius callifrons Bernhauer, 1926
| | |
| Species | Osorius calvus Eppelsheim, 1895
| | |
| Species | Osorius cameroni Scheerpeltz, 1933
| | |
| Species | Osorius cameronianus Scheerpeltz, 1933
| | |
| Species | Osorius canaliculatus Solsky, 1870
| | |
| Species | Osorius carinellus Fauvel, 1878
| | |
| Species | Osorius carinicollis Notman, 1925
| | |
| Species | Osorius cariniellus Bernhauer & K.Schubert, 1911
| | |
| Species | Osorius carinifrons Cameron, 1936
| | |
| Species | Osorius cautis Darlington, 1937
| | |
| Species | Osorius celebesus Heller, 1897
| | |
| Species | Osorius cheesmani Cameron, 1937
| | |
| Species | Osorius chinensis Bernhauer, 1934
| | |
| Species | Osorius clypealis Irmler, 2014
| | |
| Species | Osorius clypeatus Irmler, 2014
| | |
| Species | Osorius cochabambae Irmler, 2014
| | |
| Species | Osorius collaris Bernhauer, 1927
| | |
| Species | Osorius columbinus Bernhauer, 1920
| | |
| Species | Osorius confusus Notman, 1925
| | |
| Species | Osorius congoanus Bernhauer, 1932
| | |
| Species | Osorius constrictus Fauvel, 1895
| | |
| Species | Osorius continentalus Irmler, 2010
| | |
| Species | Osorius cordaticollis Cameron, 1942
| | |
| Species | Osorius cordicollis Fauvel, 1882
| | |
| Species | Osorius cordovensis Bernhauer, 1910
| | |
| Species | Osorius cornutus Laporte de Castelnau, 1832
| | |
| Species | Osorius costaricencis Bernhauer, 1942
| | |
| Species | Osorius costaricensis Bernhauer, 1942
| | |
| Species | Osorius crassus Sharp, 1887
| | |
| Species | Osorius crebresculpturatus Scheerpeltz, 1957
| | |
| Species | Osorius crenifrons Bernhauer, 1917
| | |
| Species | Osorius crenulatus Cameron, 1928
| | |
| Species | Osorius crenulifrons Notman, 1925
| | |
| Species | Osorius cribrum Bernhauer, 1914
| | |
| Species | Osorius cristobalicus Coiffait, 1981
| | |
| Species | Osorius crucei Irmler, 2014
| | |
| Species | Osorius cubensis Blackwelder, 1943
| | |
| Species | Osorius cylindricus Latreille, 1832
| | |
| Species | Osorius daemon Darlington, 1937
| | |
| Species | Osorius daemonicus Bernhauer, 1942
| | |
| Species | Osorius darjeelingensis Herman, 2001
| | |
| Species | Osorius darlingtoni Blackwelder, 1943
| | |
| Species | Osorius debilis Sharp, 1887
| | |
| Species | Osorius decipiens Cameron, 1937
| | |
| Species | Osorius densicollis Bernhauer, 1919
| | |
| Species | Osorius dentatus Bernhauer, 1908
| | |
| Species | Osorius dentifrons Cameron, 1933
| | |
| Species | Osorius depressicapitatus Zou, Si-Si & Hong-Zhang Zhou, 2015
| | |
| Species | Osorius diabolicus Bernhauer, 1942
| | |
| Species | Osorius difficilis Notman, 1925
| | |
| Species | Osorius dimorphus
| | |
| Species | Osorius discalis Cameron, 1936
| | |
| Species | Osorius discicollis Fauvel, 1879
| | |
| Species | Osorius diversicollis Cameron, 1928
| | |
| Species | Osorius dividepunctatus Scheerpeltz, 1974
| | |
| Species | Osorius dohertyi Cameron, 1942
| | |
| Species | Osorius dubius Sharp, 1887
| | |
| Species | Osorius dundoensis Cameron, 1950
| | |
| Species | Osorius eggersi Bernhauer, 1904
| | |
| Species | Osorius eppelsheimi Bernhauer, 1904
| | |
| Species | Osorius eucrates Fernando, 1960
| | |
| Species | Osorius exalatus Blackwelder, 1943
| | |
| Species | Osorius exiguus Notman, 1925
| | |
| Species | Osorius fauveli Cameron, 1913
| | |
| Species | Osorius fissicollis Bernhauer, 1942
| | |
| Species | Osorius formosae Berhauer, 1922
| | |
| Species | Osorius franckei Wendeler, 1955
| | |
| Species | Osorius fratellus Darlington, 1937
| | |
| Species | Osorius frater Lynch Arribálzaga, 1884
| | |
| Species | Osorius fraterculus Cameron, 1936
| | |
| Species | Osorius fraternus Cameron, 1942
| | |
| Species | Osorius freyi Bernhauer, 1939
| | |
| Species | Osorius frontalis Fauvel, 1905
| | |
| Species | Osorius fumator Fauvel, 1889 ⇒ Mimogonus fumator
| | |
| Species | Osorius furcifer Bernhauer, 1927
| | |
| Species | Osorius ganglbaueri Bernhauer, 1942
| | |
| Species | Osorius gardneri Cameron, 1930
| | |
| Species | Osorius germanus Sharp, 1887
| | |
| Species | Osorius gigantulus Cameron, 1928
| | |
| Species | Osorius glaberrimus Bernhauer, 1926
| | |
| Species | Osorius granulatus Bernhauer, 1920
| | |
| Species | Osorius granulicollis Cameron, 1928
| | |
| Species | Osorius granulifrons Cameron, 1924
| | |
| Species | Osorius guiananus Bernhauer, 1934
| | |
| Species | Osorius guianensis Irmler, 2010
| | |
| Species | Osorius guizhouensis Zou, Si-Si & Hong-Zhang Zhou, 2015
| | |
| Species | Osorius haitiellus Darlington, 1937
| | |
| Species | Osorius hatamensis Fauvel, 1878
| | |
| Species | Osorius hauseri Bernhauer, 1940
| | |
| Species | Osorius hewitti Bernhauer, 1914
| | |
| Species | Osorius hirsutus Cameron, 1928
| | |
| Species | Osorius hirtilabris Darlington, 1937
| | |
| Species | Osorius hirtulus Fauvel, 1891
| | |
| Species | Osorius hirtus Fauvel, 1878
| | |
| Species | Osorius huangi Zou, Si-Si & Hong-Zhang Zhou, 2015
| | |
| Species | Osorius hubbardi Notman, 1925
| | |
| Species | Osorius impennis Fauvel, 1904
| | |
| Species | Osorius impressiceps Bernhauer, 1942
| | |
| Species | Osorius imuganensis Bernhauer, 1942
| | |
| Species | Osorius incisicrurus Latreille, 1832
| | |
| Species | Osorius incisifrons Fauvel, 1905
| | |
| Species | Osorius incultus Irmler, 2014
| | |
| Species | Osorius indicus Cameron, 1914
| | |
| Species | Osorius inexpectatus Filatova, 1978
| | |
| Species | Osorius infernus Bernhauer, 1942
| | |
| Species | Osorius insularum Bernhauer, 1942
| | |
| Species | Osorius integer Sharp, 1876
| | |
| Species | Osorius intermedius Erichson, 1839
| | |
| Species | Osorius interruptus Bernhauer, 1942
| | |
| Species | Osorius jamaicensis Blackwelder, 1943
| | |
| Species | Osorius javanicus Bernhauer, 1915
| | |
| Species | Osorius javanus Cameron, 1945
| | |
| Species | Osorius jingkei Herman, 2001
| | |
| Species | Osorius kakodanus Cameron, 1937
| | |
| Species | Osorius karnyi Cameron, 1925
| | |
| Species | Osorius katompeanus Bernhauer, 1932
| | |
| Species | Osorius kedirianus Cameron, 1938
| | |
| Species | Osorius kempi Bernhauer, 1926
| | |
| Species | Osorius kraatzi Bernhauer & K.Schubert, 1911
| | |
| Species | Osorius laeviceps Notman, 1925
| | |
| Species | Osorius laevicollis Bernhauer, 1908
| | |
| Species | Osorius laevigatulus K.Schubert, 1911
| | |
| Species | Osorius laevigatus Sharp, 1887
| | |
| Species | Osorius laevissimus Bernhauer, 1942
| | |
| Species | Osorius laeviusculus Bernhauer, 1920
| | |
| Species | Osorius larutensis Herman, 2001
| | |
| Species | Osorius latimargo Bernhauer, 1908
| | |
| Species | Osorius latipes Gravenhorst, 1806
| | |
| Species | Osorius leonensis Cameron, 1948
| | |
| Species | Osorius lewisi Blackwelder, 1943
| | |
| Species | Osorius limatidepressus Zou, Si-Si & Hong-Zhang Zhou, 2015
| | |
| Species | Osorius linearis Bernhauer, 1915
| | |
| Species | Osorius lopchuensis Cameron, 1930
| | |
| Species | Osorius lucifer Bernhauer, 1942
| | |
| Species | Osorius luzonicus Bernhauer, 1915
| 2 | Subspecies |
| Species | Osorius lynchi Bernhauer, 1933
| | |
| Species | Osorius madurensis K.Schubert, 1911
| | |
| Species | Osorius makilinganus Bernhauer, 1942
| | |
| Species | Osorius malabarensis Cameron, 1936
| | |
| Species | Osorius malaisei Scheerpeltz, 1965
| | |
| Species | Osorius malayanus Cameron, 1936
| | |
| Species | Osorius mangpuensis Cameron, 1942
| | |
| Species | Osorius manni Notman, 1925
| | |
| Species | Osorius maquilinganus Bernhauer, 1915
| | |
| Species | Osorius marshalli Bernhauer, 1936
| | |
| Species | Osorius masuriensis Cameron, 1942
| | |
| Species | Osorius mediocris Darlington, 1937
| | |
| Species | Osorius medius Bernhauer, 1927
| | |
| Species | Osorius mephistopheles Cameron, 1941
| | |
| Species | Osorius mexicanus Bernhauer, 1910
| | |
| Species | Osorius micromidas Zou, Si-Si & Hong-Zhang Zhou, 2015
| | |
| Species | Osorius microphthalmus Cameron, 1941
| | |
| Species | Osorius microps Sharp, 1889
| | |
| Species | Osorius micropterus Blackwelder, 1943
| | |
| Species | Osorius micros Sharp, 1887
| | |
| Species | Osorius minor Notman, 1925
| | |
| Species | Osorius minutior Bernhauer, 1942
| | |
| Species | Osorius minutissimus Bernhauer, 1914
| | |
| Species | Osorius minutoserratus Zou, Si-Si & Hong-Zhang Zhou, 2015
| | |
| Species | Osorius minutus Bernhauer, 1915
| | |
| Species | Osorius mjobergi Cameron, 1928
| | |
| Species | Osorius montanus Cameron, 1937
| | |
| Species | Osorius monticola Cameron, 1914
| | |
| Species | Osorius morio Notman, 1925
| | |
| Species | Osorius mortuorum Bernhauer, 1922
| | |
| Species | Osorius mujechiensis Cho, 1998
| | |
| Species | Osorius mundus Sharp, 1876
| | |
| Species | Osorius murecarius Bernhauer, 1917
| | |
| Species | Osorius natalensis Scheerpeltz, 1974
| | |
| Species | Osorius nefandus Bernhauer, 1942
| | |
| Species | Osorius neotropicus Bernhauer, 1908
| | |
| Species | Osorius niasianus Cameron, 1945
| | |
| Species | Osorius nilgiriensis Fauvel, 1903
| | |
| Species | Osorius nitens Sharp, 1876
| | |
| Species | Osorius nobilis Irmler, 2014
| | |
| Species | Osorius notmani Darlington, 1937
| | |
| Species | Osorius oculatus Sharp, 1876
| | |
| Species | Osorius ogloblini Bernhauer, 1933
| | |
| Species | Osorius opacifrons Sharp, 1887
| | |
| Species | Osorius opacipennis Bernhauer, 1942
| | |
| Species | Osorius opaculus Eppelsheim, 1895
| | |
| Species | Osorius oriente Blackwelder, 1943
| | |
| Species | Osorius overlaeti Bernhauer, 1933
| | |
| Species | Osorius paganus Irmler, 2010
| | |
| Species | Osorius palawanensis Bernhauer, 1942
| | |
| Species | Osorius paradoxifrons Bernhauer, 1932
| | |
| Species | Osorius paradoxus Bernhauer, 1927
| | |
| Species | Osorius parciventris Bernhauer, 1942
| | |
| Species | Osorius parcus Sharp, 1887 Diamond Valley suncup | | |
| Species | Osorius parviceps Notman, 1925
| | |
| Species | Osorius parvipennis Bernhauer, 1926
| | |
| Species | Osorius parvulus W.Scriba, 1855
| | |
| Species | Osorius pectinifrons Fauvel, 1895
| | |
| Species | Osorius peguanus
| | |
| Species | Osorius pendleburyi Cameron, 1945
| | |
| Species | Osorius peninsularis Cameron, 1950
| | |
| Species | Osorius pequanus Bernhauer, 1914
| | |
| Species | Osorius peraffinis Cameron, 1942
| | |
| Species | Osorius peruvianus Bernhauer, 1908
| | |
| Species | Osorius philippinus Bernhauer, 1915
| | |
| Species | Osorius piceus Erichson, 1840
| | |
| Species | Osorius picipes Cameron, 1937
| | |
| Species | Osorius pilosus Fauvel, 1878
| | |
| Species | Osorius planifrons LeConte, 1877
| | |
| Species | Osorius politus LeConte, 1877
| | |
| Species | Osorius propinquus Bernhauer, 1920
| | |
| Species | Osorius proximus Cameron, 1941
| | |
| Species | Osorius puncticeps Sharp, 1887
| | |
| Species | Osorius puncticollis Kraatz, 1859
| | |
| Species | Osorius punctifrons Bernhauer, 1917
| | |
| Species | Osorius punctipennis Fauvel, 1895
| | |
| Species | Osorius punctiventris Cameron, 1950
| | |
| Species | Osorius punctulatus Motschulsky, 1858
| | |
| Species | Osorius punctus Bernhauer, 1922
| | |
| Species | Osorius pusillus Irmler, 2010
| | |
| Species | Osorius pygmaeus Laporte de Castelnau, 1835
| | |
| Species | Osorius rectomarginatus Zou, Si-Si & Hong-Zhang Zhou, 2015
| | |
| Species | Osorius regularis Fauvel, 1905
| | |
| Species | Osorius regulus Darlington, 1937
| | |
| Species | Osorius rivularis Cameron, 1950
| | |
| Species | Osorius robustus Cameron, 1920
| | |
| Species | Osorius rubripennis Bernhauer, 1942
| | |
| Species | Osorius rufipennis Motschulsky, 1858
| | |
| Species | Osorius rufipes Motschulsky, 1857 ⇒ Neosorius rufipes
| | |
| Species | Osorius rugegensis Fagel, 1957
| | |
| Species | Osorius rugiceps Boheman, 1848
| | |
| Species | Osorius rugicollis Kraatz, 1859
| | |
| Species | Osorius rugifrons Erichson, 1840
| | |
| Species | Osorius rugipennis Bernhauer, 1910
| | |
| Species | Osorius rugiventris Cameron, 1945
| | |
| Species | Osorius rugosipennis Bernhauer, 1942
| | |
| Species | Osorius sahlbergi Bernhauer, 1920
| | |
| Species | Osorius salutator Darlington, 1937
| | |
| Species | Osorius salvini Sharp, 1887
| | |
| Species | Osorius samarensis Bernhauer, 1942
| | |
| Species | Osorius samoensis Bernhauer, 1922
| | |
| Species | Osorius sanguinipennis Fauvel, 1877
| | |
| Species | Osorius sarawakensis Cameron, 1941
| | |
| Species | Osorius satanas Bernhauer, 1942
| | |
| Species | Osorius scabricollis Bernhauer, 1939
| | |
| Species | Osorius scheerpeltzi Bernhauer, 1942
| | |
| Species | Osorius schusteri Bernhauer, 1917
| | |
| Species | Osorius schwarzi Notman, 1925
| | |
| Species | Osorius scolytinus Fauvel, 1895
| | |
| Species | Osorius sechellarum H.J.Kolbe, 1910
| | |
| Species | Osorius secretus Cameron, 1950
| | |
| Species | Osorius selangorensis Cameron, 1936
| | |
| Species | Osorius semicarinatus Bernhauer, 1927
| | |
| Species | Osorius sexpunctatus Bernhauer, 1912
| | |
| Species | Osorius siamensis Cameron, 1940
| | |
| Species | Osorius sibuyanensis Bernhauer, 1942
| | |
| Species | Osorius sikkimensis Bernhauer, 1920
| | |
| Species | Osorius silvestrii Bernhauer, 1927
| | |
| Species | Osorius simplex Sharp, 1876
| | |
| Species | Osorius sinuatocollis Bernhauer, 1920
| | |
| Species | Osorius socors Darlington, 1937
| | |
| Species | Osorius solidus Sharp, 1876
| | |
| Species | Osorius sororculus Cameron, 1937
| | |
| Species | Osorius sparsiceps Bernhauer, 1938
| | |
| Species | Osorius sparsifrons Cameron, 1928
| | |
| Species | Osorius sparsior Fauvel, 1904
| | |
| Species | Osorius sparsus Cameron, 1928
| | |
| Species | Osorius spectabilis Bernhauer, 1942
| | |
| Species | Osorius stevensi Cameron, 1942
| | |
| Species | Osorius stipes Sharp, 1876
| | |
| Species | Osorius strandi Bernhauer, 1942
| | |
| Species | Osorius strangulatus Fauvel, 1904
| | |
| Species | Osorius striaticeps Steel, 1956
| | |
| Species | Osorius striativentris Bernhauer, 1915
| | |
| Species | Osorius stricticollis Fauvel, 1895
| | |
| Species | Osorius strictus Blackwelder, 1943
| | |
| Species | Osorius strigiceps Lea, 1931
| | |
| Species | Osorius strigicollis Cameron, 1941
| | |
| Species | Osorius strigifrons H.J.Kolbe, 1889
| | |
| Species | Osorius strigiventris Bernhauer, 1914
| | |
| Species | Osorius striola Fauvel, 1878
| | |
| Species | Osorius striolatus Zou, Si-Si & Hong-Zhang Zhou, 2015
| | |
| Species | Osorius sublaevicollis Bernhauer, 1942
| | |
| Species | Osorius sublaevis Bernhauer, 1920
| | |
| Species | Osorius subtilior Bernhauer, 1942
| | |
| Species | Osorius sumatranus Cameron, 1945
| | |
| Species | Osorius sumatrensis Cameron, 1945
| | |
| Species | Osorius sutteri Scheerpeltz, 1957
| | |
| Species | Osorius syriacus Fauvel, 1875
| | |
| Species | Osorius tardus
| | |
| Species | Osorius taurus Sharp, 1889
| 2 | Subspecies |
| Species | Osorius tenuistrigosus Bernhauer, 1942
| | |
| Species | Osorius testaceus Tottenham, 1953
| | |
| Species | Osorius tonkinensis Bernhauer, 1914
| | |
| Species | Osorius toxopei Cameron, 1936
| | |
| Species | Osorius trichinosis Zou, Si-Si & Hong-Zhang Zhou, 2015
| | |
| Species | Osorius trinitatus Blackwelder, 1943
| | |
| Species | Osorius truncatus Cameron, 1925
| | |
| Species | Osorius truncorum Bernhauer, 1904
| | |
| Species | Osorius tschirnhausi Irmler, 2010
| | |
| Species | Osorius tuberculifrons Cameron, 1945
| | |
| Species | Osorius tuberifrons Bernhauer, 1942
| | |
| Species | Osorius tuberiventris Bernhauer, 1926
| | |
| Species | Osorius tuberocapitatus Zou, Si-Si & Hong-Zhang Zhou, 2015
| | |
| Species | Osorius turquinus Blackwelder, 1943
| | |
| Species | Osorius unicornis Bernhauer, 1942
| | |
| Species | Osorius unispinosus Bernhauer, 1942
| | |
| Species | Osorius usambarae Bernhauer, 1915
| | |
| Species | Osorius variolatus Notman, 1925
| | |
| Species | Osorius venezuelanus Irmler, 2010
| | |
| Species | Osorius verhaaghi Irmler, 2010
| | |
| Species | Osorius vexator Tottenham, 1953
| | |
| Species | Osorius vicinus Sharp, 1887
| | |
| Species | Osorius victoriae Oke, 1933
| | |
| Species | Osorius wasmanni Bernhauer, 1920
| | |
| Species | Osorius weberi Blackwelder, 1943
| | |
| Species | Osorius wendeleri Bernhauer, 1942
| | |