| Species | Octavius abditus Orousset, 1990
| | |
| Species | Octavius abruzzensis Coiffait, 1965
| | |
| Species | Octavius acutipenis Janák, 2014
| | |
| Species | Octavius adriani Janák, 2014
| | |
| Species | Octavius africanus Cameron, 1950
| | |
| Species | Octavius alzadae Kistner, 1963
| | |
| Species | Octavius ambitsika Orousset, 1988
| | |
| Species | Octavius amindramiova Orousset, 1988
| | |
| Species | Octavius andohahelo Orousset, 1988
| | |
| Species | Octavius andringitra Orousset, 1988
| | |
| Species | Octavius angusticollis Puthz, 2006
| | |
| Species | Octavius anjavidilava Orousset, 1988
| | |
| Species | Octavius ankaratra Orousset, 1988
| | |
| Species | Octavius anophthalmus Puthz, 1991
| | |
| Species | Octavius apicalis Orousset, 1983
| | |
| Species | Octavius apicidens Puthz, 1985
| | |
| Species | Octavius armatus Orousset, 1988
| | |
| Species | Octavius asiaticus Coiffait, 1958
| | |
| Species | Octavius assamensis Puthz, 1985
| | |
| Species | Octavius atomus Puthz, 1986
| | |
| Species | Octavius attenuatus Puthz, 2006
| | |
| Species | Octavius bacillus Puthz, 1986
| | |
| Species | Octavius balazuci Jarrige, 1964
| | |
| Species | Octavius baloghi Puthz, 1977
| | |
| Species | Octavius baloghianus Puthz, 1991
| | |
| Species | Octavius batesi Sharp, 1876
| | |
| Species | Octavius belizensis Puthz, 2001
| | |
| Species | Octavius berardi Lavagne, 1917 ⇒ Octavius grandiceps
| | |
| Species | Octavius bermudezi Bierig, 1934
| | |
| Species | Octavius bessoni Orousset, 1986
| | |
| Species | Octavius besucheti Puthz, 1977
| | |
| Species | Octavius betschi Orousset, 1988
| | |
| Species | Octavius betsileo Orousset, 1988
| | |
| Species | Octavius bicolor Cameron, 1938
| | |
| Species | Octavius bicurvatus Janák, 2014
| | |
| Species | Octavius bifidus Puthz, 1979
| | |
| Species | Octavius biroi Puthz, 1977
| | |
| Species | Octavius bordei Sainte-Claire Deville, 1911
| | |
| Species | Octavius boryi Orousset, 1988
| | |
| Species | Octavius breviceps Jarrige, 1968
| | |
| Species | Octavius brevipennis Cameron, 1956
| | |
| Species | Octavius brevisulcatus Puthz, 2006
| | |
| Species | Octavius brincki Puthz, 1976
| | |
| Species | Octavius bryophilus Orousset, 1988
| | |
| Species | Octavius bulirschi Janák, 2014
| | |
| Species | Octavius caecigenus Puthz, 2006
| | |
| Species | Octavius capdeviellei Orousset, 1979
| | |
| Species | Octavius capensis Kistner, 1967
| | |
| Species | Octavius capitocleftus Kistner, 1961
| | |
| Species | Octavius carpetanicus Outerelo, 1989
| | |
| Species | Octavius castrii Coiffait, 1963
| 3 | Subspecies |
| Species | Octavius catalanus Coiffait, 1958
| | |
| Species | Octavius catharus Coiffait, 1963
| | |
| Species | Octavius cerberus Coiffait, 1958
| | |
| Species | Octavius coecus Jarrige, 1968
| | |
| Species | Octavius coiffaiti Puthz, 1985
| | |
| Species | Octavius coiffaitianus Orousset, 1987
| | |
| Species | Octavius comellinii Coiffait, 1963
| | |
| Species | Octavius confusus Coiffait, 1958
| | |
| Species | Octavius corsicus Orousset, 1983
| | |
| Species | Octavius cossyrensis Coiffait, 1965
| | |
| Species | Octavius costaricensis Puthz, 2001
| | |
| Species | Octavius crenicollis Fauvel, 1876
| | |
| Species | Octavius croaticus Puthz, 1972
| | |
| Species | Octavius crucialis Kistner, 1967
| | |
| Species | Octavius cruciatus Orousset, 1988
| | |
| Species | Octavius curtissimus Assing, 2012
| | |
| Species | Octavius dajozi Orousset, 1988
| | |
| Species | Octavius debilis Orousset, 1988
| | |
| Species | Octavius deceptor Puthz, 2006
| | |
| Species | Octavius degiovannii Fancello & Leo, 2015
| | |
| Species | Octavius deharvengi Orousset, 1981
| | |
| Species | Octavius delicatus Puthz, 1979
| | |
| Species | Octavius dentatus Puthz, 1985
| | |
| Species | Octavius denticulatus Puthz, 1985
| | |
| Species | Octavius dentipenis Janák, 2007
| | |
| Species | Octavius descarpentriesi Jarrige, 1968
| | |
| Species | Octavius deuvei Orousset, 1983
| | |
| Species | Octavius diabolus Puthz, 2006
| | |
| Species | Octavius distortus Orousset, 1988
| | |
| Species | Octavius doderoi Coiffait, 1965
| | |
| Species | Octavius dolosus Orousset, 1988
| | |
| Species | Octavius doriai Poggi, 1977
| | |
| Species | Octavius dorsumsuis Janák, 2014
| | |
| Species | Octavius dubaulti Orousset, 2018
| | |
| Species | Octavius dybasi Puthz, 1977
| | |
| Species | Octavius ecuadorensis Puthz, 2001
| | |
| Species | Octavius edentulus Puthz, 1985
| | |
| Species | Octavius electrospinosus ♰ Clarke & Chatzimanolis, 2009
| | |
| Species | Octavius endohastatus Puthz, 2006
| | |
| Species | Octavius endrodyi Jacobson & Kistner, 1974
| | |
| Species | Octavius endroedyanus Puthz, 1986
| | |
| Species | Octavius euganensis Coiffait, 1972
| | |
| Species | Octavius exilis Orousset, 1988
| | |
| Species | Octavius exspectatus Puthz, 1984
| | |
| Species | Octavius extralobatus Puthz, 2006
| | |
| Species | Octavius extraordinarius Puthz, 2011
| | |
| Species | Octavius falcifer Orousset, 1988
| | |
| Species | Octavius fallax Orousset, 1988
| | |
| Species | Octavius fauveli Puthz, 1977
| | |
| Species | Octavius ferus Orousset, 1988
| | |
| Species | Octavius flabellipenis Puthz, 2001
| | |
| Species | Octavius flavescens Kistner, 1961
| 3 | Subspecies |
| Species | Octavius franzi Coiffait, 1963
| | |
| Species | Octavius frater Puthz, 1979
| | |
| Species | Octavius furcillipenis Puthz, 2006
| | |
| Species | Octavius gamai Puthz, 1986
| | |
| Species | Octavius gavarrensis Coiffait, 1963
| | |
| Species | Octavius gemellus Orousset, 1988
| | |
| Species | Octavius goanus Puthz, 1991
| | |
| Species | Octavius gomyi Orousset, 1988
| | |
| Species | Octavius grandiceps Mulsant & Rey, 1853
| | |
| Species | Octavius guamensis Puthz, 1977
| | |
| Species | Octavius gutierrezi Orousset, 1988
| 2 | Subspecies |
| Species | Octavius haribe Janak, 1996
| | |
| Species | Octavius hervei Ochs, 1949
| | |
| Species | Octavius himalayicus Coiffait, 1982
| | |
| Species | Octavius horrendus Orousset, 1988
| | |
| Species | Octavius hypogaeus Orousset, 1988
| | |
| Species | Octavius indicus Puthz, 1980
| 2 | Subspecies |
| Species | Octavius indifferens Puthz, 1979
| | |
| Species | Octavius inoptatus Puthz, 2006
| | |
| Species | Octavius insignis Orousset, 1988
| | |
| Species | Octavius insularis Fauvel, 1873
| | |
| Species | Octavius insulindicus Puthz, 2002
| | |
| Species | Octavius interfector Orousset, 1988
| | |
| Species | Octavius italus Fauvel, 1907
| | |
| Species | Octavius ituriensis Kistner, 1960
| | |
| Species | Octavius janae Janak, 1996
| | |
| Species | Octavius javanus Puthz, 1978
| | |
| Species | Octavius joffrei Orousset, 1981
| | |
| Species | Octavius kaboboensis Kistner, 1963
| | |
| Species | Octavius kavangoensis Puthz, 2006
| | |
| Species | Octavius kenyamontis Puthz, 1991
| | |
| Species | Octavius kenyanus Puthz, 1984
| | |
| Species | Octavius kethleyi Puthz, 2001
| | |
| Species | Octavius khasimontium Puthz, 1985
| | |
| Species | Octavius kistneri Puthz, 1984
| | |
| Species | Octavius kogelbergensis Janák, 2014
| | |
| Species | Octavius laoticus Puthz, 2011
| | |
| Species | Octavius leenhardti Orousset, 1983
| | |
| Species | Octavius leleupi Kistner, 1961
| | |
| Species | Octavius leleupianus Puthz, 1980
| | |
| Species | Octavius lepidus Orousset, 1986
| | |
| Species | Octavius lichtensteini Lavagne, 1917
| 2 | Subspecies |
| Species | Octavius liechtensteini Lavagne, 1917 ⇒ Octavius lichtensteini
| 4 | Subspecies |
| Species | Octavius llinaresi Orousset, 1988
| | |
| Species | Octavius loebli Puthz, 1979
| | |
| Species | Octavius loeblianus Puthz, 1979
| | |
| Species | Octavius loebliellus Puthz, 1984
| | |
| Species | Octavius longesulcatus Puthz, 2006
| | |
| Species | Octavius longipes Coiffait, 1963
| | |
| Species | Octavius longispinosus Orousset, 1988
| | |
| Species | Octavius longulus Orousset, 1988
| | |
| Species | Octavius lueboensis Kistner, 1962
| | |
| Species | Octavius machadoi Cameron, 1950
| | |
| Species | Octavius madagascariensis Orousset, 1988
| | |
| Species | Octavius madecassus Orousset, 1988
| | |
| Species | Octavius major Coiffait, 1958
| 2 | Subspecies |
| Species | Octavius malgassicus Orousset, 1988
| | |
| Species | Octavius manjarivolo Orousset, 1988
| | |
| Species | Octavius marositry Orousset, 1988
| | |
| Species | Octavius massatensis Coiffait, 1959
| | |
| Species | Octavius mendax Puthz, 1989
| | |
| Species | Octavius meridionalis Coiffait, 1958
| | |
| Species | Octavius mexicanus Puthz, 2001
| | |
| Species | Octavius microps Kistner, 1967
| | |
| Species | Octavius mikhaili Janák, 2014
| | |
| Species | Octavius mimus Puthz, 2006
| | |
| Species | Octavius mindorensis Orousset, 1980
| | |
| Species | Octavius minor Puthz, 1985
| | |
| Species | Octavius minutus Kistner, 1961
| | |
| Species | Octavius moczarskii
| | |
| Species | Octavius monticola Orousset, 1988
| | |
| Species | Octavius montiumdraconis Janák, 2007
| | |
| Species | Octavius morio Kistner, 1967
| | |
| Species | Octavius mostarensis Bernhauer, 1912
| | |
| Species | Octavius mostovskii Janák, 2014
| | |
| Species | Octavius muellerae Janák, 2014
| | |
| Species | Octavius multisetosus Janák, 2014
| | |
| Species | Octavius mutatus Coiffait, 1963
| | |
| Species | Octavius natalensis Kistner, 1967
| | |
| Species | Octavius ndumu Janák, 2014
| | |
| Species | Octavius neotropicus Puthz, 1977
| | |
| Species | Octavius newtoni Puthz, 2001
| | |
| Species | Octavius novaebritanniae Puthz, 1977
| | |
| Species | Octavius novaeguineae Puthz, 1977
| 4 | Subspecies |
| Species | Octavius ntsubane Janák, 2014
| | |
| Species | Octavius ocellifer Puthz, 2006
| | |
| Species | Octavius oculocallus Coiffait, 1959
| | |
| Species | Octavius odiosus Puthz, 2001
| | |
| Species | Octavius orbensis Orousset, 1986
| | |
| Species | Octavius orcinus Orousset, 1988
| | |
| Species | Octavius panamensis Puthz, 2001
| | |
| Species | Octavius pandora Puthz, 1984
| | |
| Species | Octavius paraguayanus Puthz, 1986
| | |
| Species | Octavius parvulus Orousset, 1988
| | |
| Species | Octavius pauliani Jarrige, 1968
| | |
| Species | Octavius peckorum Puthz, 2001
| | |
| Species | Octavius pectinifer Puthz, 1986
| | |
| Species | Octavius perroti Coiffait, 1963
| | |
| Species | Octavius peruanus Puthz, 2001
| | |
| Species | Octavius peyrierasi Orousset, 1988
| | |
| Species | Octavius piriensis Kistner, 1967
| | |
| Species | Octavius pluto Orousset, 1988
| | |
| Species | Octavius portensis Coiffait, 1959
| | |
| Species | Octavius princeps Coiffait, 1963
| | |
| Species | Octavius priotoni Coiffait, 1966
| | |
| Species | Octavius pseudopauliani Orousset, 1988
| | |
| Species | Octavius pugionifer Puthz, 2006
| | |
| Species | Octavius pumilio Puthz, 2001
| | |
| Species | Octavius puthzi Pace, 1983
| | |
| Species | Octavius puthzianus Orousset, 1988
| | |
| Species | Octavius pyrenaeus Fauvel, 1873
| 1 | Subspecies |
| Species | Octavius quadridenticulatus Puthz, 1977
| | |
| Species | Octavius quinquedenticulatus Puthz, 1977
| | |
| Species | Octavius rabili Orousset, 1981
| | |
| Species | Octavius raja Puthz, 1986
| | |
| Species | Octavius rapax Orousset, 1988
| | |
| Species | Octavius raymondi Saulcy, 1878
| | |
| Species | Octavius reali Orousset, 1989
| | |
| Species | Octavius rostellipenis Puthz, 2001
| | |
| Species | Octavius rostrifer Puthz, 1986
| | |
| Species | Octavius rugosus Orousset, 1988
| | |
| Species | Octavius ruthae Janák, 2007
| | |
| Species | Octavius sardous Coiffait, 1965
| | |
| Species | Octavius sarkae Janák, 2014
| 3 | Subspecies |
| Species | Octavius schatzorum Puthz, 2006
| | |
| Species | Octavius sculptilis Orousset, 1988
| | |
| Species | Octavius secqi Orousset, 1991
| | |
| Species | Octavius securifer Puthz, 2006
| | |
| Species | Octavius semipiceus Jarrige, 1968
| | |
| Species | Octavius senyensis Coiffait, 1958
| | |
| Species | Octavius serraticollis Puthz, 1984
| | |
| Species | Octavius serratus Orousset, 1988
| | |
| Species | Octavius sexdenticulatus Puthz, 1977
| | |
| Species | Octavius similior Puthz, 2001
| | |
| Species | Octavius similis Puthz, 2001
| | |
| Species | Octavius simplex Puthz, 2006
| | |
| Species | Octavius simplicipenis Puthz, 2006
| | |
| Species | Octavius solomonensis Puthz, 1977
| | |
| Species | Octavius spinipenis Puthz, 2001
| | |
| Species | Octavius spiniphallus Orousset, 1981
| 2 | Subspecies |
| Species | Octavius spinosipenis Puthz, 2001
| | |
| Species | Octavius spinulosus Coiffait, 1963
| | |
| Species | Octavius spiralifer Puthz, 2006
| | |
| Species | Octavius squalidus Puthz, 2002
| | |
| Species | Octavius strigosus Orousset, 1990
| | |
| Species | Octavius subtilis Puthz, 1979
| | |
| Species | Octavius sulcicollis Bernhauer, 1935
| | |
| Species | Octavius sulcifrons Jarrige, 1968
| | |
| Species | Octavius sumatranus Puthz, 1989
| | |
| Species | Octavius tarragonensis Coiffait, 1963
| 2 | Subspecies |
| Species | Octavius tavakiliani Orousset, 1983
| | |
| Species | Octavius tenebricosus Orousset, 1988
| | |
| Species | Octavius tergestinus Coiffait, 1963
| | |
| Species | Octavius terrensis Kistner, 1960
| | |
| Species | Octavius terrigena Orousset, 1988
| | |
| Species | Octavius tesinskyi Janák, 2019
| | |
| Species | Octavius tibialis Kistner, 1967
| | |
| Species | Octavius togoensis Puthz, 1977
| | |
| Species | Octavius torderensis Coiffait, 1965
| | |
| Species | Octavius tortilis Orousset, 1988
| | |
| Species | Octavius torulosus Orousset, 1988
| | |
| Species | Octavius transadriaticus Breit, 1911
| | |
| Species | Octavius transvaalensis Puthz, 2006
| | |
| Species | Octavius trapeziceps Puthz, 2001
| | |
| Species | Octavius trihastatus Puthz, 2006
| | |
| Species | Octavius unocellus Puthz, 2006
| | |
| Species | Octavius vanjamanitra Orousset, 1988
| | |
| Species | Octavius velebiticus Breit, 1913
| | |
| Species | Octavius venator Orousset, 1988
| | |
| Species | Octavius venezuelensis Puthz, 2001
| | |
| Species | Octavius verschureni Kistner, 1961
| | |
| Species | Octavius viduus Puthz, 1986
| | |
| Species | Octavius vietnamensis Puthz, 1979
| | |
| Species | Octavius vitalei Bernhauer, 1908
| 3 | Subspecies |
| Species | Octavius viti Puthz, 1977
| | |
| Species | Octavius vivariensis Coiffait, 1965
| | |
| Species | Octavius vulturensis Janák, 2014
| | |
| Species | Octavius wagneri Puthz, 2001
| | |
| Species | Octavius wittei Kistner, 1960
| | |
| Species | Octavius xhosa Janák, 2014
| | |
| Species | Octavius zariquieyi Coiffait, 1958
| | |
| Species | Octavius zulu Janák, 2014
| | |
