| Subgenus | Pachybrachis (Chloropachys) Rey, 1883
| 4 | Species |
| Subgenus | Pachybrachis (Pachybrachis) s.str. Chevrolat, 1837 Scriptured Leaf Beetles | 80 | Species |
| Species | Pachybrachis abdominalis Say, 1824
| | |
| Species | Pachybrachis absinthii Lopatin, 1990
| | |
| Species | Pachybrachis adaliensis Weise, 1886
| | |
| Species | Pachybrachis additus Lopatin, 1991
| | |
| Species | Pachybrachis adspersa Suffrian, 1866
| | |
| Species | Pachybrachis aeruginosus Weise, 1891
| | |
| Species | Pachybrachis aethiops Weise, 1882
| | |
| Species | Pachybrachis afghanensis Lopatin, 1966
| | |
| Species | Pachybrachis akbesianus Pic, 1907
| | |
| Species | Pachybrachis alacris Fall, 1915
| | |
| Species | Pachybrachis albarracinus Wagner, 1927
| | |
| Species | Pachybrachis albicans Weise, 1882
| | |
| Species | Pachybrachis albolimbatus Weise, 1891
| | |
| Species | Pachybrachis alticola Fall, 1915
| | |
| Species | Pachybrachis altimontanus Lopatin, 1968
| | |
| Species | Pachybrachis amurensis L. N. Medvedev, 1973
| | |
| Species | Pachybrachis analis LeConte, 1861
| | |
| Species | Pachybrachis anatolicus Lopatin, 1985
| | |
| Species | Pachybrachis angustifrons Rey, 1883
| | |
| Species | Pachybrachis apicalis Rey, 1883
| | |
| Species | Pachybrachis aquilonis
| | |
| Species | Pachybrachis archboldi Barney, 2016
| | |
| Species | Pachybrachis arisii Pic, 1908
| | |
| Species | Pachybrachis arizonensis Bowditch, 1909
| | |
| Species | Pachybrachis arnoldii Lopatin, 1967
| | |
| Species | Pachybrachis assiettae Burlini, 1968
| | |
| Species | Pachybrachis astragali Stierlin, 1863
| | |
| Species | Pachybrachis ater Weise, 1882
| | |
| Species | Pachybrachis atomarius F. E. Melsheimer, 1847 Koa moth | | |
| Species | Pachybrachis atraphaxidis Lopatin, 1968
| | |
| Species | Pachybrachis auliensis Breit, 1921
| | |
| Species | Pachybrachis autolycus Fall, 1915
| | |
| Species | Pachybrachis badius Fall, 1915
| | |
| Species | Pachybrachis bajulus Suffrian, 1852
| | |
| Species | Pachybrachis balsas Bowditch, 1909
| | |
| Species | Pachybrachis beckeri Pic, 1910
| | |
| Species | Pachybrachis bifasciatus Jacoby, 1880
| | |
| Species | Pachybrachis bifoveolatus Rey, 1883
| | |
| Species | Pachybrachis bimaculatus Rey, 1883
| | |
| Species | Pachybrachis bisignatus L. Redtenbacher, 1849
| | |
| Species | Pachybrachis bivittatus Say, 1824
| | |
| Species | Pachybrachis bodemeyeri Weise, 1906
| | |
| Species | Pachybrachis boreopersicus Lopatin, 1991
| | |
| Species | Pachybrachis brevicollis LeConte, 1880
| | |
| Species | Pachybrachis brevicornis Fall, 1915
| | |
| Species | Pachybrachis brunneus Bowditch, 1909
| | |
| Species | Pachybrachis bullatus Fall, 1915
| | |
| Species | Pachybrachis caelatus LeConte, 1858
| | |
| Species | Pachybrachis calcaratus Fall, 1915
| | |
| Species | Pachybrachis calidus Fall, 1915
| | |
| Species | Pachybrachis californicus Fall, 1915
| | |
| Species | Pachybrachis callosus J. R. Sahlberg, 1913
| | |
| Species | Pachybrachis capreus Weise, 1887
| | |
| Species | Pachybrachis caraganae Lopatin, 1977
| | |
| Species | Pachybrachis carbonarius Haldeman, 1849
| | |
| Species | Pachybrachis caroleae
| | |
| Species | Pachybrachis carolinensis Bowditch, 1910
| | |
| Species | Pachybrachis carpetanus Burlini, 1968
| | |
| Species | Pachybrachis cedri Pic, 1898
| | |
| Species | Pachybrachis cephalicus Fall, 1915
| | |
| Species | Pachybrachis changaicus L. N. Medvedev & Rybakova, 1980
| | |
| Species | Pachybrachis chaoticus Fall, 1915
| | |
| Species | Pachybrachis charlotteae
| | |
| Species | Pachybrachis chinensis Weise, 1913
| | |
| Species | Pachybrachis chitralensis Schöller, 2009
| | |
| Species | Pachybrachis circumcinctus Crotch, 1874
| | |
| Species | Pachybrachis coloradensis Bowditch, 1909
| | |
| Species | Pachybrachis confederatus Fall, 1915
| | |
| Species | Pachybrachis conformis Suffrian, 1852
| | |
| Species | Pachybrachis confusus Bowditch, 1909
| | |
| Species | Pachybrachis congener Suffrian, 1866
| | |
| Species | Pachybrachis connexus Fall, 1915
| | |
| Species | Pachybrachis consimilis Fall, 1915
| | |
| Species | Pachybrachis conspirator Fall, 1915
| | |
| Species | Pachybrachis contractifrons Fall, 1915
| | |
| Species | Pachybrachis convictus Fall, 1915
| | |
| Species | Pachybrachis coquereli Rey, 1883
| | |
| Species | Pachybrachis cordatus Sassi & Schoeller, 2003
| | |
| Species | Pachybrachis crassus Bowditch, 1909
| | |
| Species | Pachybrachis cribellatus Suffrian, 1852
| | |
| Species | Pachybrachis croftus Bowditch, 1909
| | |
| Species | Pachybrachis cruentus LeConte, 1880
| | |
| Species | Pachybrachis curtipennis Breit, 1921
| | |
| Species | Pachybrachis cylindricus Bowditch, 1909
| | |
| Species | Pachybrachis dalmatinus Pic, 1908
| | |
| Species | Pachybrachis deceptor Riley & Barney, 2015
| | |
| Species | Pachybrachis delumbis Fall, 1915
| | |
| Species | Pachybrachis densus Bowditch, 1909
| | |
| Species | Pachybrachis desertus Fall, 1915
| | |
| Species | Pachybrachis deyrupi Barney, 2016
| | |
| Species | Pachybrachis dilatatus Suffrian, 1852
| | |
| Species | Pachybrachis dimorphus Medvedev, 1978
| | |
| Species | Pachybrachis discoideus Bowditch, 1909
| | |
| Species | Pachybrachis disconotatus Pic, 1908
| | |
| Species | Pachybrachis dissecticeps Roubal, 1916
| | |
| Species | Pachybrachis distictopygus Jakobson, 1901
| | |
| Species | Pachybrachis diversepunctatus Pic, 1907
| | |
| Species | Pachybrachis diversus Fall, 1915
| | |
| Species | Pachybrachis doctoris Pic, 1910
| | |
| Species | Pachybrachis doenitzi Harold, 1877
| | |
| Species | Pachybrachis donneri Crotch, 1874
| | |
| Species | Pachybrachis dubiosus LeConte, 1880
| | |
| Species | Pachybrachis durangoensis Jacoby, 1889
| | |
| Species | Pachybrachis duryi Fall, 1915
| | |
| Species | Pachybrachis dzhungaricus L. N. Medvedev & Rybakova, 1980
| | |
| Species | Pachybrachis eburifer Suffrian, 1866
| | |
| Species | Pachybrachis erinae
| | |
| Species | Pachybrachis eruditus Baly, 1873
| | |
| Species | Pachybrachis erycinus Weise, 1882
| | |
| Species | Pachybrachis etruscus Weise, 1886
| | |
| Species | Pachybrachis externenotatus Pic, 1910
| | |
| Species | Pachybrachis fallaciosus Burlini, 1968
| | |
| Species | Pachybrachis falli Leng, 1920
| | |
| Species | Pachybrachis favarcqi Pic, 1907
| | |
| Species | Pachybrachis femoratus Olivier, 1808
| | |
| Species | Pachybrachis flavescens Jacoby, 1889
| | |
| Species | Pachybrachis forreri Jacoby, 1889
| | |
| Species | Pachybrachis fortis Fall, 1915
| | |
| Species | Pachybrachis fractus Fall, 1915
| | |
| Species | Pachybrachis fraudator Lopatin, 1991
| | |
| Species | Pachybrachis freidbergi Lopatin in Lopatin & Konstantinov, 1994
| | |
| Species | Pachybrachis fuscipes Fall, 1915
| 2 | Subspecies |
| Species | Pachybrachis galeazii Pic, 1910
| | |
| Species | Pachybrachis gallicus Weise, 1882
| | |
| Species | Pachybrachis gavoyi Pic, 1955
| | |
| Species | Pachybrachis ghilarovi Lopatin, 1974
| | |
| Species | Pachybrachis gibsoni
| | |
| Species | Pachybrachis gilloti Pic, 1901
| | |
| Species | Pachybrachis glycyrrhicae
| | |
| Species | Pachybrachis glycyrrhizae Olivier, 1808
| | |
| Species | Pachybrachis gobicus Lopatin, 1977
| | |
| Species | Pachybrachis gracilipes Fall, 1915
| | |
| Species | Pachybrachis guilhelmi Pic, 1955 ⇒ Pachybrachis (Pachybrachis) exclusus
| | |
| Species | Pachybrachis gussakovskii Lopatin, 1968
| | |
| Species | Pachybrachis haematodes Suffrian, 1852
| | |
| Species | Pachybrachis haliciensis Miller, 1868 ⇒ Pachybrachis (Pachybrachis) sinuatus
| | |
| Species | Pachybrachis hauseri Pic, 1907
| | |
| Species | Pachybrachis hector Fall, 1915
| | |
| Species | Pachybrachis hepaticus Melsheimer, 1847 Koa moth | 2 | Subspecies |
| Species | Pachybrachis heptapotamicus Lopatin, 1997
| | |
| Species | Pachybrachis histrio Fabricius, 1781 ⇒ Pachybrachis (Pachybrachis) tesselatus
| | |
| Species | Pachybrachis holerorum Montagna & Sassi, 0
| | |
| Species | Pachybrachis humeralis Burlini, 1956
| | |
| Species | Pachybrachis hybridus Suffrian, 1852
| | |
| Species | Pachybrachis ictericus Weise, 1882
| | |
| Species | Pachybrachis illectus Fall, 1915
| | |
| Species | Pachybrachis immaculatus Jacoby, 1889
| | |
| Species | Pachybrachis impurus Suffrian, 1852
| | |
| Species | Pachybrachis incallidus Pic, 1897
| | |
| Species | Pachybrachis inclusa Jacoby, 1889
| | |
| Species | Pachybrachis infaustus Haldeman, 1849
| | |
| Species | Pachybrachis insidiosus Fall, 1915
| | |
| Species | Pachybrachis integratus Fall, 1915
| | |
| Species | Pachybrachis israelita Tappes, 1871
| | |
| Species | Pachybrachis issykensis Jakobson, 1901
| | |
| Species | Pachybrachis italicus Weise, 1882
| | |
| Species | Pachybrachis jacobi
| | |
| Species | Pachybrachis jacobsoni Lopatin, 1968
| | |
| Species | Pachybrachis jacobyi Bowditch, 1909
| | |
| Species | Pachybrachis jastschenkoi Lopatin, 1995
| | |
| Species | Pachybrachis jordanicus Lopatin, 1984
| | |
| Species | Pachybrachis juquilensis Jacoby, 1889
| | |
| Species | Pachybrachis kaplini Lopatin, 1986
| | |
| Species | Pachybrachis kaszabi Lopatin, 1966
| | |
| Species | Pachybrachis kazakhstanicus Lopatin, 1974
| | |
| Species | Pachybrachis kentuckyensis Riley & Barney, 2015
| | |
| Species | Pachybrachis kirghizicus Lopatin, 1974
| | |
| Species | Pachybrachis koktumensis Lopatin, 1991
| | |
| Species | Pachybrachis korotjaevi Lopatin, 1995
| | |
| Species | Pachybrachis kuramensis Lopatin, 1974
| | |
| Species | Pachybrachis lachrymosus Fall, 1915
| | |
| Species | Pachybrachis laetificus Marseul, 1875
| | |
| Species | Pachybrachis laevigatus Breit, 1921
| | |
| Species | Pachybrachis laevis Bowditch, 1909
| | |
| Species | Pachybrachis lallemanti Marseul, 1875
| | |
| Species | Pachybrachis laticollis Suffrian, 1860
| | |
| Species | Pachybrachis latipes Lopatin, 1971
| | |
| Species | Pachybrachis latithorax Clavareau, 1913
| | |
| Species | Pachybrachis lecerfi Pic, 1947
| | |
| Species | Pachybrachis lepineyi Pic, 1955
| | |
| Species | Pachybrachis letourneuxi Pic, 1900
| | |
| Species | Pachybrachis leveillei Pic, 1913
| | |
| Species | Pachybrachis libanicola Rey, 1883
| | |
| Species | Pachybrachis liebecki Fall, 1915
| | |
| Species | Pachybrachis lignosus Weise, 1882
| | |
| Species | Pachybrachis lineatus Weise, 1889
| | |
| Species | Pachybrachis litigiosus Suffrian, 1852
| | |
| Species | Pachybrachis livens LeConte, 1858
| | |
| Species | Pachybrachis lodingi Bowditch, 1909
| | |
| Species | Pachybrachis longus Bowditch, 1909
| | |
| Species | Pachybrachis lopatini Medvedev & Rybakova, 1980
| | |
| Species | Pachybrachis luctuosus Suffrian, 1858
| | |
| Species | Pachybrachis lugubris Weise, 1882
| | |
| Species | Pachybrachis luridus Fabricius, 1798
| | |
| Species | Pachybrachis lustrans LeConte, 1880
| | |
| Species | Pachybrachis m-nigrum Melsheimer, 1847 Koa moth | | |
| Species | Pachybrachis macronychus Fall, 1915
| | |
| Species | Pachybrachis maculatus Suffrian, 1848
| | |
| Species | Pachybrachis maculicollis Jacoby, 1889
| | |
| Species | Pachybrachis marchii Pic, 1923
| | |
| Species | Pachybrachis mardinensis Weise, 1900
| | |
| Species | Pachybrachis marginatus Bowditch, 1909
| | |
| Species | Pachybrachis marginipennis Bowditch, 1909
| | |
| Species | Pachybrachis marki Lopatin, 1997
| | |
| Species | Pachybrachis marmoratus Jacoby, 1889
| | |
| Species | Pachybrachis marocanus Pic, 1945
| | |
| Species | Pachybrachis martini Pic, 1909
| | |
| Species | Pachybrachis matthewi
| | |
| Species | Pachybrachis mcmeansi
| | |
| Species | Pachybrachis melanopygus G. Müller, 1952 ⇒ Pachybrachis (Pachybrachis) tessellatus tessellatus
| | |
| Species | Pachybrachis melanostictus Suffrian, 1852
| | |
| Species | Pachybrachis mellitus Bowditch, 1909
| | |
| Species | Pachybrachis mercurialis Fall, 1915
| | |
| Species | Pachybrachis merkensis Lopatin, 1968
| | |
| Species | Pachybrachis microps Fall, 1915
| | |
| Species | Pachybrachis minor Bowditch, 1909
| | |
| Species | Pachybrachis minutus Jacoby, 1889
| | |
| Species | Pachybrachis misellus Weise, 1900
| | |
| Species | Pachybrachis mitis Fall, 1915
| | |
| Species | Pachybrachis mitjaevi Lopatin & Kulenova, 1982
| | |
| Species | Pachybrachis mobilis Fall, 1915
| | |
| Species | Pachybrachis mogol Lopatin, 1986
| | |
| Species | Pachybrachis mohri Lopatin, 1974
| | |
| Species | Pachybrachis molloensis Pic, 1955
| | |
| Species | Pachybrachis mongolensis Medvedev & Rybakova, 1980
| | |
| Species | Pachybrachis moroderi Pic, 1913
| | |
| Species | Pachybrachis morosus Haldeman, 1849
| | |
| Species | Pachybrachis mulsanti Perris, 1852
| | |
| Species | Pachybrachis multipunctatus Pic, 1919
| | |
| Species | Pachybrachis nero Bowditch, 1909
| | |
| Species | Pachybrachis nigricornis Say, 1824
| 4 | Subspecies |
| Species | Pachybrachis nitidicollis Weise, 1894
| | |
| Species | Pachybrachis nobilis Fall, 1915
| | |
| Species | Pachybrachis nogalicus Fall, 1915
| | |
| Species | Pachybrachis normandi Pic, 1919
| | |
| Species | Pachybrachis notatus Bowditch, 1910
| | |
| Species | Pachybrachis noticollis Rey, 1883
| | |
| Species | Pachybrachis nubigenus Fall, 1915
| | |
| Species | Pachybrachis nubilis Bowditch, 1909
| | |
| Species | Pachybrachis nubilus Bowditch, 1909
| | |
| Species | Pachybrachis nunenmacheri Fall, 1915
| | |
| Species | Pachybrachis obfuscatus Fall, 1915
| | |
| Species | Pachybrachis obscuricolor Fuente, 1909
| | |
| Species | Pachybrachis obscurior Pic, 1898
| | |
| Species | Pachybrachis obscuripes Pic, 1905
| | |
| Species | Pachybrachis obsoletus Suffrian, 1852
| | |
| Species | Pachybrachis ochropygus Solsky, 1872
| | |
| Species | Pachybrachis ogloblini Roubal, 1927
| | |
| Species | Pachybrachis orientalis Weise, 1894
| | |
| Species | Pachybrachis osceola Fall, 1915
| | |
| Species | Pachybrachis othonus Say, 1825
| 3 | Subspecies |
| Species | Pachybrachis pagana Olivier, 1808
| | |
| Species | Pachybrachis paganettii Pic, 1935
| | |
| Species | Pachybrachis paganus Lopatin, 1990
| | |
| Species | Pachybrachis pallidicolor Pic, 1900
| | |
| Species | Pachybrachis pallidior Pic, 1900
| | |
| Species | Pachybrachis parvinotatus Fall, 1915
| | |
| Species | Pachybrachis parvissimus Lopatin, 1975
| | |
| Species | Pachybrachis paulonotatus Pic, 1908
| | |
| Species | Pachybrachis pawnee Fall, 1915
| | |
| Species | Pachybrachis peccans Suffrian, 1852
| | |
| Species | Pachybrachis pectoralis Melsheimer, 1847 Koa moth | | |
| Species | Pachybrachis pentheri Ganglbauer, 1905
| | |
| Species | Pachybrachis persus Suffrian, 1860
| | |
| Species | Pachybrachis petronius Fall, 1915
| | |
| Species | Pachybrachis peyroni Pic, 1914
| | |
| Species | Pachybrachis piceus Suffrian, 1848
| | |
| Species | Pachybrachis pici Chobaut, 1896
| | |
| Species | Pachybrachis picturatus Germar, 1824
| | |
| Species | Pachybrachis pinguescens Fall, 1915
| | |
| Species | Pachybrachis pinicola Medvedev in Rouse & Medvedev, 1972
| | |
| Species | Pachybrachis pistor Breit, 1921
| | |
| Species | Pachybrachis placidus Fall, 1915
| | |
| Species | Pachybrachis pluripunctatus Fall, 1915
| | |
| Species | Pachybrachis postfasciatus Fall, 1915
| | |
| Species | Pachybrachis posticinus Rey, 1883
| | |
| Species | Pachybrachis posticus Suffrian, 1852
| | |
| Species | Pachybrachis potanini Medvedev & Rybakova, 1980
| | |
| Species | Pachybrachis praeclarus Weise, 1913
| | |
| Species | Pachybrachis prasinus Fairmaire, 1873
| | |
| Species | Pachybrachis pratsensis Pic, 1955
| | |
| Species | Pachybrachis precarius Fall, 1915
| | |
| Species | Pachybrachis probus Weise, 1882
| | |
| Species | Pachybrachis prosopis Fall, 1915
| | |
| Species | Pachybrachis proximus Bowditch, 1909
| | |
| Species | Pachybrachis pseudoscriptus Wagner, 1927
| | |
| Species | Pachybrachis pubipennis Lopatin, 1977
| | |
| Species | Pachybrachis pudicus Lopatin, 1984
| | |
| Species | Pachybrachis pulvinatus Suffrian, 1852
| | |
| Species | Pachybrachis punctatus Bowditch, 1909
| | |
| Species | Pachybrachis puncticollis Bowditch, 1909
| | |
| Species | Pachybrachis punicus Fall, 1915
| | |
| Species | Pachybrachis purus Fall, 1915
| | |
| Species | Pachybrachis pusillus Bowditch, 1909
| | |
| Species | Pachybrachis quadratus Fall, 1915
| | |
| Species | Pachybrachis quadricollis Suffrian, 1866
| | |
| Species | Pachybrachis quadrimaculatus Rey, 1883
| | |
| Species | Pachybrachis quadrioculatus Fall, 1915
| | |
| Species | Pachybrachis rapillyi Lopatin, 1984
| | |
| Species | Pachybrachis reductus Rey, 1883
| | |
| Species | Pachybrachis relictus Fall, 1915
| | |
| Species | Pachybrachis riguus Marseul, 1875
| | |
| Species | Pachybrachis roboris Fall, 1915
| | |
| Species | Pachybrachis rufescens Lopatin, 1974
| | |
| Species | Pachybrachis rufimanus Weise, 1882
| | |
| Species | Pachybrachis sallaei Jacoby, 1889
| | |
| Species | Pachybrachis salsolae Lopatin, 1974
| | |
| Species | Pachybrachis saluki Lopatin, 1995
| | |
| Species | Pachybrachis sanrita Bowditch, 1909
| | |
| Species | Pachybrachis saudicus Lopatin, 1979
| | |
| Species | Pachybrachis scabripennis Jacoby, 1897
| | |
| Species | Pachybrachis schaeferi Pic, 1948 ⇒ Pachybrachis (Pachybrachis) pradensis
| | |
| Species | Pachybrachis scriptidorsis Marsham, 1875
| | |
| Species | Pachybrachis seidenstueckeri Kippenberg, 1974
| | |
| Species | Pachybrachis semidesertus Lopatin in Lopatin & Konstantinov, 1994
| | |
| Species | Pachybrachis semiinterruptus Pic, 1905
| | |
| Species | Pachybrachis sericans Suffrian, 1860
| | |
| Species | Pachybrachis sexsignatus Weise, 1889
| | |
| Species | Pachybrachis sibillinus Burlini, 1959
| | |
| Species | Pachybrachis sibiricus Lopatin, 1962
| | |
| Species | Pachybrachis sidonius Pic, 1914
| | |
| Species | Pachybrachis signatifrons Mannerheim, 1843 Arizona cottonwood, Fremont's cottonwood | | |
| Species | Pachybrachis signatus Bowditch, 1909
| | |
| Species | Pachybrachis sinkianensis Lopatin, 1995
| | |
| Species | Pachybrachis skopini Lopatin, 1967
| | |
| Species | Pachybrachis snowi Bowditch, 1909
| | |
| Species | Pachybrachis sonorensis Jacoby, 1889
| | |
| Species | Pachybrachis spumarius Suffrian, 1852
| | |
| Species | Pachybrachis steinhauseni Schoeller, 2005
| | |
| Species | Pachybrachis stygicus Fall, 1915
| | |
| Species | Pachybrachis subapicalis Pic, 1919
| | |
| Species | Pachybrachis subfasciatus LeConte, 1824
| | |
| Species | Pachybrachis subinterruptus Pic, 1914
| | |
| Species | Pachybrachis sublimatus Fall, 1915
| | |
| Species | Pachybrachis subtilis Rey, 1883
| | |
| Species | Pachybrachis subvittatus LeConte, 1880
| | |
| Species | Pachybrachis suffriani Schaufuss, 1862
| | |
| Species | Pachybrachis sulcithorax Pic, 1896
| | |
| Species | Pachybrachis suturalis Weise, 1882
| | |
| Species | Pachybrachis syriacus Weise, 1900
| | |
| Species | Pachybrachis tacitus Fall, 1915
| | |
| Species | Pachybrachis tauricus Suffrian, 1848
| | |
| Species | Pachybrachis tekensis Lopatin, 1983
| | |
| Species | Pachybrachis teruelensis Pic, 1913
| | |
| Species | Pachybrachis texanus Bowditch, 1909
| | |
| Species | Pachybrachis theresae Pic, 1907
| | |
| Species | Pachybrachis thoracicus Jacoby, 1889
| | |
| Species | Pachybrachis tibetanus Gressitt & Kimoto, 1961
| | |
| Species | Pachybrachis transbaicalicus L. N. Medvedev, 1974
| | |
| Species | Pachybrachis transcaspicus Breit, 1921
| | |
| Species | Pachybrachis tridens Melsheimer, 1847 Koa moth | | |
| Species | Pachybrachis trinotatus Melsheimer, 1847 Koa moth | | |
| Species | Pachybrachis tristis Olivier, 1808
| | |
| Species | Pachybrachis trivittatus Bowditch, 1910
| | |
| Species | Pachybrachis troosevelti
| | |
| Species | Pachybrachis truncatus Bowditch, 1909
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| Species | Pachybrachis tumidus Bowditch, 1909
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| Species | Pachybrachis turbidus LeConte, 1880
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| Species | Pachybrachis turgidicollis Fall, 1915
| | |
| Species | Pachybrachis tuvensis L. N. Medvedev, 1974
| | |
| Species | Pachybrachis tybeensis Fall, 1915
| | |
| Species | Pachybrachis umbraculatus Suffrian, 1852
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| Species | Pachybrachis uncinatus Fall, 1915
| | |
| Species | Pachybrachis uteanus Fall, 1915
| | |
| Species | Pachybrachis vacillatus Fall, 1915
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| Species | Pachybrachis varanensis Pic, 1913
| | |
| Species | Pachybrachis varians Bowditch, 1909
| | |
| Species | Pachybrachis varicolor Suffrian, 1852
| | |
| Species | Pachybrachis vau Fall, 1915
| 2 | Subspecies |
| Species | Pachybrachis velarum Warchalowski, 1998
| | |
| Species | Pachybrachis verticalis Rey, 1883
| | |
| Species | Pachybrachis vestigialis Fall, 1915
| | |
| Species | Pachybrachis viduatus Fabricius, 1801
| | |
| Species | Pachybrachis viennensis Weise, 1882
| | |
| Species | Pachybrachis virgatus LeConte, 1880
| | |
| Species | Pachybrachis viridissimus Suffrian, 1848
| | |
| Species | Pachybrachis vulnerosus Fall, 1915
| | |
| Species | Pachybrachis walteri
| | |
| Species | Pachybrachis wenzeli Fall, 1915
| | |
| Species | Pachybrachis wickhami Bowditch, 1909
| | |
| Species | Pachybrachis xantholucens Fall, 1915
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| Species | Pachybrachis xanti Crotch, 1873
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