Melolonthidae Leach, 1817
Plectris abdominalis Frey, 1967
Plectris aberrans Frey, 1964
Plectris abnormalis (Moser, 1919)
Plectris acreensis Frey, 1973
Plectris acutesetosa Frey, 1974
Plectris aenea Blanchard, 1851
Plectris aeneicollis (Moser, 1918)
Plectris aeneofusca (Moser, 1918)
Plectris aeneomicans Frey, 1967
Plectris aeneorufa (Moser, 1918)
Plectris aenescens (Moser, 1918)
Plectris aequatorialis (Moser, 1921)
Plectris aerata Burmeister, 1855
Plectris afflicta Blanchard, 1850
Plectris ahena Burmeister, 1855
Plectris alboscutata Frey, 1967
Plectris albovittata Frey, 1967
Plectris aliena Chapin, 1934
Plectris alternata Frey, 1967
Plectris alvarengai Frey, 1967
Plectris amabilis Frey, 1967
Plectris ambigua Frey, 1967
Plectris ambitiosa (Blanchard, 1850)
Plectris amoena Frey, 1973
Plectris andicola Frey, 1969
Plectris andina Frey, 1967
Plectris angerona Blanchard, 1850
Plectris angusta Frey, 1974
Plectris anomala (Kirsch, 1885)
Plectris antennalis (Moser, 1924)
Plectris antennata Frey, 1969
Plectris apicalis (Moser, 1921)
Plectris archidonensis (Moser, 1924)
Plectris argentata Frey, 1967
Plectris argentina (Bruch, 1909)
Plectris atubana Frey, 1972
Plectris aulai (Bruch, 1909)
Plectris bahiensis Frey, 1975
Plectris balthasari Frey, 1967
Plectris baraudi Frey, 1967
Plectris barbitarsis (Moser, 1919)
Plectris barda Blanchard, 1850
Plectris bicolor Frey, 1967
Plectris bilobata (Moser, 1921)
Plectris binotata Blanchard, 1850
Plectris blanchardi Frey, 1967
Plectris boliviensis (Moser, 1921)
Plectris bonariensis (Bruch, 1909)
Plectris breiti Frey, 1967
Plectris breviceps Frey, 1967
Plectris brevicollis (Moser, 1919)
Plectris brevipes (Blanchard, 1850)
Plectris brevipilosa Moser, 1924
Plectris brevis Blanchard, 1851
Plectris brevisetosa (Moser, 1918)
Plectris brevitarsis (Blanchard, 1850)
Plectris brittoni Frey, 1967
Plectris bruchi Moser, 1924
Plectris burmeisteri (Kirsch, 1871)
Plectris calcarata Frey, 1967
Plectris caliginosa Blanchard, 1850
Plectris calva Frey, 1969
Plectris candezei Frey, 1967
Plectris caniventris (Burmeister, 1855)
Plectris castaneipennis (Moser, 1921)
Plectris cayennensis (Moser, 1921)
Plectris centralis (Bruch, 1909)
Plectris ceylanica (Nonfried, 1894)
Plectris ciliata Frey, 1967
Plectris cinerascens (Blanchard, 1850)
Plectris cinereopilosa (Moser, 1924)
Plectris clypealis Frey, 1975
Plectris clypeata Burmeister, 1855
Plectris collarti Frey, 1967
Plectris comata (Blanchard, 1850)
Plectris conformis Frey, 1967
Plectris contaminata Blanchard, 1850
Plectris cordobana (Moser, 1924)
Plectris corrientensis (Moser, 1919)
Plectris corumbana Moser, 1921
Plectris corvicoana (Moser, 1919)
Plectris costulata Frey, 1967
Plectris coxalis (Moser, 1921)
Plectris crassa Blanchard, 1850
Plectris crassesetosa Frey, 1967
Plectris cucullata Burmeister, 1855
Plectris curta Burmeister, 1855
Plectris curticollis Frey, 1967
Plectris curtipilis Frey, 1967
Plectris curtisetis Frey, 1969
Plectris cuyana (Bruch, 1909)
Plectris cylindrica Burmeister, 1855
Plectris cylindriformis Frey, 1967
Plectris decipiens Burmeister, 1855
Plectris decolorata Blanchard, 1850
Plectris delicatula (Blanchard, 1850)
Plectris denominata Frey, 1967
Plectris densaticollis Frey, 1967
Plectris densehirsuta Frey, 1967
Plectris densevestita (Moser, 1924)
Plectris depressicollis Frey, 1967
Plectris desiderata Evans, 2003
Plectris devillei Frey, 1967
Plectris difformis Frey, 1973
Plectris dimorpha Frey, 1976
Plectris distincta (Bruch, 1909)
Plectris duplopilosa (Moser, 1921)
Plectris elongata Burmeister, 1855
Plectris emarginata (Moser, 1921)
Plectris endroedii Frey, 1967
Plectris eucalypti Frey, 1973
Plectris eusquamosa Frey, 1975
Plectris evansi Smith, 2008
Plectris excisiceps (Moser, 1921)
Plectris exigua Frey, 1973
Plectris fallax (Blanchard, 1850)
Plectris farinosa Burmeister, 1855
Plectris fassli (Moser, 1919)
Plectris festiva (Burmeister, 1855)
Plectris flavicornis (Burmeister, 1855)
Plectris flavohirta Blanchard, 1851
Plectris fulgida Frey, 1973
Plectris fulva Blanchard, 1851
Plectris fungicola Arrow, 1900
Plectris fusca (Moser, 1918)
Plectris fuscoaenea Moser, 1921
Plectris fuscoviridis (Moser, 1918)
Plectris fuscula (Moser, 1918)
Plectris gaudichaudi Blanchard, 1851
Plectris gebieni (Moser, 1921)
Plectris glabrata Frey, 1967
Plectris glabripennis Frey, 1967
Plectris globulicollis Frey, 1973
Plectris goetzi Frey, 1967
Plectris gracilicornis (Moser, 1918)
Plectris grisea Moser, 1921
Plectris griseohirta Frey, 1967
Plectris griseopilosa (Moser, 1921)
Plectris griseosetosa (Moser, 1924)
Plectris griseovestita Moser, 1921
Plectris guayrana Frey, 1967
Plectris gutierrezi Frey, 1967
Plectris hellmichi Frey, 1967
Plectris herteli Frey, 1967
Plectris hispidula Frey, 1974
Plectris huedepohli Frey, 1967
Plectris imitans Frey, 1967
Plectris incana (Burmeister, 1855)
Plectris indigens Blanchard, 1850
Plectris inopinata Frey, 1973
Plectris integrata Bates, 1887
Plectris intermixta Frey, 1967
Plectris juengeri Frey, 1969
Plectris juncea (Burmeister, 1855)
Plectris junceana Frey, 1969
Plectris katovichi Smith, 2008
Plectris kirschi Frey, 1967
Plectris kochi Frey, 1967
Plectris kriegi Frey, 1973
Plectris kulzeri Frey, 1967
Plectris kuntzeni Moser, 1921
Plectris laevipennis Frey, 1967
Plectris laevis Frey, 1967
Plectris laeviscutata (Moser, 1918)
Plectris lanata Frey, 1964
Plectris laticeps Blanchard, 1850
Plectris lepida (Burmeister, 1855)
Plectris lignicola Arrow, 1900
Plectris lignicolor Blanchard, 1850
Plectris ligulata Frey, 1969
Plectris lindneri Frey, 1967
Plectris lineatocollis (Blanchard, 1850)
Plectris lobaticeps Frey, 1967
Plectris lobaticollis Frey, 1967
Plectris lojana Moser, 1924
Plectris longeantennata Frey, 1967
Plectris longiclava Frey, 1976
Plectris longicornis (Burmeister, 1855)
Plectris longitarsis (Bates, 1887)
Plectris longula (Moser, 1918)
Plectris luctuosa Frey, 1967
Plectris maculata (Moser, 1919)
Plectris maculicollis (Arrow, 1925)
Plectris maculifera Frey, 1976
Plectris maculipennis Moser, 1918
Plectris maculipyga (Moser, 1918)
Plectris maculosa (Moser, 1918)
Plectris magdalenae Frey, 1967
Plectris mandli Frey, 1967
Plectris marmorea (Guérin-Méneville, 1830)
Plectris martinezi Frey, 1967
Plectris martinicensis Chalumeau, 1982
Plectris meridana (Moser, 1918)
Plectris metallescens (Moser, 1918)
Plectris metallica (Moser, 1918)
Plectris micans (Kirsch, 1885)
Plectris minuta (Moser, 1920)
Plectris molesta (Kirsch, 1873)
Plectris montana Frey, 1967
Plectris moseri Saylor, 1935
Plectris murina (Blanchard, 1850)
Plectris mus Blanchard, 1851
Plectris muscula Frey, 1967
Plectris neglecta Blanchard, 1850
Plectris nigrita Moser, 1918
Plectris nigritula (Moser, 1918)
Plectris nitidicollis Frey, 1967
Plectris niveoscutata (Moser, 1918)
Plectris nuda Frey, 1967
Plectris nudicollis Frey, 1967
Plectris obsoleta Blanchard, 1850
Plectris obtusa (Burmeister, 1855)
Plectris obtusioides Frey, 1967
Plectris obtusior Frey, 1967
Plectris ocularis Frey, 1967
Plectris ohausi (Bruch, 1909)
Plectris ohausiana (Moser, 1921)
Plectris ohausiella Frey, 1967
Plectris olivierai Frey, 1974
Plectris opacula (Moser, 1918)
Plectris ophthalmica Frey, 1967
Plectris ornaticeps Frey, 1967
Plectris ornatipennis (Moser, 1921)
Plectris orocuensis Frey, 1967
Plectris palpalis (Moser, 1918)
Plectris panamaensis Frey, 1967
Plectris paraensis Frey, 1967
Plectris paraguayensis (Moser, 1921)
Plectris parallela Frey, 1976
Plectris paranensis (Moser, 1921)
Plectris parcesetosa Frey, 1976
Plectris parumsetosa Frey, 1969
Plectris pauloana Moser, 1924
Plectris pavida (Burmeister, 1855)
Plectris pedestris Frey, 1967
Plectris pelliculata Perty, 1833
Plectris penaella Frey, 1967
Plectris penai Frey, 1967
Plectris pentaphylla (Moser, 1918)
Plectris pereirai Frey, 1967
Plectris perplexa Blanchard, 1850
Plectris pexa (Germar, 1824)
Plectris picea Evans, 2003
Plectris pilicollis (Moser, 1921)
Plectris pilifera (Moser, 1919)
Plectris pilosa (Moser, 1921)
Plectris pilosula (Moser, 1921)
Plectris pinsdorfi Frey, 1967
Plectris piottii (Bruch, 1909)
Plectris plaumanni Frey, 1967
Plectris plaumanniella Frey, 1967
Plectris podicalis Moser, 1921
Plectris postnotata Frey, 1967
Plectris praecellens Frey, 1969
Plectris primaria (Burmeister, 1855)
Plectris prolata Evans, 2003
Plectris pruina (Burmeister, 1855)
Plectris pubens (Moser, 1921)
Plectris pubera (Burmeister, 1855)
Plectris puberoides Frey, 1976
Plectris pubescens Blanchard, 1850
Plectris pusio Frey, 1967
Plectris putida Frey, 1967
Plectris pygmaea Frey, 1973
Plectris quinqueflabellata Moser, 1926
Plectris reitteri Frey, 1967
Plectris reticulata Frey, 1967
Plectris riodejaneiroensis Evans, 2003
Plectris riveti Frey, 1967
Plectris roeri Frey, 1967
Plectris rorida (Burmeister, 1855)
Plectris rubescens Blanchard, 1850
Plectris ruffoi Frey, 1972
Plectris ruficollis Frey, 1976
Plectris rufina (Moser, 1926)
Plectris rugiceps (Moser, 1921)
Plectris rugipennis (Moser, 1921)
Plectris rugulosa Blanchard, 1850
Plectris rugulosipennis Blanchard, 1851
Plectris santaecrucis Frey, 1972
Plectris santosana Frey, 1967
Plectris sarana (Moser, 1921)
Plectris schereri Frey, 1967
Plectris schneblei Frey, 1967
Plectris scopulata (Burmeister, 1855)
Plectris sculpterata Frey, 1967
Plectris sculptipennis Frey, 1974
Plectris scutalis Blanchard, 1850
Plectris scutellaris Blanchard, 1850
Plectris sequela Evans, 2003
Plectris sericea (Moser, 1921)
Plectris setifera Burmeister, 1855
Plectris setisparsa (Bates, 1887)
Plectris setiventris (Moser, 1918)
Plectris setosa Moser, 1924
Plectris setosella (Moser, 1919)
Plectris setulifera (Moser, 1919)
Plectris signaticollis Frey, 1974
Plectris signativentris Moser, 1918
Plectris similis Frey, 1973
Plectris sinuaticeps (Moser, 1921)
Plectris sordida (Burmeister, 1855)
Plectris sororia (Moser, 1919)
Plectris sparsecrinita Frey, 1976
Plectris sparsepilosa Frey, 1967
Plectris sparsepunctata Frey, 1967
Plectris sparsesetosa (Moser, 1924)
Plectris spatulata Frey, 1967
Plectris splendens Frey, 1967
Plectris splendida Frey, 1967
Plectris squalida Frey, 1967
Plectris squamiger Frey, 1967
Plectris squamisetis Frey, 1967
Plectris subaenea (Moser, 1918)
Plectris subcarinata Frey, 1967
Plectris subcostata Blanchard, 1850
Plectris subdepressa Blanchard, 1850
Plectris subglabra (Moser, 1918)
Plectris sulcicollis (Moser, 1919)
Plectris suturalis Burmeister, 1855
Plectris tacoma Smith, 2008
Plectris talinay (Mondaca, 2010)
Plectris tarsalis (Moser, 1919)
Plectris tenebrosa Frey, 1967
Plectris tenueclava Frey, 1976
Plectris tenuevestita Frey, 1967
Plectris tessellata Burmeister, 1855
Plectris tetraphylla Frey, 1967
Plectris teutoniensis Frey, 1969
Plectris tolimana (Moser, 1921)
Plectris tomentosa Serville, 1825
Plectris tricostata (Burmeister, 1855)
Plectris tristis Frey, 1967
Plectris truncata (Blanchard, 1850)
Plectris tuberculata (Moser, 1919)
Plectris tucumana (Bruch, 1909)
Plectris umbilicata Frey, 1967
Plectris umbrata Frey, 1967
Plectris unidens Frey, 1967
Plectris validior Burmeister, 1855
Plectris variegata (Moser, 1919)
Plectris variipennis Moser, 1921
Plectris vauriella Frey, 1967
Plectris vestita (Burmeister, 1855)
Plectris vicina Frey, 1967
Plectris vilis (Burmeister, 1855)
Plectris villiersi Frey, 1967
Plectris violascens Blanchard, 1851
Plectris virescens (Blanchard, 1846)
Plectris viridifusca (Moser, 1918)
Plectris viridimicans (Moser, 1918)
Plectris vitticollis (Moser, 1918)
Plectris vittipennis Frey, 1972
Plectris vonvolxemi Frey, 1967
Plectris wittmeri Frey, 1967
Plectris witzgalli Frey, 1973
Plectris wolfrumi Frey, 1969
Plectris yungasa Frey, 1975
Plectris zikani Moser, 1924
Plectris zischkaella Frey, 1967
Plectris zischkai Frey, 1967