Dyscinetus dubius (Olivier, 1789)

Melolontha dubia Olivier 1789: 32 (French Guiana)

= Melolontha geminata Fabricius 1801b: 166 (South America)

Distribution. Guyana: Erichson 1848: 561 (as Chalepus geminatus); Bodkin 1919: 216 (as D. geminatus); Endrödi 1966a: 387; Dechambre 1979c: 167; Joly and Escalona 2010: 218; Moore et al. 2018b: 265. Suriname: Uyttenboogaart 1902: 116; Endrödi 1966a: 387; Dechambre 1979c: 167; Joly and Escalona 2010: 218; Moore et al. 2018b: 265; MHCN; NZCS; RMNH. French Guiana: Olivier 1789: 32 (as Melolontha dubia); Endrödi 1966a: 387; Dechambre 1979c: 167; Joly and Escalona 2010: 218; Duranton 2011: 18; Ponchel 2011: 60; Dupuis 2016b: 109; Moore et al. 2018b: 265; MHCN. Brazil (NA): Arrow 1937b: 17; Blackwelder 1944: 253; Endrödi 1966a: 387 (NA); Dechambre 1979c: 167; Andreazze and Fonseca 1998: 62 (NA); Joly and Escalona 2010: 218 (NA); Moore et al. 2018b: 265. Venezuela (EO): Arrow 1937b: 17; Blackwelder 1944: 253; Endrödi 1966a: 387 (EO); Dechambre 1979c: 167; Joly and Escalona 2010: 218 (EO); Moore et al. 2018b: 265 (EO). Other: Fabricius 1801b: 166 (South America - as Melolontha geminata); Arrow 1937b: 17 (Ecuador, Trinidad and Tobago); Blackwelder 1944: 253 (Ecuador, Trinidad and Tobago); Endrödi 1966a: 387 (Argentina, Bolivia, Chile, Colombia, Costa Rica, Cuba, Ecuador, Guatemala, Honduras, Mexico, Nicaragua, Panama, Paraguay, Trinidad and Tobago), 1985a: 169 (Argentina–Mexico); Dechambre 1979c: 167 (Bolivia, Central America, Colombia, Cuba, Ecuador, Mexico, Trinidad and Tobago); Joly and Escalona 2010: 218 (Argentina, Bolivia, Chile, Colombia, Costa Rica, Cuba, Ecuador, Guatemala, Honduras, Mexico, Nicaragua, Panama, Paraguay, Trinidad and Tobago); Ratcliffe et al. 2013: 239 (Argentina–Mexico); Moore et al. 2018b: 265 (Argentina, Belize, Bolivia, Chile, Colombia, Costa Rica, Cuba, Ecuador, El Salvador, Guatemala, Honduras, Mexico, Nicaragua, Panama, Paraguay, Peru, Trinidad and Tobago).