An annotated checklist of the Scarabaeoidea (Insecta: Coleoptera) of the Guianas Author Hielkema, Auke J. Author Hielkema, Meindert A. text Insecta Mundi 2019 2019-10-25 732 732 1 306 journal article 10.5281/zenodo.3678492 8e18452b-1d9d-462e-bac8-8c86eeb4ddc3 1942-1354 3678492 930EAB11-37FA-41B0-980A-1A4736527842 Euetheola humilis ( Burmeister, 1847 ) Heteronychus humilis Burmeister 1847: 93 (“Guianas,” Brazil , Colombia ) Distribution. Guyana : Endrödi 1985a: 234 ; Scavo and Joly 1998: 177 ; López-García et al. 2016: 498 . Suriname : Endrödi 1969a: 14 . French Guiana : Scavo and Joly 1998: 177 ; Duranton 2011: 19 ; Ponchel 2011: 61 (as Eutheola [sic] humilis ); Dupuis 2016b: 110 . “Guianas”: Burmeister 1847: 93 (as Heteronychus humilis ). Brazil : Burmeister 1847: 93 (as Heteronychus humilis ); Arrow 1937b: 36 ; Blackwelder 1944: 254 (as Euetheola humilis ; as Ligyrus humilis ); Endrödi 1969a: 14 , 1985a: 234 ; Scavo and Joly 1998: 177 ; López-García et al. 2016: 498 . Venezuela (EO): Blackwelder 1944: 254 ; Endrödi 1969a: 14 , 1985a: 234 ; Scavo and Joly 1998: 177 (EO); López-García et al. 2016: 498 . Other: Burmeister 1847: 93 (Colombia - as Heteronychus humilis ); Arrow 1937b: 36 (Mexico - as Euetheola humilis ); Blackwelder 1944: 254 (Mexico, Panama - as Euetheola humilis ; Argentina - as Ligyrus humilis ); Endrödi 1969a: 14 (Argentina, Bolivia, Colombia, Mexico, Nicaragua, Paraguay, U.S.A., Uruguay), 1985a: 234 (Argentina, Bolivia, Colombia, Mexico, Nicaragua, Paraguay, U.S.A., Uruguay); Scavo and Joly 1998: 177 (Argentina, Bolivia, Colombia, Mexico, Nicaragua, Paraguay, U.S.A., Uruguay); Ratcliffe et al. 2013: 278 (Argentina–U.S.A.); López-García et al. 2015: 463 (Argentina–U.S.A., Colombia), 2016: 498 (Argentina, Belize, Bolivia, Colombia, Costa Rica, Ecuador, Guatemala, Honduras, Mexico, Nicaragua, Panama, Paraguay, U.S.A., Uruguay). Note. Ligyrus rugiceps LeConte, 1856 (p. 21) is mentioned as a subspecies of Euetheola humilis in Endrödi (1969a: 15 , 1985a: 235 ) and considered a synonym of E. humilis in Ratcliffe et al. (2013: 278) and López- García et al. (2015: 463, 2016: 498). In Ratcliffe and Cave (2017: 128) this synonymy is revoked, with E. rugiceps believed to be a species endemic to the U.S.A. Based on Ratcliffe et al. (2013) and Ratcliffe and Cave (2017) , Euetheola humilis has its northernmost limit in Mexico .