Grouvelle, 1896a : 41 Brown, 1984 : 124 Checklist of the Elmidae (Coleoptera: Byrrhoidea) of Brazil Segura, Melissa Ottoboni Valente-Neto, Francisco Fonseca-Gessner, Alaíde Aparecida Zootaxa 2012 3260 1 18 3X2FY Grouvelle, 1896 Grouvelle 1896 [151,563,1122,1146] Insecta Elmidae Macrelmis Animalia Coleoptera 7 8 Arthropoda species antiqua     Elsianus antiquus  Grouvelle, 1896a: 41    Macrelmis antiqua  Brown, 1984: 124  BRAZIL: (?)—Grouvelle (1896), Brown (1984), Passos et al. (2010).