Document downloaded from http://www.elsevier.es, day 30/09/2021. This copy is for personal use. Any transmission of this document by any media or format is strictly prohibited. Supplementary Material 1. References of Ephemeroptera descriptions species from Brazil used in the analysis. Allen, R.K., 1973. New species of Leptohyphes Eaton (Ephemeroptera: Tricorythidae). Pan- Pacific Entomologist 49, 363–372. Allen, R.K., 1967. New species of New World Leptohyphinae (Ephemeroptera: Tricorythidae). Canadian Entomologist 99, 350–375. Banks, N., 1913. The Stanford Expedition to Brazil. 1911. Neuropteroid insects from Brazil. Psyche 20, 83–89. Belmont, E.L., Salles, F.F., Hamada, N., 2011. Three new species of Leptohyphidae (Insecta: Ephemeroptera) from Central Amazon, Brazil. Zootaxa 3047, 43–53. Belmont, E.L., Salles, F. F., Hamada, N., 2012. 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Any transmission of this document by any media or format is strictly prohibited. Esben-Petersen, P., 1912. New and little-known species of Ephemerida from Argentine. (Neuropt.). Deutsche Entomologische Zeitschrift 1912, 333–342. Falcão, J.N., Salles, F.F., Hamada, N., 2010. The adults of Harpagobaetis Mol and Tomedontus Lugo-Ortiz and McCafferty (Ephemeroptera: Baetidae) with notes on the nymphal stage. Zootaxa 2530, 39–46. Ferreira, M.J.N., Domínguez, E., 1992. A new species of Hermanella (Ephemeroptera: Leptophlebiidae: Atalophlebiinae) from southeastern Brazil. Aquatic Insects 14, 179– 182. Froehlich, C.G., 1969. Caenis cuniana sp. n., a parthenogenetic mayfly. Beitrage Neotropical Fauna 6, 103–108. Gillies, M.T., 2001. A new species of Aturbina (Ephemeroptera, Baetidae) Lugo-Ortiz and McCafferty from Uruguay, in: Domínguez E. (ed.), Trends in Research in Ephemeroptera & Plecoptera. Kluwer Academic / Plenum Publishers, pp. 331–335. Gonçalves, I.C., Da-Silva E.R., Nessimian J.L., 2011. First record and new species of Tortopsis Molineri, 2010 (Ephemeroptera, Polymitarcyidae) from Brazil. Zootaxa 2866, 50–54. Gonçalves, I.C., Da-Silva, E.R., Nessimian, J.L., 2010. A new species of Thraulodes Ulmer (Ephemeroptera: Leptophlebiidae) from Southeastern Brazil. Zootaxa 2438, 61–6. Gonçalves, I.C., Da-Silva, E.R., Takiya, D.M., 2012. A remarkable of Atalophlebiinae (Ephemeroptera: Leptophlebiidae) from the Neotropics. Zoologischer Anzeiger 251, 131–138. Gonçalves, I.C., Da-Silva, E.R., Nessimian, J.L., 2011. Oligoneuria macabaia sp. nov. (Insecta: Ephemeroptera) from Brazil. Revista de Biologia Tropical 59, 1–5. Gonçalves, I.C., Da-Silva, E.R., Nessimian, JL., 2013. Thraulodes bonito sp. nov. (Ephemeroptera: Leptophlebiidae) from Rio de Janeiro State, Southeastern Brazil. Zootaxa 3669, 153–158. Gonçalves, I.C, Da-Silva, E.R., Nessimian, J.L., 2010. Two new species of