“…In Brazil, there are 447 species distributed among 83 genera and 10 families: Caenidae, Euthyplociidae, Leptohyphidae, Melanemerellidae, Oligoneuriidae, Coryphoridae, Ephemeridae, Polymitarcyidae, Baetidae, and Leptophlebiidae (Salles et al 2023). Leptophlebiidae Banks, 1900 is a cosmopolitan and morphologically diverse family (Raimundi et al 2017), ranking as the second most diverse family in the Neotropical region within the order Ephemeroptera (Barber-James et al 2013, Domínguez & Dos-Santos 2014. This family comprises seven subfamilies: Castanophlebiinae, Habrophlebinae, Leptophlebiinae, Terpidinae, Atalophlebiinae, Choroterpinae, and Hagenulinae (Monjardim et al 2020).…”