The identity of Hesperia curtius Fabricius, 1793 and its synonymization with Nisoniades mimas (Cramer, 1775) (Lepidoptera: Hesperiidae: Pyrginae) - Siewert, Ricardo Russo; Lemes, José Ricardo Assmann; Lamas, Gerardo; Casagrande, Mirna Martins; Mielke, Olaf Hermann Hendrik (Zootaxa, 2021)