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Wellinton Wedig Amaral, M.; Medeiros, G.; Daufenbach, V.; Suszek Gonçalves, M.; Alvim Veiga Ludwig, T.; Catarina Bueno, N. (2021). Nupela semifasciata (Bacillariophyceae), a new species from subtropical lotic environments in Western Paraná State, Brazil. Fottea. 21(2): 152-163.