It cheeping "and"Pius"term comes from Tupi pi ' awa, which means"spots"2." Term "Piau" comes from the pi ' au Tupi, "spots" 3. "Araçu" comes from the word tupi ara ' ku 4 Piaba, piava, piau, and araçu are synonymous terms to describe various types of fish that are found in the rivers of Brazil. You can refer to the representatives of the genus Leporinus Spix (s) and Schizodon Agass. (in), as well as small fish, among others
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