(unnamed)

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(unnamed) flows into Rio Parnaíba , which it joins at S 7° 30′ 37″, W 45° 6′ 42″ at OSM node n2939683572, and there 16,991 km of total upstream flows in. load it's distributaries

(unnamed) has 1 tributaries.

• Riacho Santo Estêvão, which joins it at S 7° 26′ 28″, W 45° 7′ 57″ at OSM node n8789739846, and 79 km of total upstream flows in.
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