1761. Riacho da Risada (13.53S, 39.78W) Bahia, Stream 1762. Riacho da Roca Velha (7.62S, 41.22W) Piaui, Intermittent Stream 1763. Riacho da Roca Velha (3.4S, 42.6W) Maranhao, Intermittent Stream 1764. Riacho da Roncadeira (5.88S, 40.83W) Ceara, Intermittent Stream 1765. Riacho da Russa (4.7S, 37.83W) Ceara, Stream 1766. Riacho da Salamanca (6.98S, 41.08W) Piaui, Intermittent Stream 1767. Riacho da Salina (5.02S, 41.37W) Piaui, Intermittent Stream 1768. Riacho da Salina (5.05S, 42.17W) Piaui, Intermittent Stream 1769. Riacho da Salina (7.77S, 36.57W) Paraiba, Intermittent Stream 1770. Riacho da Salina (9.28S, 38.17W) Alagoas, Intermittent Stream 1771. Riacho da Salvacao (3.31S, 42.74W) Maranhao, Stream 1772. Riacho da Sambaiba (5.32S, 41.78W) Piaui, Intermittent Stream 1773. Riacho da Santa Cruz (5.32S, 40.32W) Ceara, Intermittent Stream 1774. Riacho da Santa Cruz (3.77S, 42.72W) Maranhao, Stream 1775. Riacho da Sapucaia (11.32S, 37.6W) Sergipe, Intermittent Stream 1776. Riacho da Se (8.33S, 41.07W) Piaui, Intermittent Stream 1777. Riacho da Secura (3.58S, 43.09W) Maranhao, Intermittent Stream 1778. Riacho da Seda (6.55S, 39.67W) Ceara, Intermittent Stream 1779. Riacho da Sela (3.68S, 39.33W) Ceara, Populated Place 1780. Riacho da Sella (3.68S, 39.33W) Ceara, Populated Place 1781. Riacho da Serra (6.9S, 36W) Paraiba, Intermittent Stream 1782. Riacho da Serra (6.2S, 43.12W) Maranhao, Populated Place 1783. Riacho da Serra (12.57S, 40.65W) Bahia, Stream 1784. Riacho da Serra (5.75S, 38.25W) Ceara, Intermittent Stream 1785. Riacho da Serra (6.37S, 40.3W) Ceara, Intermittent Stream 1786. Riacho da Serra (7.75S, 41.2W) Piaui, Intermittent Stream 1787. Riacho da Serra (7.85S, 36.72W) Paraiba, Intermittent Stream 1788. Riacho da Serra (9.97S, 42.87W) Bahia, Intermittent Stream 1789. Riacho da Serra (8.57S, 38.9W) Pernambuco, Populated Place 1790. Riacho da Serra (8.58S, 38.93W) Pernambuco, Populated Place 1791. Riacho da Serra Branca (8.1S, 41.32W) Piaui, Stream 1792. Riacho da Serra Nova (6.67S, 40.08W) Ceara, Intermittent Stream 1793. Riacho da Serra Vermelha (7.57S, 43.88W) Piaui, Intermittent Stream 1794. Riacho da Serragem (6.85S, 40.28W) Ceara, Intermittent Stream 1795. Riacho da Serraria (3.14S, 43.38W) Maranhao, Intermittent Stream 1796. Riacho da Serrinha (5.27S, 41.37W) Piaui, Intermittent Stream 1797. Riacho da Serrinha (11.52S, 43.3W) Bahia, Intermittent Stream 1798. Riacho da Serrota (6.47S, 38.77W) Ceara, Intermittent Stream 1799. Riacho da Sucuarana (13.93S, 41.28W) Bahia, Stream 1800. Riacho da Sucupira (5.8S, 37.82W) Rio Grande do Norte, Intermittent Stream | 1801. Riacho da Sucupira (3.35S, 43.07W) Maranhao, Intermittent Stream 1802. Riacho da Sussuapara (11.1S, 42.77W) Bahia, Intermittent Stream 1803. Riacho da Tabatinga (3.21S, 43.01W) Maranhao, Intermittent Stream 1804. Riacho da Taberna (5.52S, 38.27W) Ceara, Intermittent Stream 1805. Riacho da Taboca (4.5S, 42.85W) Piaui, Intermittent Stream 1806. Riacho da Tabua (5.07S, 41.17W) Piaui, Intermittent Stream 1807. Riacho da Tabua (9.2S, 44.42W) Piaui, Intermittent Stream 1808. Riacho da Tapera (5.2S, 39.53W) Ceara, Intermittent Stream 1809. Riacho da Tapera (5.57S, 43.02W) Maranhao, Intermittent Stream 1810. Riacho da Tapera (6.4S, 41.37W) Piaui, Intermittent Stream 1811. Riacho da Tapera (4.52S, 40.93W) Ceara, Intermittent Stream 1812. Riacho da Tapera (9.23S, 37.2W) , Intermittent Stream 1813. Riacho da Telha (5.82S, 35.62W) Rio Grande do Norte, Populated Place 1814. Riacho da Terra Nova (7.7S, 42.23W) Piaui, Intermittent Stream 1815. Riacho da Terra Nova (8.55S, 39.25W) Pernambuco, Intermittent Stream 1816. Riacho da Torre (13.7S, 39.27W) Bahia, Stream 1817. Riacho da Torre (9.02S, 41.03W) Bahia, Intermittent Stream 1818. Riacho da Torre (13.37S, 39.75W) Bahia, Populated Place 1819. Riacho da Torta (9.43S, 36.85W) Alagoas, Stream 1820. Riacho da Tranqueira (7.03S, 42.03W) Piaui, Intermittent Stream 1821. Riacho da Tripa (14.47S, 45.23W) Bahia, Intermittent Stream 1822. Riacho da Urtiga (7.1S, 37.37W) Paraiba, Intermittent Stream 1823. Riacho da Vaca (5.45S, 42.82W) Piaui, Area 1824. Riacho da Vaca Brava (3.42S, 42.03W) Piaui, Intermittent Stream 1825. Riacho da Vaca Morta (5.85S, 42.42W) Piaui, Intermittent Stream 1826. Riacho da Vargem (7.22S, 39.13W) Ceara, Intermittent Stream 1827. Riacho da Vargem (7.97S, 41.22W) Piaui, Intermittent Stream 1828. Riacho da Vargem (8.7S, 39.15W) Bahia, Intermittent Stream 1829. Riacho da Vargem (3.94S, 42.88W) Maranhao, Stream 1830. Riacho da Varginha (9.12S, 37.63W) Alagoas, Intermittent Stream 1831. Riacho da Varjota (3.94S, 43.44W) Maranhao, Intermittent Stream 1832. Riacho da Varzea (4.65S, 38.9W) Ceara, Intermittent Stream 1833. Riacho da Varzea (5.68S, 43.08W) Maranhao, Intermittent Stream 1834. Riacho da Varzea (13.57S, 41.65W) Bahia, Stream 1835. Riacho da Varzea (7.5S, 38.4W) Paraiba, Intermittent Stream 1836. Riacho da Varzea (8.27S, 37.57W) Pernambuco, Intermittent Stream 1837. Riacho da Varzea (8.98S, 38.33W) Pernambuco, Intermittent Stream 1838. Riacho da Varzea Grande (8.27S, 37.57W) Pernambuco, Intermittent Stream 1839. Riacho da Varzinha (7.1S, 38.95W) Ceara, Intermittent Stream 1840. Riacho da Vazante (7.43S, 41.13W) Piaui, Intermittent Stream |