Two species of Eustala Simon, 1895 from Rio Grande do Sul, Brazil are described: Eustala belissima sp. nov. and Eustala crista sp. nov., based on males and females. The female of Eustala itapocuensis Strand, 1916, and the males of E. nasuta Mello-Leitão, 1939, E. perfida Mello-Leitão, 1947 and E. secta Mello-Leitão, 1945 are described for the first time. New records from Brazil are listed for Eustala illicita (O. P.-Cambridge, 1889) and E. sagana (Keyserling, 1893).
Spiders; taxonomy; new species; distribution; Neotropical
