Leinendera achaeta sp. n., a new species of robber fly from Brazil (Diptera, Asilidae, Asilinae).

The third species of the Neotropical genus Leinendera Carrera, 1945, Leinendera achaeta sp. n., is described from Rio Grande do Sul state, Brazil. The habitus, wing and male terminalia are described and illustrated, and a key to the three Brazilian species is provided.