Vieira Navás, 1913 is a small genus of green lacewings of the Neotropical region with 5 recognized species. One species, Vieira flinti Sosa & Tauber, 2017, was recently described from Venezuela and northeastern Brazil. In this study, we record V. flinti for the first time in the states of São Paulo (at Piracicaba) and Mato Grosso do Sul (at Campo Grande) in the Southeast and Midwest regions of Brazil, respectively. Photographs and a distribution map are provided.
