Culex saltanensis and Culex interfor (Diptera: Culicidae) are susceptible and competent to transmit St. Louis encephalitis virus (Flavivirus: Flaviviridae) in central Argentina. This article's authors Mauricio Beranek Agustin Quaglia Giovana Peralta Fernando Flores Marina Stein Adrian Diaz Walter Almiron Marta Contigiani