This work lists the species of Culicinae recorded in the State of Rio Grande do Sul, Brazil. The present data is based on adult collections carried out in 11 physiographic zones from September/2001 to August/ 2002, published literature and entomological collection records. Fifty-seven species are listed, including 22 new occurrences to Rio Grande do Sul. The present study increased the geographic distribution range of Aedeomyia squamipennis, Culex chidesteri, Culex quinquefasciatus, Haemagogus leucocelaenus, Mansonia titillans, Ochlerotatus albifasciatus, Ochlerotatus crinifer, Ochlerotatus fluviatilis, Ochlerotatus scapularis, Ochlerotatus serratus, Psorophora confinnis, Psorophora ferox, Sabethes aurescens, Trichoprosopon pallidiventer and Uranotaenia lowii.
Brazil; Culicinae; distribution; Rio Grande do Sul
