Smicridea (Rhyacophylax) appendiculata Flint 1972

Material examined. BRAZIL: Maranhão: Caxias, Fazenda Pé da Serra, Rio Itapecuru, 05°07'49.5"S, 43°33'0.40"W, 60 m a.s.l., 4 males, 07.vii.2014, D. Sousa, G.R. Desidério, G. Sousa, M.A.G. Almeida legs., white sheet with mixed light (CZMA).

Known distribution. ARGENTINA, BRAZIL (Amazonas, Mato Grosso, Minas Gerais, Roraima). Remarks. This species is reported for the first time from Northeast Region, Brazil.