Smicridea (Rhyacophylax) palmar Sganga 2005

Material examined. BRAZIL: Maranhão: Caxias, MA-034, Igarapé Riachão, 04°56'8.59"S, 43°21'26.65"W, 53 m a.s.l., 1 male, 02–03.vi.2014, D. Sousa, S.R.S. Nascimento, M.A.G. Almeida legs., white sheet with mixed light (CZMA).

Known distribution. ARGENTINA, BRAZIL (Espírito Santo, Pernambuco).

Remarks. Previously recorded only from Pernambuco State (Souza et al. 2013b) in the Northeast Region. This study represents the first record for the state of Maranhão [Caxias municipality].