Smicridea (Rhyacophylax) helenae Albino, Pes, & Hamada 2011

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., 25 males, 07.vii.2014, D. Sousa, G.R. Desidério, G. Sousa, M.A.G. Almeida legs., white sheet with light (CZMA) ; Caxias, MA-034, Igarapé Riachão, 04°56'8.59"S, 43°21'26.65"W, 53 m a.s.l., 2 males, 02–03.vi.2014, D. Sousa, S.R.S. Nascimento, M.A.G. Almeida legs., white sheet with light (CZMA) ; Caxias, Sítio Tarumã, Igarapé Itapecuruzinho, 04°53'42.30"S, 43°20'31.30"W, 62 m a.s.l., 1 male, 28.v.2014, D. Sousa, S.R.S. Nascimento, M.A.G. Almeida legs., Pennsylvania trap (CZMA) .

Known distribution. BRAZIL (Amazonas, Mato Grosso, Roraima).

Remarks. This species is reported for the first time from Northeast Region, Brazil.