Cyrnellus fraternus ( Banks 1905 )

Desidério, Gleison Robson, Barcelos-Silva, Patrik, De Souza, Wagner Rafael M., Pes, Ana Maria & De Azevêdo, Carlos Augusto S., 2017, Caddisflies (Insecta: Trichoptera) from Maranhão State, Northeast Region, Brazil: A new species, checklist, and new geographical records, Zootaxa 4221 (2), pp. 151-171 : 168

Cyrnellus fraternus ( Banks 1905)

Material examined. BRAZIL: Maranhão: Caxias, Área de Proteção Ambiental Inhamum , Igarapé Soledade , 04°53'40.8"S, 43°25'18.9"W, 384 m a.s.l., 3 males, 20–21.xii.2014, D. Sousa, G.R. Desidério, S.R.S. Nascimento legs. , Pennsylvania trap ( CZMA), Caxias, Área de Proteção Ambiental Inhamum , Igarapé Sumidouro do Padre I, 04°53'28.1"S, 43°25'52.3"W, 448 m a.s.l., 8 males, 20–21.xii.2014, D. Sousa, G.R. Desidério, S.R.S. Nascimento, M.A.G. Almeida legs. , Pennsylvania trap ( CZMA), Caxias, Área de Proteção Ambiental Inhamum , Igarapé Sumidouro do Padre II, 04°53'23.6"S, 43°25'53.2"W, 363 m a.s.l., 21 males, 20–21.xii.2014, G.R. Desidério, S.R.S. Nascimento legs. , Pennsylvania trap ( CZMA), Caxias, Fazenda Pé da Serra, Rio Itapecuru , 05°07'49.5"S, 43°33'0.40"W, 60 m a.s.l., 1 male, 06.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, Bahia, Espírito Santo, Minas Gerais, Mato Grosso, Mato Grosso do Sul, Pará, Paraná, Rio de Janeiro, Santa Catarina) , COSTA RICA, ECUADOR, El SALVADOR, MEXICO, NICARAGUA, PANAMA, PARAGUAY, SURINAME, UNITED STATES, URUGUAY, VENEZUELA.

Remarks. This species has a wide distribution in the New World, known from the northern United States to Argentina ( Flint et al. 1999). In this study, its range is extended in the Northeast Region, Brazil, and it is recorded here for the first time from the state of Maranhão [Caxias municipality].