New species and records of Oxyethira Eaton (Trichoptera: Hydroptilidae) from Amazonas State, Brazil Author Santos, Allan Paulo Moreira Author Henriques-Oliveira, Ana Lucia Author Nessimian, Jorge Luiz text Zootaxa 2009 2169 35 44 journal article 10.5281/zenodo.189170 d9ceb06b-c48c-45d0-ae92-eebabae6f4c5 1175-5326 189170 Oxyethira presilla Harris & Davenport, 1999 This is a distinctive species, with several asymmetrical processes on the male genitalia. Several specimens of O . presilla Harris & Davenport, 1999 were collected in Brazil , Amazonas. Previously, this species was known only from the holotype from Peru . Material examined: BRAZIL : Amazonas: Manaus, tributary to Rio Cuieiras, 02°42’25.1”S 60°22’28.2”W , 19.vii.2004 , J.L. Nessimian & L. Fidelis, light trap, 19 males ( INPA ); tributary to Igarapé da Cachoeira, basin of Rio Cuieiras, 02°41’45.4”S 60°17’42.7”W , 20.viii.2004 , J.L. Nessimian & L. Fidelis, light trap, 1 male ( INPA ); tributary to Igarapé do Lobisomem, basin of Rio Cuieiras, 02°33’46.4”S 60°19’03.4”W , 22.viii.2004 , J.L. Nessimian & L. Fidelis, light trap, 4 males ( DZRJ ); Igarapé Arumã, tributary to Rio Cuieiras, 02°30’55.2”S 60°15’44.4”W , 23.viii.2004 , J.L. Nessimian, light trap, 13 males ( DZRJ ); tributary to Rio Branquinho, 02°31’24.6”S 60°20’05.3”W , 25.viii.2004 , J.L. Nessimian & L. Fidelis, light trap, 42 males ( INPA ); tributary to Rio Branquinho, 02°29’35.1”S 60°20’03.1”W , 26.viii.2004 , J.L. Nessimian & L. Fidelis, light trap, 11 males ( DZRJ ); Rio Preto da Eva municipality, tributary to Rio Preto da Eva, 02°41’24.3”S 59°42’01.8”W , 24.iv.2004 , J.L. Nessimian, 2 males ( INPA ); tributary to Rio Urubu, 02°17’41.6”S 60°01’16.5”W , 24.v.2004 , J.L. Nessimian, 1 male ( DZRJ ); Igarapé Jangada, tributary to Rio Urubu, 02°26’32.5”S 59°32’46.2”W , 28.v.2004 , J.L. Nessimian, light trap, 1 male ( DZRJ ).