Oxyethira presilla Harris & Davenport, 1999

Santos, Allan Paulo Moreira, Henriques-Oliveira, Ana Lucia & Nessimian, Jorge Luiz, 2009, New species and records of Oxyethira Eaton (Trichoptera: Hydroptilidae) from Amazonas State, Brazil, Zootaxa 2169, pp. 35-44 : 43

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).