Rhagovelia arcuata (Polhemus & Manzano, 1992)

(Figs.1A, 2A, 3A, 4A, 19A, 20A, 22A)

Trochopus arcuatus Polhemus & Manzano, 1992: 317 .

Rhagovelia arcuata (Polhemus & Manzano, 1992); Polhemus (1997: 379).

Diagnosis. Body length ~3.00 mm in the male and ~ 4.20 mm in the female. Eye not covered with abundant setae. Tarsal formula 2-2-2. Male fore tibia strongly curved (Figs. 1A, 21A). Posterior surface of male hind femur with about 6 spines basally, followed by a stout bent spine before middle, then about 10 smaller spines towards apex. Central shiny areas on dorsum of abdominal segments VII–VIII in both sexes. Male abdominal segment VIII small, approximately equal in length dorsally to mediotergite VII (Fig. 1A). Paramere and proctiger as in Fig. 19A, 20A. Female abdominal laterotergites horizontal (Fig. 3A).

Distribution. Colombia: Cauca (Polhemus & Manzano 1992), Nariño (Padilla-Gil & Arcos 2011, Padilla-Gil & Pacheco-Chaves 2012), Valle del Cauca (Polhemus & Manzano 1992, this work) (Fig. 22A).

Material examined. Valle del Cauca: Buenaventura, Bocana Santa Clara, stream, 2005-VI-13 (I. Morales): 9 ♂ apterous, 3 ♀ apterous (CIUQ) . Buenaventura, Bocana, manglar, 2004-XI-05 (I. Morales & F. Molano): 2 ♂ apterous (CIUQ) .