Zulemita chimbarongensis Urra sp. nov.

(Figs. 17, 18, 35, 36, 52, 53).

Diagnosis. Zulemita chimbarongensis differs from other Zulemita species by the genital structures of the male. In Z. chimbarongensis the sacculus of the valva is three-quarters as long as valva, cucullus is elongated and the costal process is slightly curved downwards; in Z. romeralensis the sacculus of the valva is about half as long as valva, cucullus is subtriangular and the costal process slightly curves upwards; in Z. tenensis sacculus is less than half the length of valva, cucullus is pointed and the costal process is strongly curved downwards (Urra 2013b).

Description

Male (Fig. 17). Wingspan: 17.2–18.0 mm (n = 2).

Head. Front and vertex beige; flagellum, scape, pecten, haustellum and labial palpus beige (Fig. 18).

Thorax. Orange yellow, tegulae of same color. FW orange yellow splattered with brown scales on anal and costal edges, two brown spots on middle DC, a diffuse brown speckle on distal end of DC, termen brown, fringes yellow and brown mixed. Hind wing yellowish white, fringes of same color. Foreleg grey, mid- and hindlegs beige; hindtibia with piliform beige scales.

Abdomen. Beige. Terga with spiniform setae arranged in patches longer than wide (Fig. 36).

Male genitalia (Fig. 52). Uncus and gnathos subtriangular, gnathos longer than uncus, juxta suboval with constriction on posterior end; valva subtriangular, costal proximal process is slightly curved downwards, cucullus elongated, sacculus three quarters of length of valva; phallus slightly longer than valva (Fig. 52b), vesica armed with curved cornutus, 0.2 times as long as phallus.

Female. Color pattern similar to male. Wingspan: 15.8–19.1 mm (n = 2).

Female genitalia (Fig. 53). Apophysis posterioris 1.6 times as long as apophysis anterioris; ostium bursae suboval; antrum sclerotized, tubular, with ventral digitiform process on posterior edge and ventral membranous chamber on anterior end; ductus bursae membranous, spiral-shaped, 3.0 times as long as corpus bursae, corpus bursae subspherical, signum a suboval dentate plate.

Type material. Holotype: (♁) CHILE COLCHAGUA, Chimbarongo Q. El Sauce, 34°48′47″ S 70°56′2″ W, 21- II-2014, Trampa luz col. F. Urra (MNNC) . Paratypes: (1♀, 1♁) CHILE COLCHAGUA, Chimbarongo Q. El Sauce, 34°48′47″ S 70°56′2″ W, 21-II-2014, Trampa luz col. F. Urra (MNNC); (1♀) CHILE COLCHAGUA, Chimbarongo Q. El Sauce, 34°48′51.4″ S 70°56′6.1″, 7-VI-2012, Trampa luz col. F. Urra (MNNC) .

Distribution. Central Chile (Colchagua).

Etymology. The specific name is an adjective referring to Chimbarongo, from where the new species was first collected.