Coniceromyia megalosoma sp. nov.

(Figs. 4F, 8X, 14L, 20I, 25A, 28A)

Diagnosis (male). Large (more than 3.5 mm of body length), legs narrow, elongated, hind femur yellowish-brown, except dorsal and ventral margin dark brown and apex brown (Fig. 4F), hypopygium left epandrial process apically bifurcated into a dorsal and a ventral lobe.

Material examined. Holotype ♂, ECUADOR: Napo: Oyacachi, 0.22ºS, 78.08ºW, 19.ii–29.iii.1996, Malaise trap, 3000 m, P. Hibbs col. [LACM ENT 021055] . Paratypes: COLOMBIA: 2♂, Antioquia: Belmira: Paramo de Sta. Inés, El Morro, 06.63°N, 75.64°W, 2–12.xii.2017, Malaise trap dossel, 3100–3300m, C Rodríguez & A. Echeverry (CEUA) ; 7♂, same but 25.v–5.iv.2017, A.L. Montoya, C. Rodriguez & J. P. Carmona (CEUA); 5♂, same but Playitas Laguna, 6.64°N, 75.67°W, 4–14.xii.2016, Malaise trap, 2500–3000m, A.L. Montoya, J. Torres-Toro, J.P. Carmona col. (CEUA) .

Description. Male. Body length, 3.7 mm. Head. Frons dark brown, shining, sparsely setulose, with well-defined median furrow. Flagellomere 1 brown, conical elongate. Arista apical, subequal length of flagellomere 1. Palpus light brown. Gena with two setae. Thorax. Scutum, scutellum, and pleural regions brown, shining; scutum posterior half rugose; anepisternum bare. Legs narrow, elongated. Fore and mid legs yellowish-brown, except brown anteroventral maculae on fore and mid femur and on fore and mid coxae. Hind femur yellowish-brown, except dorsal and ventral margin dark brown and apex brown; hind tibia and tarsus brown. Foretibia with two dorsal setae and anterodorsal row of strong setulae. Foremetatarsus with anterior excavation bearing row of short strong setulae, anteroapical setulose process, group of large setae at base of excavation, and strong seta at base of anteroapical process (Fig. 8X). Foremetatarsus ratio 0.18. Posterior face of hind femur with elongate basoventral band of tiny blunt setulae, broad basally tapering toward and along ventral margin, extending two-thirds of the hind femur (Fig. 20I). Hind femur height/length ratio 0.28. Hind tibia with one dorsal seta in basal half. Wing (Fig. 14L). Dusky. Costa and radial veins considerably swollen, Costa 0.45 of the wing length; R 2+3 absent; M 1 slightly concave, curved posteriorly at apex; M 2 sinuous, CuA 1 -M 2 /M 2 -M 1 ratio 2.1; CuA 1 slightly sinuous. Halter base brown, apex light brown. Abdomen. Tergites brown, with shining pubescence. Hypopygium brown (Fig. 25A). Left epandrial process apically bifurcated into a dorsal and a ventral lobe, with a subepandrial elevation bearing apical setae. Right subepandrial plate developed posteriorly, curved ventrally. Hypoproct without setae.

Distribution. High-elevation sites in Equatorian and Colombian Andes (Fig. 28A).

Etymology. Name derived from the Greek roots megale (large) and soma (body).