Coniceromyia cladopyga sp. nov.

(Figs. 2D, 8J, 13J, 18 F–G, 24J–K, 27E)

Diagnosis (male). Wing vein M 2 swollen, convex in its basal two thirds, curved posteriorly at apex (Fig. 13J); Hypandrium lobes not clearly defined, left lateral reticulated, right lateral uniform (Figs. 24 J–K).

Material examined. Holotype ♂, COLOMBIA: Bolivar: SFF Colorados: El mirador, 9.90ºN, 75.12ºW, 18.viii–3.ix.2001, Malaise trap, 400m, E. Deulofeut col. (IAVH) [LACM ENT 173134] . Paratypes: COLOMBIA: 9♂, same data as holotype; 20♂, same but 3–18.viii.2001; 3♂, same but 22.ix–7.x.2001; 1♂, Magdalena: PNN Tayrona: Zaino, 11.33°N, 74.02°W, 28.iv–17.vii.2000 , Malaise trap, 50m, R. Henriquez col.; 1♂, same but 14– 30.viii.2000, 1♂, same but 28.vi–17.vii.2000, 1♂, same but 14–29.vi.2000. TRINIDAD: 9♂, Chacachacare Island, 10.68ºN, 61.75ºW, 27.xi–4.xii.1999 , Malaise trap, 120m, R. Snelling col.; 1♂, Mt. St. Benedict, 10.67ºN, 61.40ºW, 25–30.xi.1999 , Malaise trap, 500m, R. Snelling col.

Description. Male. Body length 1.8 mm. Head. Frons brown, sparsely setulose, with well-defined median furrow. Flagellomere 1 light brown, conical-elongate.Arista apical, slightly shorter than flagellomere 1. Palpus yellowish-brown. Gena with two to three setae. Thorax. Scutum and scutellum brown to dark brown; pleural regions light brown to brown; anepisternum bare. Legs yellowish-brown. Forefemur with ventral row of elongate, thin setulae. Foretibia with two to three dorsal setae and anterodorsal row of strong setulae. Foremetatarsus with anterior excavation, setulose anteroapical process, two short rounded projections at ventral margin of excavation, strongly curved long seta at base of excavation, and seta at base of anteroapical process (Fig. 8J). Apices of foremetatarsus and foretarsomere 2 with strong posterodorsal seta. Foremetatarsus ratio 0.31. Ventral margin of hind femur with row of curved elongated setae. Posterior face of hind femur with broad basoventral group of tiny blunt setulae, tapering toward ventral margin (Figs. 18 F–G). Hind femur height/length ratio 0.41. Hind tibia with one dorsal seta in basal half. Wing (Fig. 13J). Costa slightly swollen, 0.39 of the wing length; R 2+3 absent; M 1 concave, curved posteriorly at apex; M 2 swollen, convex in its basal two thirds, curved posteriorly at apex, CuA 1 -M 2 /M 2 -M 1 ratio 4.2; CuA 1 sinuous. Halter white. Abdomen. Tergites brown to dark brown, with shining pubescence. Hypopygium light brown (Figs. 24 J–K). Left epandrial process with a basal rounded plate, distal rounded lobe with dorsal rounded elevation. Hypoproct with three setae. Hypandrium lobes not clearly defined, left lateral reticulated, right lateral uniform.

Distribution. Caribbean coast of Colombia and Trinidad (Figs. 27E).

Etymology. Name derived from the Greek roots klados (branch) and pyge (rump, buttocks), referring to the partly reticulated hypandrium.