Coniceromyia strongyla sp. nov.

(Figs. 7B, 9H, 16B, 22J, 25O)

Diagnosis (male). Wing vein R 2+3 almost entirely present (Fig. 16B), basal three-fifths of ventral margin of foremetatarsus with excavation expanded, convex (Fig. 9H).

Material examined. Holotype ♂, BOLIVIA: La Paz: 40km N Caranavi: Cumbre Alto Beni, 15.83ºS, 67.56ºW, 12.iv.2003, Honey spray, Brown, Marcotte, Zumbado col. [LACM ENT 194602].

Description. Male. Body length, 2.4 mm. Head. Frons brown, sparsely setulose, with well-defined median furrow. Flagellomere 1 light brown, conical elongate. Arista apical, subequal to flagellomere 1 in length. Palpus light brown. Gena with two setae. Thorax. Scutum and scutellum brown, pleural regions light brown; anepisternum bare. Foreleg yellowish-brown; mid and hind leg light brown. Foretibia with two dorsal setae and anterodorsal row of strong setulae. Foremetatarsus with anterior excavation bearing three setulae, anteroapical setulose process, group of short setae at excavation base, basal three-fifths of ventral margin of excavation expanded, convex, and strong seta at base of anteroapical process (Fig. 9H). Foremetatarsus ratio 0.4. Posterior face of hind femur with narrow basoventral band of tiny blunt setulae (Fig. 22J). Hind femur height/length ratio 0.35. Hind tibia with one dorsal seta in basal half. Wing. Costa swollen, 0.38 of the wing length; R 2+3 vestigial; M 1 concave, curved posteriorly at apex; M 2 slightly concave, CuA 1 -M 2 /M 2 -M 1 ratio 1.34; CuA 1 slightly sinuous. Halter light brown. Abdomen. Tergites dark brown, with shining pubescence. Hypopygium light brown (Fig. 25O). Left epandrial process with only one discernible process: a subepandrial wall extending from the hypoproct to its apex. Margin of right lobe of hypandrium with a lateral projection. Hypoproct with two setae.

Distribution. Known from a single site in Bolivia.

Etymology. Name derived from the Greek word strongylos (rounded) referring to the foremetatarsus rounded expansion.