Coniceromyia chrysopa sp. nov.

(Figs. 2B, 8H, 13H, 18 C–D, 24H, 26K)

Diagnosis (male). Forefemur basal two-thirds dilated dorso-ventrally, anterior face with bare oval ring surrounding an oval patch with small setulae (Fig. 26K), foretibia not dilated, with posteroventral uneven row of five to six strong setae continuous with three strong ventroapical setulae (Fig. 2B).

Material examined. Holotype ♂, COLOMBIA: Amazonas: PNN Amacayacu: Matamata, 3.82°S, 70.26°W, 20–26.iii.2000, Malaise trap, 150m, A. Parente col. (IAVH) [LACM ENT 132649] . Paratypes: 1♂, same as holotype but 3–9.iv.2000; 1♂, same but 3–5.ix.1997, M. Sharkey col.

Description. Male. Body length, 2.3 mm. Head. Frons light brown, sparsely setulose, with well-defined median furrow. Flagellomere 1 yellowish-brown, conical elongate. Arista apical, 1.5 times flagellomere 1 length. Palpus yellowish-white. Gena with two setae. Thorax. Scutum, scutellum, and pleural regions yellowish-brown; anepisternum dorsally setulose. Legs yellowish-brown. Forefemur basal two-thirds dilated dorso-ventrally, anterior face with bare oval ring surrounding an oval patch with small setulae. Foretibia with two dorsal setae, anterodorsal row of strong orange setulae, posteroventral uneven row of five to six strong setae continuous with three strong ventroapical setulae. Foremetatarsus with anterior excavation bearing a row of tiny setulae and three strong setulae basal to anteroapical process, anteroapical setulose process, strong seta at excavation base, strong seta at base of anteroapical process (Fig. 8H). Foremetatarsus ratio 0.19. Posterior face of hind femur with broad basoventral group of tiny blunt setulae tapering toward ventral margin, dorsal setulae thicker (Fig. 18 C–D). Hind femur height/length ratio 0.33. Hind tibia with one dorsal seta in basal half; dense orange setulae on posteroapical one-third. Wing (Fig. 13H). Costa swollen, 0.38 of the wing length; R 2+3 absent; M 1 concave, curved posteriorly at apex; M 2 sinuous, M 1 and M 2 thicker than CuA 1, CuA 1 -M 2 /M 2 -M 1 ratio 1.45; CuA 1 sinuous. Halter white. Abdomen. Tergites dark brown, lighter posteriorly. Hypopygium yellowish-brown (Fig. 24H). Left epandrial process dorsally setose, with curved setulose process near apex, dorsal lobe, and subepandrial setose elevation near hypoproct. Right lobe of hypandrium apically bilobed. Hypoproct with two setae.

Distribution. Known from a single site in Amazonian Colombia.

Etymology. Name derived from the Greek word chrysops (gold-colored, shining like gold), referring to the general body color of this species.