Trichomyia nortensis Araújo & Bravo sp. nov.

(Figs. 34A–K)

Diagnosis. R2 not reaching R3, r-m present; arm of gonocoxite with a row of six rod-like setae at apex; elongated gonostylus with apex medially directed; three pairs of fused projections in the aedeagal complex; one pair digitiform, with a row of apical setulae, one pair divergent apically, and one pair triangular, all joined by a membrane; ejaculatory apodeme short, as long as gonostylus.

Description. Male. Head subcircular in frontal view. Antenna with 13 flagellomeres; scape subcylindrical; pedicel subspherical; basal flagellomeres piriform (Fig. 34A); ascoids 1.25 times the length of flagellomere (Fig. 34B); 13th flagellomere subcylindrical with terminal apiculus separated by a suture (Fig. 34I). Palpus three segmented; first segment with sensilla in depressed pit on medial surface; palpus formula 1.0:0.7:0.9 (Fig. 34C). Wing. R2 not reaching R3, r-m present and m-cu absent (Fig. 34E). Male terminalia: Hypandrium and gonocoxites fused. Posterior arm of gonocoxites with mesal margin expanded medially, apices curved, directed ventromedially, with a row of six digitiform setae unserted apically and a row of apical bristles (Figs. 34D, 34G). Gonostylus ventrally to gonocoxite, elongated and with apex directed diagonally upward (Figs. 34G, 34K). Presence of three pairs of fused projections in the aedeagal complex; one pair digitiform, with a row of apical setulae, one pair directed diagonally and divergent apically, and one triangular pair horizontal disposed, all joined by a membrane (Fig. 34H). One pair of parameres with truncated apex (Fig. 34J). Ejaculatory apodeme short, the same length as gonostylus. Epandrium medially narrow. Cercus subquadrangular with bristles at apex, fused in a expanded plate medially. Hypoproct apically blunt, piriform with setulae (Fig. 34F).

Female. Unknown.

Material examined. Brazil, Amazonas, Manacapuru, Cajatuba Km 69/3, 12.X.1998, holotype ♂, without name of colector. (MZFS); 25 paratypes: 13 ♂, same locality and data as holotype (MZFS), 6 ♂, same locality as holotype, 13.X.1998, without name of collector (MZFS); 1 ♂, same locality as holotype, 21.IV.1998, R.Q.,R.N.,P.E. (MZFS); 7 ♂, Amazonas, Manacapuru, Km 75, 25–27.VII.1997. (MZFS); 9 ♂, same locality as holotype, 06.X.1998, without name of collector (MZFS) 3 ♂, same locality as holotype, 09.X.1998, without name of collector (MZFS) 2 ♂, Pará, Novo Reparttimento, Vic. Bandeirante, Ramal dos sem terra, 22.VIII.1998, without name of colector (MZFS); 1 ♂, Amazonas, Manacapuru, Sitio do Sr Simplicio, 23.IV.1998, R.Q.,R.N., P.E. (sic.) leg. (MZFS); 1 ♂, Amazonas, Manacapuru, Ramal A, Cajatuba, 29. VII–01.VIII.1997, without name of collector (MZFS); 1 ♂, Amazonas, Purupuru, Est. Nunes de Melo, Km8–12, 26.XI.1998, without name of collector (MZFS);

Etymology. The epithet is allusive the North region, where the specimen was found.

Distribution. Brazil—Amazonas, Pará.