Trichomyia mariensis Araújo & Bravo sp. nov.

(Figs. 31A–H)

Diagnosis. R4+5 complete at base; hypandrium strip-like; long and lanciform prolongations on gonocoxite that cross between them at apex; arm of gonocoxite curved to the midline, pilose apically with row of small rod-like bristles; aedeagus long, approximately twice the length of projections in the aedeagal complex; cercus pilose with bifurcated apex.

Description. Male. Head subcircular in frontal view. Antenna incomplete in the studied specimens; scape larger than pedicel; pedicel subspherical; basal flagellomeres, eccentric (Fig. 31A); ascoids 1.6 times the length of flagellomere (Fig. 31C). Palpus with three segments; 1st segment with sensilla in depressed pit on medial surface; palpus formula 1.0:0.5:0.4 (Fig. 31B). Wing. R4+5 complete at base; r-m and m-cu absent (Fig. 31D). Male terminalia: Hypandrium strip-like (Fig. 31H). Gonocoxites with two long and lanciform prolongations that cross between them in the apex (Fig. 31F). Arm of gonocoxite curved to the midline, pilose apically with row of small rod-like bristles. Gonostylus articulated to gonocoxite at the middle, bare, small, triangular. One pair of gonocoxite wide, sclerotized (Fig. 31H). Aedeagus long, approximately twice the length of projections in the aedeagal complex (Fig. 31E). Ejaculatory apodeme short, 1.2 times the length of projections in the aedeagal complex. Epandrium pilose, subrectangular (Fig. 31G). Cercus pilose, bifurcated apex (Figs. 31E, 31G). Epiproct shorter than hypoproct, both with apical micropilosity (Fig. 31E).

Female. Unknown.

Material examined. Brazil, Bahia, Coração de Maria, holotype ♂, 18.XII.2003, I. Castro leg. (MZFS).

Etymology. The epithet mariensis refers to the type locality.

Distribution. Brazil—Bahia.