Dineura sharkeyi Smith

Female. Length, 4.5 mm. Head black with clypeus brown and mouthparts white. Thorax black with posterior angles or pronotum and tegulae white; small orange-brown spot on central posterior margin of mesepisternum. Legs white with femora light orange. Abdomen brown, lighter than thorax, with narrow posterior margin of segments white; sheath black; 9th tergite, cercus, and apical sternite orange brown. Wings hyaline; veins and stigma brown with extreme bases of veins white. Head and thorax shiny, with fine white pubescence; abdomen shiny with very fine microsculpture on tergites. Antennal length (apical antennomere missing) about 2.1× head width; 3rd antennomere subequal in length to 4th antennomere. Clypeus circularly emarginated, emargination about half medial length of clypeus. Malar space about 1.5× diameter of front ocellus. Postocellar area 3.6× broader than long. Left mandible evenly tapering from base to apex. Distance between eye and lateral ocellus about 1.2× distance between lateral ocelli. Lower interocular distance 1.6× eye height. In dorsal view, head rounded behind eyes, distance behind eyes about 0.8× eye length. Forewing with 2A+3A straight; 2r present; crossvein 2r-m absent; intercostal crossvein basal to M. Hind basitarsomere subequal to length of following 3 tarsomeres combined. Tarsal claws simple. Tibial spurs short, inner spur about 0.4× length of basitarsomere. Sheath simple (Fig. 6), from above broad at base evenly tapering to acute apex; hairs straight. Cerci shorter than sheath in dorsal view. Lancet long, slender, well sclerotized, serrulae most evident on apical third; annuli with short, stout spines (Fig. 7). Male. Unknown.

Female. Length, 4.5 mm. Head black with clypeus brown and mouthparts white. Thorax black with posterior angles or pronotum and tegulae white; small orange-brown spot on central posterior margin of mesepisternum. Legs white with femora light orange. Abdomen brown, lighter than thorax, with narrow posterior margin of segments white; sheath black; 9th tergite, cercus, and apical sternite orange brown. Wings hyaline; veins and stigma brown with extreme bases of veins white. Head and thorax shiny, with fine white pubescence; abdomen shiny with very fine microsculpture on tergites. Antennal length (apical antennomere missing) about 2.1× head width; 3rd antennomere subequal in length to 4th antennomere. Clypeus circularly emarginated, emargination about half medial length of clypeus. Malar space about 1.5× diameter of front ocellus. Postocellar area 3.6× broader than long. Left mandible evenly tapering from base to apex. Distance between eye and lateral ocellus about 1.2× distance between lateral ocelli. Lower interocular distance 1.6× eye height. In dorsal view, head rounded behind eyes, distance behind eyes about 0.8× eye length. Forewing with 2A+3A straight; 2r present; crossvein 2r-m absent; intercostal crossvein basal to M. Hind basitarsomere subequal to length of following 3 tarsomeres combined. Tarsal claws simple. Tibial spurs short, inner spur about 0.4× length of basitarsomere. Sheath simple (Fig. 6), from above broad at base evenly tapering to acute apex; hairs straight. Cerci shorter than sheath in dorsal view. Lancet long, slender, well sclerotized, serrulae most evident on apical third; annuli with short, stout spines (Fig. 7). Male. Unknown.