Galeopsomyia manga Hansson & Hanson 2023, sp.nov.

Galeopsomyia manga Hansson sp.nov.

(Figs 482, 483, 825)

Diagnosis (female). Antennal clava with a weak constriction between C1 and C2 (Fig. 825); genal carina present; mesoscutellum (Fig. 482) with very weak reticulation on median part and shiny, lateral parts with strong reticulation, meshes elongate, submedian grooves ±distinct, straight and diverging slightly towards posterior part, with a weak median groove in anterior three-quarters; dorsellum with median carina; propodeum (Fig. 482) with strong reticulation and a few strong carinae, callus with two setae; gaster (Fig. 482) short ovate, 1.4× as long as wide, medio-basal Gt1 with longitudinal carinae, tergites with strong reticulation, gonoplac yellowish-brown (Fig. 483); body black with metallic tinges (Figs 482, 483).

Female holotype: length of body 1.1mm.

Scape yellowish-white, pedicel yellowish-brown, flagellum pale brown. Head black with metallic blue tinges, clypeus dark brown. Mesoscutum black with metallic purple tinges; mesoscutellum black with metallic bluish tinges; propodeum black. Legs with fore and hind coxae dark brown, mid coxa pale brown; trochanters pale brown; femora dark brown with apical one-third yellowish-brown; tibiae and tarsi yellowish-white, T4 pale brown. Gaster dark brown; gonoplac yellowish-brown.

Antennal clava with a weak constriction between C1 and C2. Face below level of toruli with weak reticulation, clypeus smooth, frons with strong reticulation, scrobes with weak reticulation; with genal carina. Vertex with strong reticulation outside ocellar triangle; with a carina behind ocellar triangle.

Mesoscutum with strong reticulation, meshes isodiametric on sidelobes, elongate on midlobe; midlobe without median groove, with five scattered adnotaular setae. Mesoscutellum with very weak reticulation on median part and shiny, lateral parts with strong reticulation, meshes elongate; submedian grooves ±distinct, straight and diverging slightly towards posterior part, with a weak median groove in anterior three-quarters; with five setae scattered over lateral parts. Dorsellum with strong sculpture, with median carina. Propodeum with a narrow median carina; with a few irregular carinae and strong reticulation; callus with two setae. Fore and mid coxae with weak reticulation and shiny, hind coxa with strong reticulation. Fore wing with two setae on dorsal surface of submarginal vein; speculum closed; costal setal row unbroken.

Petiole transverse, with strong sculpture on dorsal surface. Gaster short ovate; medio-basal Gt1 with longitudinal carinae; tergites with strong reticulation.

Relative measurements: head length, dorsal view 15.5; head length, frontal view 23; POL 7.5; OOL 4.5; lateral ocellus diameter 3; head width 32.5; mouth width 9; malar space 9; eye length 14; scape length 13; scape width 2.5; pedicel+flagellum length 37; pedicel length 4.5; pedicel width, dorsal view 3; F1 length 6; F1 width 3; F2 length 5.5; F2 width 2.5; F3 length 5.5; F3 width 2.5; clava length 13.5; clava width 3.5; C3 length 5; spicule length 1.5; mesosoma length 36; mesosoma width 25; midlobe of mesoscutum length 12.5; mesoscutellum length 13.5; mesoscutellum width 14; median part of mesoscutellum width (measured medially) 4.5; median part of mesoscutellum, width in anterior part 4.5; median part of mesoscutellum, width in posterior part 5.5; lateral part of mesoscutellum, width (measured medially) 3.5; dorsellum length 2; propodeum length 6; costal cell length 21; costal cell width (measured at widest part) 1.5; marginal vein length 19; stigmal vein length 5.5; gaster length 39; gaster width 27; Gt 2 length (measured medially) 6; Gt 4 length (measured medially) 7; Gt 7 length (measured medially) 2.5; Gt 7 width (measured at base) 9.5; longest cercal seta length 10; shortest cercal seta length 5.

Male. Unknown.

Hosts. Unknown.

Distribution. Costa Rica.

Material examined.

Holotype ♀ COSTA RICA, Limón, Reserva Biológica Hitoy-Cerere, 9º40’N, 83º02’W, 100m, 21-22.ii.2006, J.S. Noyes (NHMUK).