Galeopsomyia lama Hansson sp.nov.

(Figs 222, 223, 727)

Diagnosis (female). Antenna with F1 4.0×, F2 3.8×, F3 3.7× as long as wide (Fig. 727); mesoscutellum (Fig. 222) with weak reticulation, meshes elongate, submedian grooves distinct and parallel; fore and mid coxae brown, hind coxa dark brown to black with metallic tinges, tibiae yellowish-brown to yellowish-white (Fig. 223); hind femur 3.4× as long as wide; petiole very short, just a narrow band; gaster (Fig. 222) 3.9× as long as wide; gonoplac 1.0× as long as length of hind femur (Fig. 223).

Female holotype: length of body 2.9mm (paratype 2.4mm).

Scape yellowish-brown, pedicel pale brown, flagellum dark brown. Head with frons, including scrobes, black with metallic blue tinges, clypeus dark brown; vertex black with metallic purple tinges. Thoracic dorsum golden-green with metallic blue tinges. Legs with fore and mid coxae brown, hind coxa dark brown to black with metallic tinges; trochanters yellowish-brown; femora brown with apical tip yellowish-brown; tibiae yellowish-brown to yellowish-white; T1–3 yellowish-white, T4 dark brown. Wings hyaline, veins yellowish-brown to yellowish-white. Petiole yellowish-brown. Gaster with Gt 1 golden-green in anterior two-thirds and black with purple tinges in posterior one-third, Gt 2-6 black with metallic purple tinges, Gt 7 black; gonoplac black.

Face below level of toruli including clypeus with rather strong reticulation, frons with very strong reticulation, antennal scrobes with weak reticulation. Vertex with strong reticulation outside ocellar triangle, with wrinkled sculpture inside ocellar triangle. Occipital margin rounded.

Mesoscutum with strong reticulation, meshes isodiametric on sidelobes, elongate on midlobe; with three adnotaular setae. Mesoscutellum with weak reticulation, meshes elongate; submedian grooves parallel. Axillae with strong reticulation. Dorsellum with strong sculpture. Fore and hind coxae with strong reticulation, mid coxa with weak reticulation. Fore wing with two setae on dorsal surface of submarginal vein; speculum open towards base of wing.

Petiole very short, just a narrow band. Gaster very elongate; tergites with strong reticulation.

Relative measurements: head length, dorsal view 25; head length, frontal view 39; POL 8.5; OOL 5.5; lateral ocellus diameter 5; head width 46; mouth width 17; malar space 13; eye length 23.5; scape length 19; scape width 4.5; pedicel+flagellum length 69; pedicel length 8.5; pedicel width, dorsal view 3.8; F1 length 12; F1 width 3; F2 length 11.5; F2 width 3; F3 length 11; F3 width 3; clava length 23; clava width 4; C3 length 7.5; spicule length 2; mesosoma length 73; mesosoma width 42; midlobe of mesoscutum length 22; mesoscutellum length 25; mesoscutellum width 20; median part of mesoscutellum width (measured medially) 9; median part of mesoscutellum, width in anterior part 9; median part of mesoscutellum, width in posterior part 10; lateral part of mesoscutellum, width (measured medially) 4; dorsellum length 3; propodeum length 11; costal cell length 40; costal cell width (measured at widest part) 2; marginal vein length 38; stigmal vein length 11; gaster length 127; gaster width 33; Gt 2 length (measured medially) 8.5; Gt 4 length (measured medially) 16; Gt 7 length (measured medially) 18; Gt

7 width (measured at base) 16; longest cercal seta length 14; shortest cercal seta length 5.

Male. Unknown.

Hosts. Unknown.

Distribution. Costa Rica.

Material examined.

Holotype ♀ COSTA RICA, Puntarenas, Reserva Privada Karen Mogensen, 9º52′N 85º03′W, 305m, 23-24.ii.2013, J.S. Noyes (NHMUK) . Paratype: 1♀ from same locality as holotype but collected 17–18.ii.2011 (NHMUK) .