Galeopsomyia bariolis Hansson sp.nov.

(Figs 298, 299, 749)

Diagnosis (female). Antenna with distinct constriction between C1 and C2 (Fig. 749); genal carina present and strong; mesoscutellum (Fig. 298) with median part with strong reticulation, lateral parts with very strong reticulation/rugosity, submedian grooves with outer margin indistinct, slightly curved and diverging towards posterior part; dorsellum with median carina; propodeum (Fig. 298) with a mix of strong carinae and strong reticulation, callus with two setae; petiole transverse with strong sculpture on dorsal part; gaster (Fig. 298) 2.1× as long as wide, tergites with strong reticulation.

Female holotype: length of body 2.2mm.

Scape dark yellowish-brown, pedicel and flagellum dark brown. Head metallic bluish-green, clypeus and scrobes black. Mesosoma golden-green. Legs with coxae metallic bluish-green; trochanters dark brown; femora metallic bluish-green with apex yellowish-brown; tibiae yellowish-brown; T1–3 yellowish-brown, T4 brown. Petiole black. Gaster with Gt1 golden-green, Gt2 metallic bluish-green with posterior margin black with metallic tinges, Gt3-6 black with metallic tinges and with sides metallic bluish-green, Gt7 black; gonoplac black.

Antenna with a distinct constriction between C1 and C2. Face below level of antennal toruli with strong reticulation, clypeal area smooth, frons rugose, scrobes with weak reticulation; with genal carina. Vertex with strong reticulation outside ocellar triangle, with wrinkled sculpture inside ocellar triangle.

Mesoscutum with strong reticulation, meshes isodiametric; midlobe with median groove indicated in posterior half, with 12 scattered adnotaular setae. Mesoscutellum with median part with strong reticulation, lateral parts with very strong reticulation/rugosity, meshes slightly elongate; submedian grooves with outer margin indistinct, slightly curved and diverging towards posterior part; with eight pairs of setae on lateral parts. Dorsellum with strong sculpture, with median carina. Propodeum with a strong median carina that expands in posterior part; with a mix of strong irregular carinae and reticulation; callus with two setae. Fore and hind coxae with strong reticulation, mid coxa with weak reticulation. Fore wing with 5&6 setae on dorsal surface of submarginal vein; speculum closed below and towards base of wing; costal setal row broken.

Petiole transverse, dorsal part with strong sculpture. Gaster ovate-elongate; tergites with strong reticulation.

Relative measurements: head length, dorsal view 23; head length, frontal view 38; POL 11; OOL 6; lateral ocellus diameter 4; head width 54; mouth width 15; malar space 16; eye length 21; scape length 18; scape width 4.5; pedicel+flagellum length 57; pedicel length 7; pedicel width, dorsal view 4; F1 length 9.5; F1 width 4; F2 length 9.5; F2 width 4.5; F3 length 8.5; F3 width 5; clava length 18.5; clava width 6; C3 length 6; spicule length 1.5; mesosoma length 69; mesosoma width 47; midlobe of mesoscutum length 27; mesoscutellum length 24; mesoscutellum width 23.5; 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) 5.5; dorsellum length 2.5; propodeum length 10; costal cell length 32; costal cell width (measured at widest part) 3; marginal vein length 30; stigmal vein length 10; gaster length 85; gaster width 41; Gt2 length (measured medially) 10; Gt4 length (measured medially) 16; Gt7 length (measured medially) 8.5; Gt 7 width (measured at base) 13.5; longest cercal seta length 13; shortest cercal seta length 6.5.

Male. Unknown.

Hosts. Unknown.

Distribution. Costa Rica.

Material examined.

Holotype ♀ COSTA RICA, Puntarenas, Estación Altamira, Sendero Los Gigantes, 9º02’N, 83º00’W, 1450m, 7.ii-5.iii.2002, C. Hansson & Parataxonomos (MZLU).