Galeopsomyia monteverdensis Hansson sp.nov.

(Figs 164, 165, 711)

Diagnosis (female). Antenna with a weak constriction between C1 and C2 (Fig. 711); with genal carina; mesoscutellum (Fig. 164) with elongate meshes; fore coxa with a sharp edge along posterior margin, hind coxa without carina along posterior margin; petiole transverse with very strong sculpture on dorsal surface; gaster (Fig. 164) 2.2× as long as wide, Gt 2 0.17× as long as Gt 4, medio-basal Gt 1 with a rectangular incision, with very weak reticulation, more shiny than remaining tergites.

Female holotype: length of body 2.1mm (paratypes 1.6–2.0mm).

Scape yellowish-brown, pedicel and flagellum dark brown. Head black with metallic tinges. Thoracic dorsum black with metallic tinges. Legs with coxae black with metallic tinges; trochanters dark brown; femora black with metallic tinges; tibiae yellowish-brown; T1–3 yellowish-brown, T4 pale brown. Petiole black. Gaster with Gt 1 golden-green, Gt 2-6 black with metallic, mainly purple, tinges, Gt

7 black; gonoplac black.

Antenna with a weak constriction between C1 and C2. Frons with strong reticulation, clypeus smooth and scrobes with weak reticulation; with genal carina. Vertex with strong reticulation, meshes transverse.

Mesoscutum with strong reticulation, meshes isodiametric on sidelobes, slightly elongate on midlobe; midlobe with four adnotaular setae in a single row, without median groove. Mesoscutellum with strong reticulation, meshes elongate; submedian grooves weak, wide apart and diverging towards posterior part; without median groove. Dorsellum with strong reticulation. Propodeum with triangular median carina; callus with two setae. Fore and hind coxae with strong reticulation, mid coxa with weak reticulation; fore coxa with a sharp edge along posterior margin, hind coxa without carina along posterior margin. Fore wing with three setae on dorsal surface of submarginal vein; speculum closed; costal setal row unbroken.

Petiole transverse with strong sculpture on dorsal surface. Gaster ovate-elongate; medio-basal Gt 1 with a rectangular incision, with very weak reticulation and shiny, remaining tergites with strong reticulation.

Relative measurements: head length, dorsal view 22; head length, frontal view 38; POL 11.5; OOL 6; lateral ocellus diameter 4.5; head width 49; mouth width 14; malar space 15; eye length 20; scape length 15; scape width 4; pedicel+flagellum length 42.5; pedicel length 7; pedicel width, dorsal view 4; F1 length 6; F1 width 5; F2 length 6; F2 width 5.5; F3 length 6; F3 width 5.5; clava length 16; clava width 6; C3 length 6; spicule length 1.5; mesosoma length 66; mesosoma width 46.5; midlobe of mesoscutum length 27; mesoscutellum length 25.5; mesoscutellum width 23; median part of mesoscutellum width (measured medially) 12; median part of mesoscutellum, width in anterior part11; median part of mesoscutellum, width in posterior part 15; lateral part of mesoscutellum, width (measured medially) 4.5; dorsellum length 3; propodeum length 10; costal cell length 32; costal cell width (measured at widest part) 2.5; marginal vein length 31; stigmal vein length 10; gaster length 80; gaster width 37; Gt 2 length (measured medially) 4; Gt 4 length (measured medially) 24; Gt 7 length (measured medially) 4; Gt 7 width (measured at base) 10; longest cercal seta length 10; shortest cercal seta length 5.

Male. Unknown.

Hosts. Unknown.

Distribution. Costa Rica.

Material examined.

Holotype ♀ COSTA RICA, Puntarenas, Estación Biológica Monteverde, 10º20′N 84º49′W, 1540m, 18-25.ii.2004, C. Hansson (MZLU) . Paratypes (5♀, MZUCR, NHMUK): 1♀ COSTA RICA, Alajuela, Parque Nacional Volcan Arenal, 10º26’N, 84º43’W, 600m, 26.ii.2013, J.S. Noyes ; 1♀ COSTA RICA, Heredia, Santo Domingo, Santa Rosa, INBio Parque, Bosque Seco, LN 526200_217300, 1100m, 8-29. ii.2000, R. Zúñiga ; 1♀ from same locality as previous but collected 1-22.v.2001; 1♀ COSTA RICA, San José, Zurqui de Moravia, 10º03’03’’N, 84º00’22’’W, 1600m, vii.1992, P. Hanson ; 1♀ COSTA RICA, San José, Zona Protectorada El Rodeo, Fila Diamante, Reserva U. Paz, LN 209300_507000, 900-1000m, 21.i.2006, swept, M. Solís .

Etymology. Named after the type locality, Monteverde.