Galeopsomyia aramis Hansson & Hanson 2023, sp.nov.

Galeopsomyia aramis Hansson sp.nov.

(Figs 282, 283, 921, 1066)

Diagnosis (female). Antenna with a solid clava (Fig. 1066); genal carina very short, present close to mouth opening; mesoscutellum (Fig. 921) completely flat, 0.9× as long as wide with strong reticulation throughout, submedian grooves indistinct and diverging towards posterior part; dorsellum with median carina; propodeum (Fig. 282) with strong irregular carinae medially, with strong reticulation laterally, callus with two setae; petiole very short, just a narrow band; gaster (Fig. 282) 1.8× as long as wide, medio-basal Gt 1 with longitudinal sharp edges laterally, tergites with strong reticulation, gonoplac dark brown (Fig. 283).

Female holotype: length of body 2.1mm.

Scape yellowish-brown, pedicel and flagellum dark brown. Head with frons golden-green, clypeus dark brown, antennal scrobes black; vertex metallic bluish-green. Thoracic dorsum golden-green. Legs with fore and hind coxae black, mid coxa dark brown; trochanters brown; femora dark brown; tibiae yellowish-brown; T1–3 yellowish-brown, T4 dark brown. Petiole dark brown. Gaster black; gonoplac dark brown.

Antenna with solid clava. Face below level of toruli with weak reticulation, clypeus smooth, frons with strong reticulation, antennal scrobes with weak reticulation; with a short genal carina close to mouth opening. Vertex with strong reticulation outside ocellar triangle, with wrinkled sculpture inside ocellar triangle.

Mesoscutum flat with strong reticulation, meshes isodiametric; midlobe with a complete median groove, and with seven scattered adnotaular setae. Mesoscutellum flat with strong reticulation, meshes elongate, without median groove; submedian grooves indistinct, curved and diverging towards posterior part; with ten setae scattered over lateral parts. Dorsellum with strong sculpture, with median carina. Propodeum with a strong median carina; with strong reticulation, medially with some irregular carinae; callus with two setae. Fore and hind coxae with strong reticulation, mid coxa with weak reticulation. Fore wing with five setae on dorsal surface of submarginal vein; speculum closed; costal setal row unbroken.

Petiole very short, just a narrow band. Gaster ovate; medio-basal Gt 1 with longitudinal sharp edges laterally; tergites with strong reticulation.

Relative measurements: head length, dorsal view 21; head length, frontal view 33; POL 9; OOL 5.5; lateral ocellus diameter 4; head width 44; mouth width 16.5; malar space 12.5; eye length 19.5; scape length 16; scape width 4.5; pedicel+flagellum length 42; pedicel length 6; pedicel width, dorsal view 3.5; F1 length 7; F1 width 3.5; F2 length 7; F2 width 3.5; F3 length 6.5; F3 width 4; clava length 14; clava width 4.5; C3 length 5; spicule length 1; mesosoma length 56; mesosoma width 42.5; midlobe of mesoscutum length 17; mesoscutellum length 20; mesoscutellum width 23; median part of mesoscutellum width (measured medially) 7.5; median part of mesoscutellum, width in anterior part 6.5; median part of mesoscutellum, width in posterior part 10; lateral part of mesoscutellum, width (measured medially) 5; dorsellum length 3.5; propodeum length 8.5; costal cell length 32; costal cell width (measured at widest part) 2; marginal vein length 27; stigmal vein length 10; gaster length 79; gaster width 43; Gt 2 length (measured medially) 7.5; Gt 4 length (measured medially) 12.5; Gt 7 length (measured medially) 10; Gt 7 width (measured at base) 17.5; longest cercal seta length 11; shortest cercal seta length 5.

Male. Unknown.

Hosts. Unknown.

Distribution. Costa Rica.

Material examined.

Holotype ♀ COSTA RICA, Puntarenas, San Vito, Las Cruces, Wilson Botanico, 1150m, 18-22. iii.1990, J.S. Noyes (NHMUK).