HYMENOPTERA: CHALCIDOIDEA), 5 The genus Galeopsomyia Girault by Christer Hansson * & Paul E. Hanson ** Author Hansson, Christer Author Hanson, Paul E. text Taxonomic Monographs on Neotropical Hymenoptera 2023 Oxford, England 2023-09-28 3 1 1 743 http://dx.doi.org/10.5281/zenodo.8372023 journal article 10.5281/zenodo.8372024 978-1-7397467-2-8 2754-9844 D833085E-4DB3-48D3-964F-A41566442672 Galeopsomyia santarosensis Hansson sp.nov. ( Figs 186, 187 , 1034) Diagnosis (female). Antenna with a solid clava (Fig. 1034); genal carina absent; mesoscutellum ( Fig. 186 ) with isodiametric meshes in median part; propodeal callus with three setae; hind coxa with a weak carina along posterior margin; gaster ( Fig. 186 ) 2.9× as long as wide, medio-basal Gt 1 with sharp transverse edge dorsally, all tergites with strong reticulation. Female holotype : length of body 2.2mm . Scape yellowish-brown with dorsal edge brown, pedicel brown, flagellum dark brown. Head metallic bluish-purple, clypeus dark brown, antennal scrobes black. Thoracic dorsum weakly metallic bluish-green, mesoscutum with a narrow median purplish stripe. Legs with fore and mid coxae dark brown, hind coxa black with metallic tinges; trochanters dark brown; femora dark brown with apex yellowish-brown; tibiae yellowish-brown; T1–3 yellowish-brown, T4 brown. Petiole black. Gaster dark brown to black, Gt 1 with green tinges; gonoplac black. Antenna with solid clava. Face below level of toruli with weak reticulation, clypeus smooth, frons with strong reticulation, antennal scrobes with weak reticulation; without genal carina. Vertex with strong reticulation. Mesoscutum with strong reticulation, meshes isodiametric on sidelobes, slightly elongate on midlobe; midlobe without a median groove, with seven scattered adnotaular setae. Mesoscutellum with strong reticulation, meshes isodiametric to slightly elongate; submedian grooves very weak, diverging towards posterior part. Dorsellum with strong reticulation. Propodeum short, with a narrow median carina; callus with three setae. Fore and hind coxae with strong reticulation, mid coxa with weak reticulation; hind coxa with a weak carina along posterior margin. Fore wing with four setae on dorsal surface of submarginal vein; speculum open below and towards base of wing; costal setal row broken. Petiole very short, just a narrow band. Gaster elongate; medio-basal Gt 1 with sharp transverse edge dorsally; all tergites with strong reticulation. Relative measurements: head length, dorsal view 23.5; head length, frontal view 36.5; POL 11.5; OOL 6.5; lateral ocellus diameter 4; head width 51; mouth width 16; malar space 12; eye length 20.5; scape length 17; scape width 4; pedicel+flagellum length 47; pedicel length 8; pedicel width, dorsal view 3.5; F1 length 9; F1 width 4; F2 length 6.5; F2 width 4.5; F3 length 6.5; F3 width 5; clava length 14.5; clava width 5.5; C3 length 5.5; spicule length 1.5; mesosoma length 54; mesosoma width 40; midlobe of mesoscutum length 23.5; mesoscutellum length 20; mesoscutellum width 19.5; median part of mesoscutellum width (measured medially) 10; median part of mesoscutellum, width in anterior part 8; median part of mesoscutellum, width in posterior part 12; lateral part of mesoscutellum, width (measured medially) 3.5; dorsellum length 1.5; propodeum length 6; costal cell length 31; costal cell width (measured at widest part) 2.5; marginal vein length 32; stigmal vein length 9.5; gaster length 104; gaster width 35.5; Gt 2 length (measured medially) 5; Gt 4 length (measured medially) 16.5; Gt 7 length (measured medially) 10; Gt 7 width (measured at base) 10; longest cercal seta length 7; shortest cercal seta length 5. Male. Unknown. Hosts . Unknown. Distribution . Costa Rica . Material examined. Holotype ♀ COSTA RICA , Guanacaste , Parque Nacional Santa Rosa , 300m , H-1-O, 18.i-18. ii.1986 , D.H. Janzen & I.D. Gauld ( NHMUK ). Etymology . Named after type area, Parque Nacional Santa Rosa .