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 collina Hansson sp.nov. ( Figs 82, 83 , 1005) Diagnosis (female). Antenna with a weak constriction between C1 and C2 (Fig. 1005); with genal carina; mesoscutellum ( Fig. 82 ) 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. 82 ) 2.5× as long as wide, Gt 2 0.2× as long as Gt 4 , medio-basal Gt 1 with a rectangular incision, with weak reticulation, more shiny than remaining tergites. Female holotype : length of body 2.6mm . Scape yellowish-brown, pedicel dark yellowish-brown, flagellum dark brown. Head with frons metallic blue, antennal scrobes black and clypeus dark brown; vertex black with metallic blue tinges. Thoracic dorsum metallic bluish-green. Legs with fore and hind coxae metallic bluish-green, mid coxa black with metallic tinges; trochanters dark brown; fore and mid femora black with metallic tinges, hind femur metallic bluish-green, all femora with apex yellowish-brown; tibiae yellowish-brown; T1–3 yellowish-brown, T4 pale brown. Petiole black. Gaster with Gt 1,6 metallic bluish-green, Gt 2-5 golden-purple, Gt 7 black; gonoplac black with apex dark brown. Antenna with a weak constriction between C1 and C2. Frons with strong reticulation, clypeus and scrobes with weak reticulation; with genal carina. Vertex with strong reticulation. Mesoscutum with strong reticulation, meshes isodiametric on sidelobes, slightly elongate on midlobe; midlobe with 12 scattered adnotaular setae, without median groove. Mesoscutellum with strong reticulation, meshes elongate; submedian grooves weak, especially so in anterior part, wide apart and diverging towards posterior part; without median groove. Dorsellum with strong reticulation. Propodeum with median carina expanding slightly towards posterior part; 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 and hind coxa without carina along posterior margin. Fore wing with three setae on dorsal surface of submarginal vein; speculum open below and towards base of wing; costal setal row unbroken. Petiole transverse with strong sculpture on dorsal surface. Gaster ovate-elongate; medio-basal Gt 1 with a rectangular incision, with weak reticulation and more shiny than remaining tergites that have strong reticulation. Relative measurements: head length, dorsal view 27; head length, frontal view 44; POL 12; OOL 6; lateral ocellus diameter 5.5; head width 55; mouth width 18; malar space 16; eye length 25; scape length 18; scape width 4; pedicel+flagellum length 53; pedicel length 8; pedicel width, dorsal view 4; F1 length 10; F1 width 4; F2 length 8.5; F2 width 4.5; F3 length 7; F3 width 5; clava length 17; clava width 6; C3 length 6; spicule length 1.5; mesosoma length 80; mesosoma width 55; midlobe of mesoscutum length 31; mesoscutellum length 27; mesoscutellum width 26; median part of mesoscutellum width (measured medially) na; median part of mesoscutellum, width in anterior part na; median part of mesoscutellum, width in posterior part na; lateral part of mesoscutellum, width (measured medially) na; dorsellum length 3; propodeum length 13; costal cell length 31; costal cell width (measured at widest part) 2.5; marginal vein length 39; stigmal vein length 9; gaster length 112; gaster width 44; Gt 2 length (measured medially) 7; Gt 4 length (measured medially) 35; Gt 7 length (measured medially) 11; Gt 7 width (measured at base) 14; longest cercal seta length 11; shortest cercal seta length 4.5. Male. Unknown. Hosts . Unknown. Distribution . Costa Rica . Material examined. Holotype ♀ COSTA RICA , San José , San Antonio de Escazú , 9º54’N , 84º09’W , 1300m , iv.1996 , P. Hanson ( NHMUK ). Remarks . Left wing pair is missing in holotype .