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 nicaraguaensis (Cameron) ( Figs 664, 665 ) Tetrastichus nicaraguaensis Cameron 1904:64 . Lectotype ♀ (primary type no. 5.143 3, NHMUK 010838711) designated by LaSalle & Schauff (1992:30) , examined. Nicaragua . Galeopsomyia nicaraguaensis (Cameron) , LaSalle & Schauff (1992:30) . Diagnosis (female). Antennal clava with a weak constriction between C1 and C2 ( Fig. 665 ); genal carina absent; mesoscutellum ( Fig. 664 ) elongate, 1.3× as long as wide, submedian grooves with outer margin indistinct, slightly curved and diverging towards posterior part, median part with weak reticulation; dorsellum with a weak median carina; propodeum with narrow median carina, with strong irregular carinae and strong reticulation, callus with three (remaining) setae. Redescription (female lectotype ). Length 1.8mm . Scape yellowish-brown, pedicel and flagellum brown. Head with frons golden-green, clyp- eus brown, scrobes black; vertex golden-green. Thoracic dorsum golden-green. Legs with fore and hind coxae golden-green, mid coxa dark brown; trochanters yellowish-brown; femora dark brown with apex yellowish-brown; tibiae yellowish-brown; T1–3 yellowish-brown, T4 brown. Antenna with a weak constriction between C1 and C2. Frons with strong reticulation, clypeal area smooth, scrobes with weak reticulation; without genal carina. Vertex with strong reticulation. Mesoscutum with strong reticulation, meshes isodiametric on sidelobes, elongate on midlobe, midlobe with parts close to notaulus rugose; midlobe with a median groove in posterior half, and with 12 scattered setae on rugose parts. Mesoscutellum with weak reticulation on median part, lateral parts with strong reticulation, meshes elongate; submedian grooves with outer margin indistinct, slightly curved and diverging towards posterior part; with 12 setae scattered over lateral parts. Dorsellum with strong reticulation, with a weak median carina. Propodeum with a narrow median carina that expands in posterior part; with strong irregular carinae and strong reticulation; callus with three (remaining) 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 open below; costal setal row broken. Petiole and gaster missing. Relative measurements: head length, dorsal view 30; head length, frontal view 58; POL 14; OOL 6.5; lateral ocellus diameter 7; head width 66; mouth width 19; malar space 17; eye length 32; scape length 24; scape width 5.5; pedicel+flagellum length 67; pedicel length 10; pedicel width, dorsal view 6; F1 length 12; F1 width 6.5; F2 length 11.5; F2 width 6.5; F3 length 10.5; F3 width 7; clava length 21; clava width 7.5; C3 length 6; spicule length 1.5; mesosoma length 86; mesosoma width 61; midlobe of mesoscutum length 29; mesoscutellum length 36; mesoscutellum width 28.5; median part of mesoscutellum width (measured medially) 10.5; median part of mesoscutellum, width in anterior part 9.5; median part of mesoscutellum, width in posterior part 13; lateral part of mesoscutellum (measured medially) 6.5; dorsellum length 6; propodeum length 15; costal cell length 39; costal cell width (measured at widest part) 4; marginal vein length 37; stigmal vein length 14.5; measurements on gaster not possible as gaster is missing. Male. Unknown. Hosts . Unknown. Distribution. Nicaragua . Material examined. Lectotype female in NHMUK. Remarks . The type specimen lacks petiole and gaster, and possibly with some setae on propodeal callus broken off.