Galeopsomyia gavia Hansson, 2023

Hansson, Christer & Hanson, Paul E., 2023, HYMENOPTERA: CHALCIDOIDEA), 5 The genus Galeopsomyia Girault by Christer Hansson * & Paul E. Hanson **, Taxonomic Monographs on Neotropical Hymenoptera (Oxford, England) 3 (1), pp. 1-743 : 314-315

Galeopsomyia gavia Hansson sp.nov.

( Figs 398, 399 , 794 )

Diagnosis (female). Antenna with solid clava ( Fig. 794 ); genal carina absent; mesoscutellum ( Fig. 398 ) with submedian grooves converging slightly towards posterior part, median part with strong reticulation, with or without a weak median groove in anterior half; dorsellum without median carina; propodeum ( Fig. 398 ) with strong reticulation, callus with two setae; fore wing with two setae on dorsal surface of submarginal vein; hind coxa with a carina along posterior margin; petiole very short, just a narrow band; gaster ( Fig. 398 ) 2.1× as long as wide, tergites with strong reticulation.

Female holotype: length of body 1.9mm (paratypes 1.7–2.3mm).

Scape and pedicel yellowish-brown, flagellum dark brown. Head with frons with part below level of toruli golden-green with clypeus dark brown, part frons metallic blue, antennal scrobes black with metallic tinges; vertex metallic blue with purple tinges. Mesoscutum and mesoscutellum metallic greenish-blue; propodeum golden-green. Legs with fore and mid coxae dark brown, hind coxa black with golden-green tinges; trochanters yellowish-brown; femora dark brown with apex yellowish-brown, hind femur with metallic tinges; tibiae yellowish-brown; T1–3 yellowish-white, T4 pale brown. Petiole black. Gaster with Gt1-6 metallic greenish-blue with posterior margin black, Gt

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black; gonoplac black.

Antenna with a solid clava. Face below level of toruli with rather strong reticulation, clypeus smooth, frons with strong reticulation, antennal scrobes with weak reticulation; genal carina absent. Vertex with strong reticulation.

Mesoscutum with strong reticulation, meshes isodiametric on sidelobes, slightly elongate on midlobe; with ten scattered adnotaular setae. Mesoscutellum with strong reticulation and elongate meshes; submedian grooves strong and slightly converging towards posterior part; with seven setae scattered over lateral parts. Dorsellum with strong sculpture, without median carina. Propodeum with a strong and narrow median carina that expands strongly posteriorly; with strong reticulation; callus with two setae. Fore and hind coxae with strong reticulation, mid coxa with weak reticulation; hind coxa with a carina along posterior margin. Fore wing with two setae on dorsal surface of submarginal vein; speculum open towards base of wing; costal setal row broken.

Petiole short, just a narrow band. Gaster elongate; tergites with strong reticulation.

Relative measurements: head length, dorsal view 22; head length, frontal view 35; POL 9.5; OOL 4.5; lateral ocellus diameter 4; head width 44; mouth width 13; malar space 11; eye length 21; scape length 16; scape width 3.5; pedicel+flagellum length 45; pedicel length 7; pedicel width, dorsal view 3.5; F1 length 7.5; F1 width 4; F2 length 7; F2 width 4.2; F3 length 7; F3 width 4.5; clava length 15; clava width 5; C3 length 5; spicule length 1.5; mesosoma length 50; mesosoma width 40; midlobe of mesoscutum length 18; mesoscutellum length 20; mesoscutellum width 21; median part of mesoscutellum width (measured medially) 9.5; median part of mesoscutellum, width in anterior part10; median part of mesoscutellum, width in posterior part 8.5; lateral part of mesoscutellum, width (measured medially) 4; dorsellum length 2; propodeum length 6; costal cell length 27; costal cell width (measured at widest part) 1.5; marginal vein length 29; stigmal vein length 8; gaster length 80; gaster width 39; Gt 2 length (measured medially) 8; Gt 4 length (measured medially) 13; Gt 7 length (measured medially) 11; Gt

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width (measured at base) 11; longest cercal seta length 12; shortest cercal seta length 5.

Male. Unknown.

Hosts. Unknown.

Distribution. Costa Rica.

Material examined.

Holotype ♀ COSTA RICA, Puntarenas, Reserva Privada Karen Mogensen , 9º52′N, 85º03′W, 305m, 17-18.ii.2011, J.S. Noyes ( NHMUK) . Paratypes (2♀, MZLU, NHMUK) : 1♀ with same label data as holotype ; 1♀ from same locality as holotype but collected 21.ii.2005 .

Figures

Figs 396–399. Galeopsomyia folata, holotype ♀ – (396) habitus dorsal view; (397) habitus lateral view. Galeopsomyia gavia, holotype ♀ – (398) habitus dorsal view; (399) habitus lateral view.

Figs 791–798. Head incl. antennae, lateral view ♀ – (791) Galeopsomyia fieris; (792) G. giria; (793) G. gonzalezi; (794) G. gavia; (795) G. flora; (796) G. gridis; (797) G. graciliclava; (798) G. hesperis.