Galeopsomyia eberhardi 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 : 98-100

Galeopsomyia eberhardi Hansson sp.nov.

( Figs 98, 99 , 1011)

Diagnosis (female). Antenna with solid clava (Fig. 1011); genal carina absent; mesoscutellum ( Fig. 98 ) with strong reticulation, meshes elongate, with indistinct submedian grooves that diverge towards posterior part, and with a weak median groove in anterior two-thirds; hind coxa with a complete carina along posterior part; petiole black, conical and smooth; gaster ( Fig.

98) 2.9× as long as wide, medio-basal Gt 1 with a sharp edge dorsally, with weak reticulation; Gt

2

0.16× as long as Gt

4;

gonoplac black ( Fig. 99 ).

Female holotype: length of body 2.4mm.

Scape yellowish-brown, pedicel pale brown, flagellum dark brown. Head with metallic bluish-green, antennal scrobes black, clypeus dark brown, vertex metallic bluish-green. Thoracic dorsum metallic bluish-green, partly with purple tinges. Legs with coxae metallic bluish-green; trochanters dark brown; femora black with apex yellowish-brown, hind femur with metallic tinges; tibiae yellowish-brown; T1–3 yellowish-brown, T4 dark brown. Petiole black. Gaster with Gt 1,5-7 metallic bluish-green, Gt black with golden-green tinges; gonoplac black.

2-4

Antenna with solid clava. Frons with strong reticulation; scrobes with weak reticulation; without genal carina. Vertex with strong reticulation; occipital margin rounded.

Mesoscutum with strong reticulation, meshes isodiametric on sidelobes, elongate on midlobe; midlobe with ten adnotaular setae in ±two rows; without median groove. Mesoscutellum with strong reticulation, meshes elongate, with indistinct submedian grooves that diverge towards posterior part, with a weak median groove in anterior half. Dorsellum with strong reticulation. Propodeum short with a strong and wide median carina that expands strongly backwards from middle of carina, narrow anterior half 1.5× as long as wide; callus with two setae. Fore and hind coxae with strong reticulation, mid coxa with weak reticulation; hind coxa with a strong carina along posterior margin. Fore wing with 3&4 setae on dorsal surface of submarginal vein; speculum closed; costal setal row unbroken.

Petiole not visible. Gaster elongate; medio-basal Gt 1 with a sharp transverse edge dorsally; Gt 1 with relatively weak reticulation and shiny, Gt 2-7 with strong reticulation.

Relative measurements: head length, dorsal view 23; head length, frontal view 38; POL 11.5; OOL 4.5; lateral ocellus diameter 5; head width 48; mouth width 18; malar space 14.5; eye length 22; scape length 17; scape width 4; pedicel+flagellum length 45; pedicel length 7.5; pedicel width, dorsal view 4; F1 length 7; F1 width 4.5; F2 length 6; F2 width 5; F3 length 5.5; F3 width 5.5; clava length 15.5; clava width 6; C3 length 3.5; spicule length 0.5; mesosoma length 62; mesosoma width 45; midlobe of mesoscutum length 27; mesoscutellum length 22.5; mesoscutellum width 23; 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 12.5; lateral part of mesoscutellum, width (measured medially) 4; dorsellum length 3; propodeum length 6; costal cell length 34; costal cell width (measured at widest part) 3; marginal vein length 32; stigmal vein length 11; gaster length 104; gaster width 36; Gt2 length (measured medially) 3; Gt4 length (measured medially) 19; Gt7 length (measured medially) 16; Gt7 width (measured at base) 15; longest cercal seta length 10; shortest cercal seta length 5.

Male. Unknown.

Hosts. Unknown.

Distribution. Costa Rica.

Material examined.

Holotype ♀ COSTA RICA, San José, Cerro de la Muerte , 19km S 3km W Empalme, 9º39’N, 83º52’W, 2600m, iv-v.1993, P. Hanson ( NHMUK).

Etymology. Named in honour of William Eberhard, professor emeritus in the School of Biology, University of Costa Rica, arachnologist and entomologist.

Figures

Figs 96–99. Galeopsomyia duniagarciae, holotype ♀ – (96) habitus dorsal view; (97) habitus lateral view. Galeopsomyia eberhardi, holotype ♀ – (98) habitus dorsal view; (99) habitus lateral view.