Galeopsomyia alambra 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 : 216-217

Galeopsomyia alambra Hansson sp.nov.

( Figs 254, 255 , 742 )

Diagnosis (female). Antennal clava with a weak constriction between C1 and C2 ( Fig. 742 ); mesoscutum and mesoscutellum with strong reticulation ( Fig. 254 ); dorsellum with median carina; propodeum ( Fig. 254 ) with strong reticulation; gaster ( Fig. 254 ) 1.9× as long as wide, tergites with very strong reticulation, dorsal part ±flattened.

Female holotype: length of body 2.1mm.

Scape yellowish-brown, pedicel and flagellum dark brown. Face below level of toruli golden-green, clypeus dark brown, frons metallic bluish-green, antennal scrobes black; vertex metallic bluish-green. Mesoscutum with sidelobes black, midlobe golden-green; mesoscutellum golden-green; propodeum black. Legs with fore and mid coxae dark brown, hind coxa black; trochanters dark brown; femora dark brown with apex yellowish-brown; tibiae yellowish-brown; T1–3 yellowish-brown, T4 brown. Petiole black. Gaster with Gt 1 golden-green with posterior margin black, remaining tergites black; gonoplac black.

Antenna with a weak constriction between C1 and C2. Face below level of toruli with strong reticulation, clypeus smooth, frons rugose, antennal scrobes with weak reticulation; with a short genal carina close to mouth opening. Vertex with strong reticulation outside ocellar triangle, with strong reticulation and some wrinkled sculpture inside ocellar triangle.

Mesoscutum with strong reticulation, meshes isodiametric on sidelobes, elongate on midlobe; midlobe with a median groove in posterior two-thirds, and with ten scattered adnotaular setae. Mesoscutellum with strong reticulation on median part, lateral parts with strong reticulation and with eight scattered setae, meshes elongate; submedian grooves ±distinct, straight and ±parallel. Dorsellum with strong sculpture, with median carina. Propodeum with a narrow and strong median carina; with strong irregular carinae and strong reticulation; callus with two setae. Fore and hind coxae with strong reticulation, mid coxa with weak reticulation. Fore wing with six setae on dorsal surface of submarginal vein; speculum closed; costal setal row unbroken.

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

Relative measurements: head length, dorsal view 22; head length, frontal view 40; POL 10; OOL 6.5; lateral ocellus diameter 4.2; head width 48; mouth width 19; malar space 13; eye length 21; scape length 18; scape width 4.5; pedicel+flagellum length 49; pedicel length 7; pedicel width, dorsal view 4; F1 length 8; F1 width 4; F2 length 8; F2 width 4; F3 length 7.5; F3 width 4.5; clava length 16; clava width 5; C3 length 5; spicule length 1; mesosoma length 66; mesosoma width 47; midlobe of mesoscutum length 24; mesoscutellum length 26; mesoscutellum width 23; median part of mesoscutellum width (measured medially) 8.5; median part of mesoscutellum, width in anterior part 9; median part of mesoscutellum, width in posterior part 10; lateral part of mesoscutellum, width (measured medially) 4.5; dorsellum length 3; propodeum length 9.5; costal cell length 42; costal cell width (measured at widest part) 3; marginal vein length 36; stigmal vein length 11; gaster length 86; gaster width 45; Gt 2 length (measured medially) 8; Gt 4 length (measured medially) 16; Gt 7 length (measured medially) 10; Gt 7 width (measured at base) 10; longest cercal seta length 13; shortest cercal seta length 6.

Male.Unknown.

Hosts. Unknown.

Distribution. Costa Rica.

Material examined.

Holotype ♀ COSTA RICA, Puntarenas, Estación Altamira, Sendero Los Gigantes , 9º02’N, 83º00’W, 1450m, 7.ii-5.iii.2002, malaise trap, C. Hansson & Parataxonomos ( MZLU).

Figures

Figs 252–255. Galeopsomyia ajax, holotype ♀ – (252) habitus dorsal view; (253) habitus lateral view. Galeopsomyia alambra, holotype ♀ – (254) habitus dorsal view; (255) habitus lateral view.

Figs 742–750. Head incl. antennae, lateral view ♀ – (742) Galeopsomyia alambra; (743) G. anysia; (744) G. arada; (745) G. artis; (746) G. aureoviridis; (747) G. ambigua; (748) G. avis; (749) G. bariolis; (750) G. beltanis.