Galeopsomyia ladrona Hansson, 2023

Hansson, Christer & Hanson, Paul E., 2023, EULOPHIDAE OF COSTA RICA (HYMENOPTERA: CHALCIDOIDEA), 5: The genus Galeopsomyia Girault, Taxonomic Monographs on Neotropical Hymenoptera (Oxford, England) 3 (1), pp. 1-743 : 350-351

Galeopsomyia ladrona Hansson sp.nov.

( Figs 448, 449 , 911 , 1101)

Diagnosis (female). Antenna with a constriction between C1 and C2 (Fig. 1101); genal carina present; mesoscutellum ( Fig. 911 ) with submedian grooves distinct and diverging slightly towards posterior part, median part rugose; dorsellum with median carina; propodeum ( Fig. 448 ) with strong irregular carinae, anterolaterally with strong reticulation without carinae, callus with two setae; gaster ( Fig. 448 ) 1.6× as long as wide, tergites with strong reticulation, medio-basal Gt1 with short longitudinal carinae, apex of gonoplac blunt ( Fig. 449 ); mesoscutum and mesoscutellum black with bluish tinges ( Figs 448, 449 ).

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

Scape yellowish-brown, pedicel brown, flagellum dark brown. Head with frons metallic blue, clypeus dark brown, antennal scrobes black; vertex black with metallic blue tinges. Thoracic dorsum black with metallic blue tinges. Legs with fore and hind coxae black with metallic blue tinges, mid coxa dark brown to black; trochanters yellowish-brown; femora with basal two-thirds dark brown and apical one-third yellowish-brown; tibiae yellowish-brown; T1–3 yellowish-brown, T4 pale brown. Petiole black. Gaster with Gt1 metallic blue, remaining tergites golden-purple; gonoplac black.

Antenna with a constriction between C1 and C2. Face below level of toruli with strong reticulation, clypeus smooth, frons rugose, antennal scrobes with weak reticulation; with genal carina. Vertex with transverse carinae; with a carina between posterior ocelli in posterior part.

Mesoscutum with strong reticulation, meshes isodiametric on sidelobes, slightly elongate on midlobe; midlobe with a strong and complete median groove, with ten scattered adnotaular setae. Mesoscutellum rugose; submedian grooves distinct, straight and diverging slightly towards posterior part; with ten setae scattered over lateral parts. Dorsellum with strong sculpture, with median carina. Propodeum with a strong median carina that expands in posterior part; with strong irregular carinae and anterolaterally with strong reticulation without carinae; callus with two setae. Fore and hind coxae with strong reticulation, mid coxa with weak reticulation. Fore wing with four setae on dorsal surface of submarginal vein; speculum closed; costal setal row broken.

Petiole transverse with strong sculpture on dorsal part. Gaster ovate; medio-basal Gt 1 with short longitudinal carinae; tergites with strong reticulation; apex of gonoplac blunt.

Relative measurements: head length, dorsal view 23; head length, frontal view 35; POL 9.5; OOL 5.5; lateral ocellus diameter 4.5; head width 49; mouth width 12; malar space 14; eye length 20; scape length 16; scape width 3.5; pedicel+flagellum length 49; pedicel length 6.5; pedicel width, dorsal view 3.5; F1 length 7; F1 width 4; F2 length 9; F2 width 4; F3 length 8; F3 width 4; clava length 17; clava width 4.5; C3 length 4.5; spicule length 1.5; mesosoma length 57; mesosoma width 40; midlobe of mesoscutum length 18.5; mesoscutellum length 21; mesoscutellum width 20; median part of mesoscutellum width (measured medially) 6.5; median part of mesoscutellum, width in anterior part 6; median part of mesoscutellum, width in posterior part 7; lateral part of mesoscutellum, width (measured medially) 6; dorsellum length 2; propodeum length 11; costal cell length 30; costal cell width (measured at widest part) 2; marginal vein length 26; stigmal vein length 8; gaster length 59; gaster width 37; Gt 2 length (measured medially) 9; Gt 4 length (measured medially) 9; Gt 7 length (measured medially) 5; Gt

7 width (measured at base) 11; longest cercal seta length 11; shortest cercal seta length 5.5.

Male. Unknown.

Hosts. Unknown.

Distribution. Costa Rica.

Material examined.

Holotype ♀ COSTA RICA, Puntarenas, Reserva Privada Karen Mogensen , 9º52′N, 85º03′W, 305m, 11-12.ii.2018, J.S. Noyes ( NHMUK) . Paratypes (2♀, MZLU, NHMUK): 1♀ with same label data as holotype ; 1♀ from same locality as holotype but collected 23-24.ii.2013 .

Figures

Figs 448–451. Galeopsomyia ladrona, holotype ♀ – (448) habitus dorsal view; (449) habi- tus lateral view. Galeopsomyia lapsa, holotype ♀ – (450) habitus dorsal view; (451) habitus lateral view.

Figs 907–914. Mesoscutellum dorsal view, holotype ♀ – (907) Galeopsomyia casacocaensis; (908) G. alas; (909) G. mynta; (910) G. corista; (911) G. ladrona; (912) G. methea; (913) G. amphis; (914) G. baldosa.