Galeopsomyia amphis 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 : 226-227

Galeopsomyia amphis Hansson sp.nov.

( Figs 270, 271 , 913 )

Diagnosis (female). Antennal clava solid ( Fig. 271 ); genal carina present and strong; mesoscutellum ( Fig. 270 ) with strong rugosity, submedian grooves with outer margin indistinct; dorsellum with median carina; propodeum ( Fig. 270 ) with strong reticulation, callus with four setae; petiole very short, just a narrow band; gaster ( Fig. 270 ) 2.4× as long as wide, medio-basal Gt 1 with a transverse sharp edge dorsally, tergites with strong reticulation.

Female holotype: length of body 2.1mm (paratype 1.8mm).

Scape yellowish-brown, pedicel and flagellum dark brown. Head with frons metallic bluish-green, clypeus dark brown, antennal scrobes black; vertex black with metallic bluish-green tinges. Mesoscutum and mesoscutellum metallic bluish-purple, propodeum golden-green. Legs with coxae metallic bluish-green; trochanters dark brown; femora black with metallic bluish-green tinges; tibiae yellowish-brown; T1–3 yellowish-brown, T4 pale brown. Petiole black. Gaster with Gt 1 metallic bluish-green, Gt 2 metallic bluish-purple in anterior half and golden-purple in posterior half, Gt 3-5 golden-purple, Gt 6 black with metallic tinges, Gt 7 black; gonoplac black.

Antennal clava solid. Face below level of toruli with weak reticulation, clypeus smooth, frons with strong reticulation, antennal scrobes with weak reticulation; with genal carina. Vertex with strong reticulation outside ocellar triangle, with wrinkled sculpture inside ocellar triangle; with a carina between posterior ocelli in posterior part.

Mesoscutum with strong reticulation, meshes isodiametric, midlobe with elongate meshes posterio-medially and with a median groove in posterior half, with eight scattered adnotaular setae. Mesoscutellum rugose and with a median groove in anterior two-thirds; submedian grooves with outer margin indistinct, slightly curved, almost parallel; with five 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 reticulation; callus with four 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 closed; costal setal row broken.

Petiole very short, just a narrow band. Gaster elongate; medio-basal Gt 1 with a transverse sharp edge dorsally; tergites with strong reticulation.

Relative measurements: head length, dorsal view 22; head length, frontal view 35; POL 9; OOL 5; lateral ocellus diameter 4.5; head width 50; mouth width nm; malar space 12.5; eye length 22; scape length 16; scape width 4; pedicel+flagellum length 51; pedicel length 6; pedicel width, dorsal view 3.5; F1 length 7.5; F1 width 4.5; F2 length 7.5; F2 width 4.5; F3 length 7.5; F3 width 4.5; clava length 16; clava width 5; C3 length 7; spicule length 1.5; mesosoma length 60; mesosoma width 44; midlobe of mesoscutum length 21; mesoscutellum length 23; mesoscutellum width 21; median part of mesoscutellum width (measured medially) 10; median part of mesoscutellum, width in anterior part11; median part of mesoscutellum, width in posterior part 10; lateral part of mesoscutellum, width (measured medially) 3.5; dorsellum length 3.5; propodeum length 8; costal cell length 33; costal cell width (measured at widest part) 2; marginal vein length 30; stigmal vein length 10; gaster length 90; gaster width 37; Gt 2 length (measured medially) 9; Gt 4 length (measured medially) 10; Gt 7 length (measured medially) 16; Gt 7 width (measured at base) 15; longest cercal seta length 16; shortest cercal seta length 6.

Male. Unknown.

Hosts. Unknown.

Distribution. Costa Rica.

Material examined.

Holotype ♀ COSTA RICA, Guanacaste, Parque Nacional Guanacaste, below Pitilla , 500m, 7-8. iii.1990, J.S. Noyes ( NHMUK) . Paratype 1♀ COSTA RICA, San José, Zurqui de Moravia , 10º02’58’’N, 84º00’27’’W, 1600m, iii.1995, P. Hanson ( MZLU) .

Figures

Figs 268–271. Galeopsomyia ambigua, holotype ♀ – (268) habitus dorsal view; (269) habitus lateral view. Galeopsomyia amphis, holotype ♀ – (270) habitus dorsal view; (271) 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.