Galeopsomyia iangauldi 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 : 117-118

Galeopsomyia iangauldi Hansson sp.nov.

( Figs 126, 127 , 708 )

Diagnosis (female). Antennal clava ±solid ( Fig. 708 ); genal carina present; mesoscutellum ( Fig. 126 ) with strong reticulation, meshes elongate, submedian grooves indistinct, wide apart, slightly curved and diverging towards posterior part; hind coxa without carina along posterior margin; gaster ( Fig. 126 ) 2.7× as long as wide, medio-basal Gt 1 with sharp transverse edge dorsally, Gt 2 0.2× as long as Gt 4.

Female holotype: length of body 2.3mm (paratypes 2.0– 2.5mm).

Scape and pedicel yellowish-brown, flagellum dark brown. Face below level of toruli metallic bluish-green, clypeus dark brown, frons metallic bluish-purple; vertex metallic bluish-purple. Thoracic dorsum metallic bluish-green. Legs with coxae metallic bluish-green; trochanters dark yellowish-brown; femora dark brown to black with apex yellowish-brown; tibiae yellowish-brown; T1–3 yellowish-brown, T4 brown. Petiole black. Gaster with Gt 1 metallic bluish-green, remaining tergites black with metallic purple tinges; gonoplac black.

Antenna with ±solid clava. Frons with strong reticulation, clypeus smooth, antennal scrobes with weak reticulation; with genal carina. Vertex with strong reticulation.

Mesoscutum with strong reticulation, meshes isodiametric on sidelobes, elongate on midlobe; midlobe without a median groove, with ten scattered adnotaular setae. Mesoscutellum with strong reticulation, meshes elongate; submedian grooves indistinct, wide apart, slightly curved and diverging towards posterior part; anterior pair of setae placed in anterior part of mesoscutellum. Dorsellum with strong reticulation. Propodeum with a strong median carina that expands in posterior part; callus with two setae. Fore and hind coxae with strong reticulation, mid coxa with weak reticulation, hind coxa without carina along posterior margin. Fore wing with four setae on dorsal surface of submarginal vein; speculum open below and towards base of wing; costal setal row unbroken.

Petiole transverse with strong sculpture on dorsal part. Gaster elongate; medio-basal Gt 1 with sharp transverse edge dorsally, tergites with strong reticulation.

Relative measurements: head length, dorsal view 26; head length, frontal view 40; POL 11; OOL 4.5; lateral ocellus diameter 4.2; head width 52; mouth width 13.5; malar space 13; eye length 24.5; scape length 17; scape width 4; pedicel+flagellum length 48; pedicel length 7; pedicel width, dorsal view 4; F1 length 8; F1 width 4; F2 length 7.5; F2 width 4.5; F3 length 6.5; F3 width 5; clava length 16.5; clava width 6; C3 length 6; spicule length 1.5; mesosoma length 72; mesosoma width 47; midlobe of mesoscutum length 25; mesoscutellum length 25; mesoscutellum width 24; median part of mesoscutellum width (measured medially) 12.5; median part of mesoscutellum, width in anterior part11.5; median part of mesoscutellum, width in posterior part 15; lateral part of mesoscutellum, width (measured medially) 4; dorsellum length 4.5; propodeum length 10.5; costal cell length 31; costal cell width (measured at widest part) 2.5; marginal vein length 28; stigmal vein length 7; gaster length 94; gaster width 35; Gt 2 length (measured medially) 6.5; Gt 4 length (measured medially) 28; Gt 7 length (measured medially) 9; Gt 7 width (measured at base) 11; longest cercal seta length 11; shortest cercal seta length 6.

Male. Unknown.

Hosts. Unknown.

Distribution. Costa Rica.

Material examined.

Holotype ♀ COSTA RICA, Guanacaste, Parque Nacional Santa Rosa , 300m, H-3-O, 6-27.ix.1986, D.H. Janzen & I.D. Gauld ( NHMUK) . Paratypes (5♀, MZLU, MZUCR, NHMUK) : all from same locality as holotype but collected 26.x-16.xi.1985 (1♀), 16.xi-7.xii.1985 (2♀), 27.ix-18.x.1986 (1♀), 18.x-8.xi.1986 (1♀).

Etymology. Named in honour of the collector, Ian D. Gauld.

Figures

Figs 124–127. Galeopsomyia herediensis, holotype ♀ – (124) habitus dorsal view; (125) habitus lateral view. Galeopsomyia iangauldi, holotype ♀ – (126) habitus dorsal view; (127) habitus lateral view.

Figs 702–709. Head incl. antennae, lateral view ♀ – (702) Galeopsomyia carinata; (703) G. estera; (704) G. hallwachsae; (705) G. domingoensis; (706) G. herediensis; (707) G. harryramirezi; (708) G. iangauldi; (709) G. itabunaensis.