Galeopsomyia nicoyae 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 : 411-412

Galeopsomyia nicoyae Hansson sp.nov.

( Figs 536, 537 , 847 )

Diagnosis (female). Antenna with distinct constriction between C1 and C2 ( Fig. 847 ); genal carina present; mesoscutellum ( Fig. 536 ) with strong reticulation on lateral parts, with weak reticulation on median part, meshes elongate, submedian grooves strong and ±parallel; dorsellum with median carina; propodeum ( Fig. 536 ) with strong carinae and strong reticulation, callus with two setae; petiole transverse with strong sculpture on dorsal part; gaster ( Fig. 536 ) 1.9× as long as wide, tergites with strong reticulation. Small species (1.6–1.8mm), predominantly dark brown with metallic blue tinges ( Figs 536, 537 ).

Female holotype: length of body 1.7mm (paratypes 1.6–1.8mm).

Scape yellowish-brown, pedicel and flagellum dark brown. Head with frons including scrobes black with weak metallic tinges, clypeus dark brown; vertex dark brown to black. Mesoscutum dark brown with metallic tinges; mesoscutellum dark brown with metallic blue tinges; propodeum black with metallic tinges. Legs with coxae dark brown; trochanters yellowish-brown; femora brown with apex yellowish-brown; tibiae yellowish-brown to yellowish-white; T1–3 yellowish-white, T4 brown. Petiole black. Gaster with Gt1 dark brown with metallic purple tinges, Gt2-5 dark brown, Gt6-7 black; gonoplac black.

Antenna with distinct constriction between C1 and C2. Frons with strong reticulation, clypeus smooth, antennal scrobes with weak reticulation; with genal carina reaching level of lower margin of eye. 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 on sidelobes, elongate on midlobe; with six adnotaular setae in two rows. Mesoscutellum with strong reticulation on lateral parts, with weak reticulation on median part, meshes elongate, without median groove; submedian grooves strong and ±parallel; with five scattered setae over lateral parts. Dorsel- lum with strong sculpture, with median carina. Propodeum with a strong median carina that expands anteriorly and posteriorly; 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 three setae on dorsal surface of submarginal vein; speculum closed; costal setal row unbroken.

Petiole transverse with strong sculpture on dorsal part. Gaster ovate-elongate; tergites with strong reticulation.

Relative measurements: head length, dorsal view 20; head length, frontal view 33; POL 9; OOL 5; lateral ocellus diameter 4.3; head width 43; mouth width 12; malar space 12; eye length 19.5; scape length 15.5; scape width 3.5; pedicel+flagellum length 48; pedicel length 6; pedicel width, dorsal view 3.2; F1 length 8; F1 width 4; F2 length 7.5; F2 width 3.5; F3 length 7; F3 width 3.5; clava length 17; clava width 4; C3 length 6; spicule length 1.5; mesosoma length 53; mesosoma width 36; midlobe of mesoscutum length 21; mesoscutellum length 20.5; mesoscutellum width 16; median part of mesoscutellum width (measured medially) 6; median part of mesoscutellum, width in anterior part 6; median part of mesoscutellum, width in posterior part 6; lateral part of mesoscutellum, width (measured medially) 3.5; dorsellum length 3.5; propodeum length 9; costal cell length 29; costal cell width (measured at widest part) 1.8; marginal vein length 25; stigmal vein length 8; gaster length 66; gaster width 35; Gt2 length (measured medially) 7; Gt4 length (measured medially) 13.5; Gt7 length (measured medially) 6; Gt7 width (measured at base) 9; longest cercal seta length 12; shortest cercal seta length 5. Male. Unknown.

Hosts. Unknown.

Distribution. Costa Rica.

Material examined.

Holotype ♀ COSTA RICA, Puntarenas, Reserva Privada Karen Mogensen , 9º52′N, 85º03′W, 305m, 17-18.ii.2011, J.S. Noyes ( NHMUK) . Paratypes (5♀, MZLU, NHMUK) : 1♀ with same label data as holotype; following from same locality as holotype but collected 11-21.ii.2005 (1♀), 14-15.ii.2005 (1♀), 23-24.ii.2013 (2♀) .

Etymology. Named after type area, the Nicoya Peninsula.

Figures

Figs 536–539. Galeopsomyia nicoyae, holotype ♀ – (536) habitus dorsal view; (537) habitus lateral view. Galeopsomyia nigricans, holotype ♀ – (538) habitus dorsal view; (539) habitus lateral view.

Figs 841–849. Head incl. antennae, lateral view ♀ – (841) Galeopsomyia miria; (842) G. montanis; (843) G. moradis; (844) G. myrciae; (845) G. navia; (846) G. neotropicalis; (847) G. nicoyae; (848) G. nitida; (849) G. octava.