Galeopsomyia malandrina 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 : 372-374

Galeopsomyia malandrina Hansson sp.nov.

( Figs 480, 481 , 824 )

Diagnosis (female). Antennal clava with a weak constriction between C1 and C2 ( Fig. 824 ); flagellum short, pedicel+flagellum 0.9× as long as width of mesoscutum ( Fig. 824 ); with a short genal carina close to mouth opening; mesoscutellum ( Fig. 480 ) with very strong reticulation throughout, submedian grooves with outer margin absent and inner margin indistinct; propodeum ( Fig. 480 ) with strong irregular carinae and strong reticulation, callus with two

setae; gaster ( Fig. 480 ) 1.7× as long as wide, tergites with strong reticulation with large meshes, gonoplac yellowish-brown ( Fig. 481 ).

Female holotype: length of body 1.8mm.

Scape yellowish-brown, pedicel brown, flagellum dark brown. Head golden-green, clypeus dark brown. Mesoscutum and mesoscutellum metallic bluish-green, propodeum golden-green. Legs with fore coxa metallic bluish-green, mid coxa black, hind coxa golden-green; trochanters yellowish-brown; femora with basal half dark brown and apical half yellowish-brown; tibiae yellowish-brown; T1–3 yellowish-brown, T4 brown. Petiole black. Gaster with Gt1-2,5-7 golden-green, Gt

3-4

metallic purple; gonoplac yellowish-brown.

Antenna with a weak constriction between C1 and C2. Frons with strong reticulation, clypeus smooth; with a short genal carina close to mouth opening. 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, slightly elongate on midlobe; midlobe with a complete but weak median groove, with 15 scattered adnotaular setae. Mesoscutellum with median part with strong reticulation, lateral parts with even stronger reticulation, meshes elongate; submedian grooves with outer margin absent and inner margin indistinct; with 16 setae scattered over lateral parts. Dorsellum with weak sculpture, with median carina. Propodeum with a wide median carina that expands gradually towards posterior part, concave; 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 five setae on dorsal surface of submarginal vein; speculum closed; costal setal row unbroken.

Petiole transverse. Gaster ovate; tergites with strong reticulation with large meshes.

Relative measurements: head length, dorsal view 23; head length, frontal view 39; POL 10; OOL 5.5; lateral ocellus diameter 4; head width 46; mouth width 16.5; malar space 13; eye length 22; scape length 19; scape width 4; pedicel+flagellum length 40; pedicel length 7.5; pedicel width, dorsal view 4; F1 length 5.5; F1 width 4; F2 length 5; F2 width 4; F3 length 5; F3 width 4.5; clava length 14; clava width 5.5; C3 length 5; spicule length 2; mesosoma length 64; mesosoma width 45; midlobe of mesoscutum length 22; mesoscutellum length 28; mesoscutellum width 22; median part of mesoscutellum width (measured medially) 7; median part of mesoscutellum, width in anterior part 7; median part of mesoscutellum, width in posterior part 8; lateral part of mesoscutellum, width (measured medially) 6; dorsellum length 3.5; propodeum length 11.5; costal cell length 39; costal cell width (measured at widest part) 2.5; marginal vein length 35; stigmal vein length 10.5; gaster length 65; gaster width 39; Gt 2 length (measured medially) 7; Gt 4 length (measured medially) 12; Gt 7 length (measured medially) 6; Gt

7

width (measured at base) 11; longest cercal seta length 11; shortest cercal seta length 5.

Male. Unknown.

Hosts. Reared from a large leaf gall found on the ground; the host plant is unknown but is possibly a species of Inga ( Fabaceae ).

Distribution. Costa Rica.

Material examined.

Holotype ♀ COSTA RICA, San José, Parque Nacional Braulio Carrillo , 9.5km NE tunel, 1000m, 2.iv.1989, from Inga ? large gall on fallen leaf, P. Hanson ( NHMUK).

Figures

Figs 480–483. Galeopsomyia malandrina, holotype ♀ – (480) habitus dorsal view; (481) habitus lateral view. Galeopsomyia manga, holotype ♀ – (482) habitus dorsal view; (483) habitus lateral view.

Figs 818–826. Head incl. antennae, lateral view ♀ – (818) Galeopsomyia leonae; (819) G. macanis; (820) G. maculifer; (821) G. lunaniae; (822) G. lumbrada; (823) G. magra; (824) G. malandrina; (825) G. manga; (826) G. manotris.