Galeopsomyia meleadis 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 : 383-384

Galeopsomyia meleadis Hansson sp.nov.

( Figs 496, 497 , 831 )

Diagnosis (female). Antennal clava with distinct constriction between C1 and C2 ( Fig. 831 ); genal carina present; mesoscutellum ( Fig. 496 ) with median part 3.3× as long as wide, with weak reticulation, submedian grooves with anterior half with outer margin indistinct, subdivided by transverse carinae, slightly curved and diverging towards both anterior and posterior parts; dorsellum with median carina; propodeum ( Fig. 496 ) with strong irregular carinae and reticulation, callus with six setae; petiole transverse with strong sculpture on dorsal part; gaster ( Fig. 496 ) 2.5× as long as wide, medio-basal Gt1 with longitudinal carinae laterally, tergites with strong reticulation.

Female holotype: length of body 2.0mm.

Scape yellowish-brown with apico-dorsal part brown, pedicel and flagellum dark brown. Head with frons golden-green, clypeus dark brown, antennal scrobes black; vertex black with metallic tinges. Thoracic dorsum golden-green. Legs with fore and mid coxae dark brown, hind coxa golden; trochanters yellowish-brown; femora dark brown with apex yellowish-brown; tibiae yellowish-brown; T1–3 yellowish-brown, T4 pale brown. Petiole black. Gaster with Gt1 metallic bluish-green with posterior margin golden-purple, Gt2-5 golden-purple, Gt6-7 black with metallic bluish-green tinges; gonoplac black.

Antenna with a distinct constriction between C1 and C2. Face below level of toruli with weak reticulation, clypeus smooth, frons rugose, antennal scrobes with weak reticulation; with genal carina. Vertex with strong reticulation outside ocellar triangle, with wrinkled sculpture inside ocellar triangle.

Mesoscutum with strong reticulation, meshes isodiametric on sidelobes, elongate on midlobe; midlobe with a weak median groove in posterior two-thirds, and with ten scattered adnotaular setae. Mesoscutellum with weak reticulation on median part and without a median groove, lateral parts with strong reticulation, meshes elongate; submedian grooves with anterior half with outer margin indistinct, subdivided by transverse carinae, slightly curved and diverging towards both anterior and posterior parts; with ten setae scattered over lateral parts. Dorsellum with strong sculpture, with median carina. Propodeum with strong irregular carinae and reticulation; callus with six 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 partly open below; costal setal row unbroken.

Petiole transverse with strong sculpture on dorsal part. Gaster elongate; medio-basal Gt1 with longitudinal carinae laterally; tergites with strong reticulation.

Relative measurements: head length, dorsal view 22; head length, frontal view 34; POL 9; OOL 5.5; lateral ocellus diameter 4; head width 44; mouth width 13; malar space 13; eye length 19.5; scape length 17; scape width 4; pedicel+flagellum length 52; pedicel length 6; pedicel width, dorsal view 3.5; F1 length 9.5; F1 width 4; F2 length 9; F2 width 4; F3 length 8; F3 width 4.5; clava length 17.5; clava width 6; C3 length 5.5; spicule length 1.5; mesosoma length 57; mesosoma width 39; midlobe of mesoscutum length 22; mesoscutellum length 21.5; mesoscutellum width 19; median part of mesoscutellum width (measured medially) 6.5; median part of mesoscutellum, width in anterior part 7; median part of mesoscutellum, width in posterior part 7.5; lateral part of mesoscutellum, width (measured medially) 4; dorsellum length 3.5; propodeum length 9.5; costal cell length 31; costal cell width (measured at widest part) 2.5; marginal vein length 29; stigmal vein length 10; gaster length 80; gaster width 32; Gt 2 length (measured medially) 8.5; Gt 4 length (measured medially) 12.5; Gt 7 length (measured medially) 12; Gt 7 width (measured at base) 14; longest cercal seta length 15; shortest cercal seta length 6.

Male. Unknown.

Hosts. Unknown.

Distribution. Costa Rica.

Material examined.

Holotype ♀ COSTA RICA, Heredia, 16km SSE La Virgen , 10°16’N, 84°06’W, 1050-1150m, 9-29. iii.2001, INBio, OET, ALAS ( NHMUK).

Figures

Figs 496–499. Galeopsomyia meleadis, holotype ♀ – (496) habitus dorsal view; (497) habitus lateral view. Galeopsomyia menoris, holotype ♀ – (498) habitus dorsal view; (499) habitus lateral view.

Figs 827–833. Head incl. antennae, lateral view ♀ – (827) Galeopsomyia majalis; (828) G. medrosa; (829) G. maya; (830) G. matearis; (831) G. meleadis; (832) G. menoris; (833) G. mesana.