Galeopsomyia diriaensis 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 : 294-295

Galeopsomyia diriaensis Hansson sp.nov.

( Figs 368, 369 , 781 )

Diagnosis (female). Antennal clava solid, scape with ventro-basal part expanded ( Fig. 781 ); genal carina present; mesoscutellum ( Fig. 368 ) 0.9× as long as wide, with weak reticulation on median part, lateral parts with stronger reticulation, meshes very elongate and mesoscutellum thus appearing striate, submedian grooves distinct, straight and diverging slightly towards posterior part; dorsellum without median carina; propodeum ( Fig. 368 ) with a narrow median carina and strong reticulation, callus with two setae; gaster ( Fig. 368 ) ovate, 1.5× as long as wide, medio-basal Gt1 with a transverse edge dorsally and with short longitudinal carinae laterally, tergites with strong reticulation.

Female holotype: length of body 1.2mm.

Scape yellowish-brown, pedicel and flagellum pale brown. Head black with metallic tinges, clypeus dark brown. Mesoscutum golden-purple, mesoscutellum golden-purple with posterior one-third golden-green, propodeum black with metallic tinges. Legs with fore and mid coxae dark brown, hind coxa black; trochanters yellowish-brown; femora pale brown with apex yellowish-brown; tibiae yellowish-brown; T1–3 yellowish-brown, T4 pale brown. Petiole dark brown. Gaster black with metallic tinges; gonoplac black.

Antenna with solid clava. Face below level of toruli with weak reticulation, clypeus smooth, frons with strong reticulation, antennal scrobes with weak reticulation; with genal carina. Vertex with weak reticulation outside ocellar triangle, with wrinkled sculpture inside ocellar triangle.

Mesoscutum with strong reticulation, meshes isodiametric on sidelobes, elongate on midlobe; midlobe without a median groove, with five adnotaular setae. Mesoscutellum with weak reticulation on median part, lateral parts with stronger reticulation, meshes very elongate; submedian grooves distinct, straight and diverging slightly towards posterior part; with five setae scattered over lateral parts. Dorsellum with weak sculpture, without median carina. Propodeum with a narrow carina and strong reticulation; callus with two setae. Fore and mid coxae with weak reticulation, hind coxa with strong reticulation. Fore wing with two setae on dorsal surface of submarginal vein; speculum closed; costal setal row broken.

Petiole very short, just a narrow band. Gaster ovate; medio-basal Gt 1 with a transverse edge dorsally and with short longitudinal carinae laterally; tergites with strong reticulation.

Relative measurements: head length, dorsal view 15.5; head length, frontal view 26; POL 7.5; OOL 4.5; lateral ocellus diameter 3; head width 34.5; mouth width 11; malar space 8.5; eye length 14; scape length 13; scape width 2.5; pedicel+flagellum length 33; pedicel length 4.5; pedicel width, dorsal view 3; F1 length 4.5; F1 width 3; F2 length 5; F2 width 3; F3 length 4.5; F3 width 3; clava length 12.5; clava width 4; C3 length 5; spicule length 1.5; mesosoma length 39; mesosoma width 31; midlobe of mesoscutum length 13.5; mesoscutellum length 14.5; mesoscutellum width 16; median part of mesoscutellum width (measured medially) 6; median part of mesoscutellum, width in anterior part 5.5; median part of mesoscutellum, width in posterior part 6.5; lateral part of mesoscutellum, width (measured medially) 3.5; dorsellum length 2; propodeum length 7.5; costal cell length 21; costal cell width (measured at widest part) 1.5; marginal vein length 18; stigmal vein length 6; gaster length 45; gaster width 30; Gt 2 length (measured medially) 6; Gt 4 length (measured medially) 9.5; Gt 7 length (measured medially) nm; Gt 7 width (measured at base) nm; longest cercal seta length nm; shortest cercal seta length nm.

Male. Unknown.

Hosts. Unknown.

Distribution. Costa Rica.

Material examined.

Holotype ♀ COSTA RICA, Guanacaste, Bosque Nacional Diriá, Retallano, Alrededores Torre de Control de Incendio , LN 238550_358650, 600-700m, 18.x-15.xi.2001, I. Jiménez ( NHMUK).

Etymology. Named after type area, Bosque Nacional Diriá.

Figures

Figs 368–371. Galeopsomyia diriaensis, holotype ♀ – (368) habitus dorsal view; (369) habitus lateral view. Galeopsomyia dolosa, holotype ♀ – (370) habitus dorsal view; (371) habitus lateral view.

Figs 776–783. Head incl. antennae, lateral view ♀ – (776) Galeopsomyia coccolobae; (777) G. edera; (778) G. estrella; (779) G. daleskeyae; (780) G. devania; (781) G. diriaensis; (782) G. dolosa; (783) G. eolio.