Galeopsomyia trinidadensis 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 : 164-165

Galeopsomyia trinidadensis Hansson sp.nov.

( Figs 198, 199 , 935 , 1041)

Diagnosis (female). Antennal clava solid (Fig. 1041); genal carina present; mesoscutellum ( Fig. 198 ) with strong reticulation, median part with ±isodiametric meshes; fore coxa with a sharp edge along posterior margin and hind coxae with a carina along posterior margin; petiole very short, just a narrow band; gaster ( Fig. 198 ) 2.3× as long as wide, Gt 1 with strong reticulation; gonoplac yellowish-brown ( Fig. 199 ).

Female holotype: length of body 2.0mm.

Scape yellowish-brown, pedicel brown, flagellum dark brown. Head with frons golden-green, clypeus dark brown, antennal scrobes black; vertex black with metallic blue tinges. Mesoscutum, mesoscutellum and propodeum golden-green. Legs with fore and mid coxae dark brown with metallic tinges, hind coxa metallic bluish-green; trochanters pale brown; femora dark brown with apex yellowish-brown; tibiae yellowish-brown; T1–3 yellowish-brown, T4 brown. Petiole brown. Gaster with Gt 1 with anterior half metallic bluish-green and posterior half golden-purple, Gt 2-5 golden-purple, Gt 6 metallic bluish-green, Gt 7 black; gonoplac yellowish-brown.

Antenna with solid clava. Frons with strong reticulation, antennal scrobes with weak reticulation, clypeus smooth; 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 on median part ±isodiametric, elongate on lateral parts, without a median groove, submedian grooves weak and visible only in posterior half, curved and running close to and parallel with lateral margins of mesoscutellum; anterior pair of setae situated in anterior one-third of mesoscutellum. Dorsellum with strong reticulation. Propodeum with median carina triangular with anterior part raised; callus with two setae. Fore and hind coxae with strong reticulation mid coxa with weak reticulation; fore coxa with a sharp edge and hind coxa with a 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 very short, just a narrow band. Gaster elongate; tergites with strong reticulation.

Relative measurements: head length, dorsal view 21.5; head length, frontal view 45; POL 10.5; OOL 5.5; lateral ocellus diameter 4; head width 49; mouth width 14.5; malar space 13.5; eye length 20; scape length 17.5; scape width 4; pedicel+flagellum length 43; pedicel length 7; pedicel width, dorsal view 3.5; F1 length 6.5; F1 width 5; F2 length 6; F2 width 5; F3 length 6; F3 width 5.5; clava length 14; clava width 6; C3 length 4.5; spicule length 1; mesosoma length 61; mesosoma width 43; midlobe of mesoscutum length 23; mesoscutellum length 24; mesoscutellum width 23; median part of mesoscutellum width (measured medially) nm; median part of mesoscutellum, width in anterior part nm; median part of mesoscutellum, width in posterior part nm; lateral part of mesoscutellum, width (measured medially) nm; dorsellum length 4; propodeum length 8; costal cell length 29; costal cell width (measured at widest part) 3; marginal vein length 30; stigmal vein length 9.5; gaster length 84; gaster width 36; Gt 2 length (measured medially) 6; Gt 4 length (measured medially) 14; Gt 7 length (measured medially) 8; Gt

7

width (measured at base) 13; longest cercal seta length 12; shortest cercal seta length 6.

Male. Unknown.

Hosts. Unknown.

Distribution. The West Indies ( Trinidad & Tobago).

Material examined.

Holotype ♀ TRINIDAD, Mayaro, Trinity Hills Reserve , 5.viii.1976, from rain forest, J.S. Noyes ( NHMUK).

Etymology. Named after type area.

Figures

Figs 196–199. Galeopsomyia tandayapaensis, holotype ♀ – (196) habitus dorsal view; (197) habitus lateral view. Galeopsomyia trinidadensis, holotype ♀ – (198) habitus dorsal view; (199) habitus lateral view.

Figs 933–950. Vertex, ♀ – (933) Galeopsomyia cabroensis ht; (934) G. estera ht; (935) G. trinidadensis ht; (936) G. volcanensis ht; (937) G. amadea ht; (938) G. mynta ht; (939) G. admirabilis ht; (940) G. crabra ht; (941) G. devania pt; (942) G. falla pt; (943) G. grandis ht; (944) G. moleris ht; (945) G. capillosa ht; (946) G. gobis ht; (947) G. hirsuta pt; (948) G. hirta ht; (949) G. papillosa ht; (950) G. aspratilis pt.