Galeopsomyia gonzalezi 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 : 320-321

Galeopsomyia gonzalezi Hansson sp.nov.

( Figs 406, 407 , 793 , 972 )

Diagnosis (female). Antennal clava solid ( Fig. 793 ); genal carina short, present close to mouth opening; mesoscutellum ( Fig. 406 ) with submedian grooves distinct and parallel, median part with rather strong reticulation, with a weak median groove in anterior half; dorsellum without median carina; propodeum ( Fig. 406 ) with strong reticulation, callus with two setae; hind coxa with a very strong and complete carina along posterior margin; fore wing speculum very large with almost entire part below marginal vein bare ( Fig. 407 ); petiole very short, just a narrow band; gaster ( Fig. 406 ) 2.9× as long as wide, medio-basal Gt1 with transverse blunt edge dorsally, tergites with strong reticulation.

Female holotype: length of body 2.7mm (paratypes 2.9–3.0mm).

Scape yellowish-brown, pedicel brown, flagellum dark brown. Head with frons metallic bluish-green, antennal scrobes black, clypeus dark brown; vertex metallic bluish-green with purple tinges. Mesoscutum with sidelobes metallic bluish-purple and midlobe golden-green; mesocutellum metallic bluish-green; propodeum golden-green. Legs with fore and hind coxae metallic bluish-green, mid coxa black; trochanters dark brown; fore and mid femora dark brown, hind femur metallic bluish-green; tibiae yellowish-brown; T1–3 yellowish-brown, T4 brown. Petiole dark brown. Gaster with Gt1-5 metallic bluish-green, Gt6 metallic bluish-green, Gt7 with basal half metallic bluish-green and apical half dark brown; gonoplac black.

Antenna with solid clava. Face below level of toruli with lateral parts with weak reticulation, median part with strong reticulation, clypeus smooth, frons rugose, antennal scrobes with weak reticulation; with a short genal carina close to mouth opening. 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 rugose close to notauli; midlobe with a weak median groove, with 11 scattered setae on rugose parts. Mesoscutellum with strong reticulation, meshes elongate; with a weak median groove in anterior half; submedian grooves distinct, straight and parallel, grooves subdivided by transverse carinae; with eight setae scattered over lateral parts. Dorsellum with strong sculpture, without median carina. Propodeum with ±triangular median carina; with strong reticulation; callus with two setae. Fore and hind coxae with strong reticulation, mid coxa with weak reticulation; hind coxa with a very strong carina along posterior margin. Fore wing with five setae on dorsal surface of submarginal vein; speculum very large with almost entire part below marginal vein bare and completely open below and towards base of wing; costal setal row broken.

Petiole very short, just a narrow band. Gaster elongate; medio-basal Gt 1 with transverse blunt edge dorsally; tergites with strong reticulation.

Relative measurements: head length, dorsal view 28; head length, frontal view 45; POL 13.5; OOL 7.5; lateral ocellus diameter 6; head width 60; mouth width 21; malar space 18.5; eye length 24.5; scape length 20; scape width 5; pedicel+flagellum length 52; pedicel length 8.5; pedicel width, dorsal view 4.5; F1 length 8; F1 width 5.5; F2 length 8; F2 width 6; F3 length 6.5; F3 width 6.5; clava length 17; clava width 7; C3 length 6; spicule length 1; mesosoma length 82; mesosoma width 61; midlobe of mesoscutum length 36.5; mesoscutellum length 31; mesoscutellum width 29; median part of mesoscutellum width (measured medially) 12; median part of mesoscutellum, width in anterior part12.5; median part of mesoscutellum, width in posterior part 13.5; lateral part of mesoscutellum, width (measured medially) 5; dorsellum length 4.5; propodeum length 11; costal cell length 43; costal cell width (measured at widest part) 3; marginal vein length 40; stigmal vein length 7.5; gaster length 120; gaster width 41; Gt 2 length (measured medially) 15; Gt 4 length (measured medially) 15; Gt 7 length (measured medially) 14; Gt 7 width (measured at base) 14; longest cercal seta length 11; shortest cercal seta length 5.

Male. Length of body of body 2.4mm.

Antenna ( Fig. 972 ) with scape dark brown and widest in median part; plaque black and situated in anterior half; dorso-basal whorls of long setae present on F1–F4 and ventro-basal whorls of long setae on C1–C2. Gaster elongate. Otherwise as in female, i.e. fore wing with a large bare part below marginal vein.

Relative measurements: head length, dorsal view 23; head length, frontal view 45; head width 56.5; mouth width 20; malar space 17; eye length 21.5; scape length 19.5; scape width 6.5; plaque length 7; pedicel length 9; pedicel+flagellum length 77; F1 length 5.5; F1 width 6; F2 length 8.5; F2 width 6; F3 length 11; F3 width 5; F4 length 12; F4 width 5; clava length 29; clava width 5; mesosoma length 82; mesosoma width 62; gaster length 84; gaster width 30; longest subbasal seta on F1, length 48.

Hosts. Reared from galls in young fruits of avocado ( Persea americana ) ( Lauraceae ).

Distribution. Costa Rica.

Material examined.

Holotype ♀ COSTA RICA, Alajuela, Carrizal , 11.iv.2002, from avocado fruit gall ( NHMUK) . Paratypes (4♀ 1♂, MZLU, MZUCR, NHMUK): 4♀ COSTA RICA, San José, Santa Cruz , 3.iv.2002, from avocado fruit gall, Leon Cortez ; 1♂ COSTA RICA, San José, Tarrazu , iii.1994, from young avocado fruit, R. Leon .

Etymology. Named in honour of Allan González, professor at the Universidad Nacional in Costa Rica, who has done research on the insect pests of avocado and also collected specimens belonging to this species.

Figures

Figs 404–407. Galeopsomyia globosa, holotype ♀ – (404) habitus dorsal view; (405) habitus lateral view. Galeopsomyia gonzalezi, holotype ♀ – (406) habitus dorsal view; (407) habitus lateral view.

Figs 791–798. Head incl. antennae, lateral view ♀ – (791) Galeopsomyia fieris; (792) G. giria; (793) G. gonzalezi; (794) G. gavia; (795) G. flora; (796) G. gridis; (797) G. graciliclava; (798) G. hesperis.

Figs 971–973. Head incl. antennae/body, lateral view, paratype ♂. (971) Galeopsomyia globosa; (972) G. gonzalezi; (973) G. gouaniae.