Galeopsomyia wilsoni 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 : 471-473

Galeopsomyia wilsoni Hansson sp.nov.

( Figs 624, 625 , 881 , 997 )

Diagnosis (female). Antenna with distinct constriction between C1 and C2, scape predominantly dark brown to black ( Fig. 881 ); genal carina present; mesoscutellum ( Fig. 624 ) with outer margin of submedian grooves absent, grooves curved and diverging towards posterior part, median part shiny with very weak reticulation, meshes elongate, lateral parts with strong reticulation with elongate meshes; dorsellum with median carina; propodeum ( Fig. 624 ) with strong irregular carinae and strong reticulation, callus with two setae; all coxae dark and metallic ( Fig. 625 ); petiole transverse with strong sculpture on dorsal part; gaster ( Fig. 624 ) 1.9× as long as wide, medio-basal Gt

1 with longitudinal carinae laterally, tergites with weak reticulation.

Female holotype: length of body 2.4mm (paratypes 2.2–2.6mm).

Scape dark brown to black with base yellowish-brown, pedicel and flagellum dark brown to black. Head with frons metallic bluish-green, clypeus black; vertex metallic bluish-purple, golden-green inside ocellar triangle. Mesosoma golden-green with blue tinges. Legs with fore and hind coxae golden-green, mid coxa dark brown with metallic tinges; trochanters yellowish-brown; fore femur yellowish-brown with basal half dark brown, mid and hind femora yellowish-brown; tibiae and tarsi yellowish-brown, T4 brown. Petiole black. Gaster with Gt 1 metallic bluish-green, Gt2-5 metallic purple medially and metallic bluish-green laterally, Gt6 metallic bluish-green, Gt

7 black with metallic blue tinges; gonoplac black.

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

Mesoscutum with strong reticulation, weaker on posterior part of midlobe, meshes isodiametric, midlobe with parts close to notauli rugose, with a weak median groove in posterior part, with 12 setae scattered over rugose parts. Mesoscutellum with outer margin of submedian grooves absent, grooves curved and diverging towards posterior part; median part shiny with very weak reticulation with elongate meshes, lateral parts with strong reticulation with elongate meshes, with six scattered setae. Dorsellum with very weak sculpture, almost smooth, with median carina. Propodeum with a strong median carina that expands posteriorly; 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 5&8 setae on dorsal surface of submarginal vein; speculum open below and towards base of wing; costal setal row unbroken.

Petiole transverse with strong sculpture on dorsal part. Gaster ovate; medio-basal Gt 1 with longitudinal carinae laterally; tergites with weak reticulation.

Relative measurements: head length, dorsal view 25; head length, frontal view 45; POL 12; OOL 8; lateral ocellus diameter 5.5; head width 65; mouth width 18; malar space 18; eye length 25.5; scape length 25; scape width 5; pedicel+flagellum length 78; pedicel length 7; pedicel width, dorsal view 5; F1 length 15; F1 width 6; F2 length 15; F2 width 6; F3 length 13; F3 width 6; clava length 24; clava width 7; C3 length 6.5; spicule length 3; mesosoma length 83; mesosoma width 57; midlobe of mesoscutum length 33; mesoscutellum length 31; mesoscutellum width 27; median part of mesoscutellum width (measured medially) 10; median part of mesoscutellum, width in anterior part13; median part of mesoscutellum, width in posterior part 14; lateral part of mesoscutellum, width (measured medially) 6; dorsellum length 4; propodeum length 15; costal cell length 40; costal cell width (measured at widest part) 3; marginal vein length 42; stigmal vein length 14.5; gaster length 90; gaster width 48; Gt 2 length (measured medially) 11; Gt 4 length (measured medially) 14; Gt 7 length (measured medially) 9; Gt

7 width (measured at base) 13; longest cercal seta length 12; shortest cercal seta length 4.

Male. Length of body 2.3mm.

Antenna ( Fig. 997 ) with scape widest in the middle; plaque black and situated just above the middle; dorso-basal whorls of long setae present on F1–F4 and C1, ventro-basal whorls of setae on C1 and C2. Gaster long ovate. Otherwise as in female.

Relative measurements: head length, dorsal view 24; head length, frontal view 47; head width 61.5; mouth width 17; malar space 17; eye length 24; scape length 23; scape width 6; plaque length 9; pedicel length 7.5; pedicel+flagellum length 98; F1 length 7; F1 width 6; F2 length 14; F2 width 6; F3 length 15; F3 width 5.5; F4 length 16; F4 width 5.5; clava length 36; clava width 5; mesosoma length 85; mesosoma width 59; gaster length 83; gaster width 43; longest subbasal seta on F1, length 52.

Hosts. Unknown.

Distribution. Costa Rica.

Material examined.

Holotype ♀ COSTA RICA, Puntarenas, San Vito, Las Cruces , 8º47’N, 82º58’W, 1000-1300m, 7-19.ii.2007, C. Hansson ( MZLU) . Paratypes (19♀ 1♂, CNC, MZLU, MZUCR, NHMUK): 2♀ with same label data as holotype ; 1♀ from same locality as holotype but collected 15-16.ii.2012 ; 8♀ COSTA RICA, Puntarenas , Estación Altamira, Sendero Casa Coca, 9º02’N, 83º00’W, 1450-1700m, 7.ii-5.iii.2002, swept, C. Hansson & Parataxonomos ; 1♀ from same locality as previous but collected 13.i.2001 ; 3♀ 1♂ COSTA RICA, Puntarenas , Estación Altamira, Sendero Los Gigantes, 9º02’N, 83º00’W, 1450m, 7.ii-5.iii.2002, swept, C. Hansson & Parataxonomos ; 4♀ COSTA RICA, Puntarenas , Estación Altamira, Estación, 9º02’N, 83º00’W, 1450m, 7.ii-5.iii.2002, swept, C. Hansson & Parataxonomos .

Etymology. Named in honour of Robert Wilson, one of the founders of Wilson Botanical Garden, type locality for this species.

Figures

Figs 624–627. Galeopsomyia wilsoni, holotype ♀ – (624) habitus dorsal view; (625) habi- tus lateral view. Galeopsomyia zurquiensis, holotype ♀ – (626) habitus dorsal view; (627) habitus lateral view.

Figs 879–884. Head incl. antennae, lateral view ♀ – (879) Galeopsomyia capillosa; (880) G. curiosa; (881) G. wilsoni; (882) G. gobis; (883) G. hirsuta; (884) G. scabiosa.

Figs 997–998. Head incl. antennae/body, lateral view, paratype ♂. (997) Galeopsomyia wilsoni; (998) G. epidius (non-type).