Galeopsomyia triozae 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 : 460-461

Galeopsomyia triozae Hansson sp.nov.

( Figs 608, 609 , 872 )

Diagnosis (female). Antennal clava solid ( Fig. 872 ); genal carina present; mesoscutellum ( Fig. 608 ) with strong reticulation on median part and with a complete median groove, lateral parts with strong reticulation, meshes elongate, submedian grooves distinct, ±straight and parallel; dorsellum with median carina; propodeum ( Fig. 608 ) with strong reticulation, callus with three setae; petiole transverse with strong sculpture on dorsal surface; gaster ( Fig. 608 ) 2.1× as long as wide, medio-basal Gt1 with a ±sharp edge shaped like an inverted U, tergites with strong reticulation.

Female holotype: length of body 1.8mm (paratypes 1.5–2.0mm).

Scape yellowish-brown, pedicel and flagellum dark brown. Face below level of toruli golden-green, clypeus dark brown, frons metallic bluish-green, antennal scrobes black. Thoracic dorsum metallic bluish-green. Legs with fore and mid coxae dark brown to black, hind coxa golden-green; trochanters 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, Gt2-4 golden-purple, Gt5-6 metallic bluish-green, Gt7 black; gonoplac black.

Antenna with solid clava. 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 rugose close to notauli; midlobe with a weak but ±complete median groove, with 12 scattered setae on rugose parts. Mesoscutellum with strong reticulation on median part and with a complete median groove, lateral parts with strong reticulation, meshes elongate; submedian grooves distinct, ±straight and parallel; with seven setae scattered over lateral parts. Dorsellum with weak sculpture, with median carina. Propodeum with strong reticulation; callus with three setae. Fore and hind coxae with strong reticulation, mid coxa with weak reticulation. Fore wing with three setae on dorsal surface of submarginal vein; speculum closed; costal setal row broken.

Petiole transverse with strong sculpture on dorsal part. Gaster ovate-elongate; medio-basal Gt1 with a ±sharp edge shaped like an inverted U; tergites with strong reticulation.

Relative measurements: head length, dorsal view 21; head length, frontal view 34; POL 9.5; OOL 5.5; lateral ocellus diameter 4; head width 46; mouth width 15; malar space 11; eye length 21; scape length 14.5; scape width 3.5; pedicel+flagellum length 45; pedicel length 6; pedicel width, dorsal view 4; F1 length 6.5; F1 width 4.5; F2 length 6.5; F2 width 5; F3 length 6.5; F3 width 5; clava length 15; clava width 5.5; C3 length 5; spicule length 1.5; mesosoma length 60; mesosoma width 43; midlobe of mesoscutum length 25; mesoscutellum length 23.5; mesoscutellum width 22.5; median part of mesoscutellum width (measured medially) 10; median part of mesoscutellum, width in anterior part 9.5; median part of mesoscutellum, width in posterior part 11; lateral part of mesoscutellum, width (measured medially) 4.5; dorsellum length 3; propodeum length 8; costal cell length 31; costal cell width (measured at widest part) 2.5; marginal vein length 28; stigmal vein length 11; gaster length 68; gaster width 33; Gt 2 length (measured medially) 8; Gt 4 length (measured medially) 10; Gt 7 length (measured medially) 10; Gt 7 width (measured at base) 14; longest cercal seta length 14; shortest cercal seta length 6.

Male. Unknown.

Hosts. Reared from triozid leaf gall ( Hemiptera : Triozidae ) on Pseudolmedia glabrata ( Moraceae ).

Distribution. Costa Rica.

Material examined.

Holotype ♀ COSTA RICA, San José, Santa Maria de Dota , from triozid gall Pseudolmedia glabrata, I. Jiménez [no date] ( NHMUK) . Paratypes: 5♀ with same label data as holotype ( MZLU, MZUCR, NHMUK) .

Etymology. Named after the host, an unidentified species of Triozidae .

Figures

Figs 608–611. Galeopsomyia triozae, holotype ♀ – (608) habitus dorsal view; (609) habitus lateral view. Galeopsomyia truncata, holotype ♀ – (610) habitus dorsal view; (611) habitus lateral view.

Figs 872–878. Head incl. antennae, lateral view ♀ – (872) Galeopsomyia triozae; (873) G. tigrensis; (874) G. umanai; (875) G. veluda; (876) G. truncata; (877) G. wilsonae; (878) G. verbesinae.