Galeopsomyia blakeae Hansson & Hanson 2023, sp.nov.
Creators: name: Hansson, Christer
name: Hanson, Paul E.
Publisher: name: Zenodo
Year: 2023
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Hymenoptera
Eulophidae
Galeopsomyia
Galeopsomyia blakeae

description: Galeopsomyia blakeae Hansson sp.nov.
(Figs 26, 308, 309, 965, 1068)
Diagnosis (female). Antennal clava with distinct constriction between C1 and C2 (Fig. 1068); with a weak genal carina close to mouth opening; mesoscutellum (Fig. 308) with submedian grooves parallel, median part with weak reticulation; dorsellum with median carina; propodeum (Fig. 308) with strong reticulation, callus with three setae; petiole very short, just a narrow band; gaster (Fig. 308) 2.2× as long as wide, medio-basal Gt1 with a carina shaped like an inverted U (Fig. 26), gonoplac yellowish-brown (Fig. 309).
Female holotype: length of body 1.9mm (paratypes 1.8–2.1mm).
Scape yellowish-brown, pedicel pale brown, flagellum brown. Head dark brown with bluish-green tinges, clypeus yellowish-brown. Mesosoma dark brown. Legs with fore and mid coxae yellowish-brown, hind coxa brown; trochanters, femora and tibiae yellowish-white; T1–3 yellowish-white, T4 brown. Petiole dark brown. Gaster dark brown; gonoplac yellowish-brown.
Antenna with a distinct constriction between C1 and C2. Face below level of toruli with weak reticulation, clypeus smooth, frons rugose, antennal scrobes with weak reticulation; with a weak genal carina close to mouth opening. Vertex with strong reticulation outside ocellar triangle, with wrinkled sculpture inside ocellar triangle; with a carina between posterior ocelli in posterior part.
Mesoscutum with strong reticulation, meshes isodiametric on sidelobes, elongate on midlobe, midlobe with parts close to notauli rugose; midlobe with a complete median groove, with 22 scattered adnotaular setae. Mesoscutellum with median part with weak reticulation and shiny; submedian grooves ±distinct, straight and parallel; lateral parts with strong reticulation and with 16 scattered setae. Dorsellum with strong reticulation, with median carina. Propodeum with a strong median carina that expands slightly in posterior part; with strong reticulation; callus with three setae. Fore and mid coxae with weak reticulation, hind coxa with strong reticulation. Fore wing with five setae on dorsal surface of submarginal vein; speculum open below; costal setal row unbroken.
Petiole very short, just a narrow band. Gaster elongate; medio-basal Gt1 with a carina shaped like an inverted U, tergites with strong reticulation.
Relative measurements: head length, dorsal view 22; head length, frontal view 33; POL 9; OOL 5.5; lateral ocellus diameter 3.5; head width 42; mouth width 15.5; malar space 11; eye length 18; scape length 16.5; scape width 4; pedicel+flagellum length 44; pedicel length 6; pedicel width, dorsal view 3.5; F1 length 7; F1 width 4; F2 length 6.5; F2 width 4; F3 length 6.5; F3 width 5; clava length 15; clava width 5.2; C3 length 5; spicule length 1.5; mesosoma length 55; mesosoma width 40; midlobe of mesoscutum length 19; mesoscutellum length 21; mesoscutellum width 17.5; median part of mesoscutellum width (measured medially) 6; median part of mesoscutellum, width in anterior part 6; median part of mesoscutellum, width in posterior part 7; lateral part of mesoscutellum, width (measured medially) 4; dorsellum length 4; propodeum length 9; costal cell length 32; costal cell width (measured at widest part) 2; marginal vein length 30; stigmal vein length 10; gaster length 75; gaster width 34; Gt2 length (measured medially) 8; Gt 4 length (measured medially) 12; Gt 7 length (measured medially) 10; Gt
7 width (measured at base) 12; longest cercal seta length 10; shortest cercal seta length 5.
Male. Length of body of body 1.3–1.8mm.
Antenna (Fig. 965) with scape widest in median part; plaque dark brown and extending along entire scape; dorso-basal whorls of long setae present on F1–F4 and C1. Gaster long ovate. Otherwise as in female.
Relative measurements: head length, dorsal view 22; head length, frontal view 35; head width 43.5; mouth width 17; malar space 11; eye length 19.5; scape length 19; scape width 7; plaque length 17; pedicel length 6; pedicel+flagellum length 59; F1 length 5; F1 width 4; F2 length 8; F2 width 4; F3 length 9; F3 width 4; F4 length 9; F4 width 4; clava length 23; clava width 4.5; mesosoma length 57; mesosoma width 42; gaster length 60; gaster width 30; longest subbasal seta on F1, length 32.
Hosts. Reared from stem gall on Blakea grandiflora (Melastomataceae). The gall is multilocular and consists of an elongate swellng, about 2.5 cm in length.
Distribution. Costa Rica.
Material examined.
Holotype ♀ COSTA RICA, Puntarenas, Monteverde, v.2002, ex Blakea grandiflora stem gall (NHMUK). Paratypes: 3♀ 4♂ with same label data as holotype (MZUCR, NHMUK).
Etymology. Named after the host plant of the gall from which this species was reared.
Remarks. The specimens in the type series are bleached by (sun)light.
description: Published as part of Hansson, Christer & Hanson, Paul E., 2023, EULOPHIDAE OF COSTA RICA (HYMENOPTERA: CHALCIDOIDEA), 5: The genus Galeopsomyia Girault, pp. 1-743 in Taxonomic Monographs on Neotropical Hymenoptera (Oxford, England) (Oxford, England) 3 (1) on pages 252-253, DOI: 10.5281/zenodo.8372024