Galeopsomyia majalis Hansson, 2023

Hansson, Christer & Hanson, Paul E., 2023, HYMENOPTERA: CHALCIDOIDEA), 5 The genus Galeopsomyia Girault by Christer Hansson * & Paul E. Hanson **, Taxonomic Monographs on Neotropical Hymenoptera (Oxford, England) 3 (1), pp. 1-743 : 371-372

Galeopsomyia majalis Hansson sp.nov.

( Figs 478, 479 , 827 , 983 )

Diagnosis (female). Antennal clava solid ( Fig. 827 ); genal carina present; mesoscutellum ( Fig. 478 ) with strong reticulation on median part and with a complete median groove, lateral parts with strong reticulation, meshes elongate, submedian grooves slightly curved with outer margin indistinct; dorsellum with median carina; propodeum ( Fig. 478 ) medially with a few strong irregular carinae, laterally with strong reticulation, callus with six setae; petiole transverse; gaster ( Fig. 478 ) 2.1× as long as wide, medio-basal Gt 1 with short longitudinal carinae laterally, tergites with strong reticulation, gonoplac yellowish-brown ( Fig. 479 ).

Female holotype: length of body 2.0mm (paratypes 1.6–2.6mm).

Scape yellowish-brown, pedicel pale brown, flagellum brown. Face below level of toruli golden-green with median part metallic bluish-green, abovel level of toruli metallic bluish-purple, clypeus dark brown, antennal scrobes black; vertex metallic bluish-purple. Thoracic dorsum metallic bluish-green with purple tinges. Legs with fore and hind coxae dark brown with metallic blue tinges and with apex yellowish-brown, mid coxa dark brown; trochanters yellowish-brown; femora dark brown with apex yellowish-brown; tibiae yellowish-white; T1–3 yellowish-white, T4 pale brown. Petiole black. Gaster with Gt 1 metallic bluish-purple with posterior margin golden-purple, Gt 2-4 golden-purple, Gt 5-6 metallic bluish-purple, Gt 7 dark brown; gonoplac yellowish-brown.

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. Occipital margin with a carina behind ocellar triangle.

Mesoscutum with strong reticulation, meshes isodiametric on sidelobes, elongate on midlobe, midlobe rugose close to notauli; midlobe with a median groove in posterior half, with 18 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 with outer margin indistinct, curved and diverging towards posterior part; with ten setae scattered over lateral parts. Dorsellum with strong reticulation, with median carina. Propodeum medially with a few strong irregular carinae, laterally with strong reticulation; callus with six setae. Fore and hind coxae with strong reticulation, mid coxa with weak reticulation. Fore wing with four setae on dorsal surface of submarginal vein; speculum closed; costal setal row broken.

Petiole transverse. Gaster elongate; medio-basal Gt 1 with short longitudinal carinae laterally; tergites with strong reticulation.

Relative measurements: head length, dorsal view 24; head length, frontal view 36; POL 9.5; OOL 5; lateral ocellus diameter 5; head width 50; mouth width 17; malar space 13; eye length 25; scape length 17; scape width 4; pedicel+flagellum length 50; pedicel length 6.5; pedicel width, dorsal view 4; F1 length 7.5; F1 width 4.5; F2 length 8; F2 width 4.5; F3 length 7.5; F3 width 5; clava length 17.5; clava width 5; C3 length 6; spicule length 1; mesosoma length 63; mesosoma width 46; midlobe of mesoscutum length 26; mesoscutellum length 25; mesoscutellum width 25; median part of mesoscutellum width (measured medially) 8.5; median part of mesoscutellum, width in anterior part 9; median part of mesoscutellum, width in posterior part 11; lateral part of mesoscutellum, width (measured medially) 6; dorsellum length 3; propodeum length 8; costal cell length 32; costal cell width (measured at widest part) 2.2; marginal vein length 27; stigmal vein length 10; gaster length 84; gaster width 40; Gt 2 length (measured medially) 8; Gt 4 length (measured medially) 12.5; Gt 7 length (measured medially) 11; Gt 7 width (measured at base) 11; longest cercal seta length 12.5; shortest cercal seta length 5.5.

Male. Length of body of body 1.3–1.6mm.

Antenna ( Fig. 983 ) with scape widest just above the middle; plaque dark brown and situated in apical half, but below apex; dorso-basal whorls of long setae present on F1–F4 and a ventro-basal whorl of long setae on C1. Gaster long ovate; Gt 1 with weak reticulation and shiny, remaining tergites with strong reticulation. Otherwise as in female.

Relative measurements: head length, dorsal view 19; head length, frontal view 32; head width 43.5; mouth width 14.5; malar space 11; eye length 19; scape length 15; scape width 5.5; plaque length 7; pedicel length 5.5; pedicel+flagellum length 62; F1 length 4.5; F1 width 3.5; F2 length 8.5; F2 width 3.5; F3 length 9.5; F3 width 3.5; F4 length 10.5; F4 width 3.5; clava length 22; clava width 3.5; mesosoma length 59; mesosoma width 39; gaster length 60; gaster width 25; longest subbasal seta on F1, length 30.

Hosts. Reared from flower galls (spherical, 5 mm in diameter) on Inga punctata ( Fabaceae ) and leaf galls on Cissampelos sp. ( Menispermaceae ), both induced by unidentified Cecidomyiidae .

Distribution. Costa Rica, Ecuador, Peru.

Material examined.

Holotype ♀ COSTA RICA, Heredia, Santo Domingo , xi.2002, from Inga punctata flower gall, P. Hanson ( NHMUK) . Paratypes (46♀ 17♂, CNC, MZLU, MZUCR, NHMUK) : 4♀ 2♂ with same label data as holotype ; 1♀ COSTA RICA, Heredia, Santo Domingo , INBio-Parque, 11-25.ii.2006, J.S. Noyes ; 1♀ from same locality as previous but collected 14.ii.2009 ; 6♀ 2♂ COSTA RICA, Guanacaste, Zona Protectorada Miravalles, Las Hornillas, Tajo ICE, LN 299400_ 409200, 900m, 21.viii.2004, swept, J.A.Azofeifa ; 8♀ 2♂ COSTA RICA, Guanacaste, Zona Protectorada Miravalles, Cabro Muco , LN 299151_410000, 9.ix.2004, J.A. Azofeifa ; 7♀ 4♂ COSTA RICA, Puntarenas, Parque Nacional Carara , 360m, viii.1999, from Cissampelos leaf gall, Sakurai ; 8♀ 7♂ COSTA RICA, Puntarenas, San Vito, Jardin Botanico, Las Cruces , 5.vi.1988, 1200m, from leaf gall on Cissampelos, P. Hanson ; 1♀ COSTA RICA, Puntarenas, Reserva Privada Karen Mogensen , 9º52′N, 85º03′W, 305m, 19-20.ii.2009, J.S. Noyes ; 4♀ ECUADOR, Napo, Misahualli , 18-20.ii.1983, Lars Huggert ; 1♀ ECUADOR, Napo, Lumbaqui , 10-11.iii.1983, Lars Huggert ; 1♀ PERU, Loreto, Iquitos, Rio Nanay , 4-6.ii.1984, Lars Huggert ; 1♀ PERU, Loreto, Iquitos , 9.ii.1984, Lars Huggert ; 1♀ PERU, Loreto, Iquitos, Barillai , 10.ii.1984, Lars Huggert ; 1♀ PERU, Junin, Satipo , 20.i.1984, Lars Huggert ; 1♀ PERU, Madre de Dios, Puerto Maldonado , 3.i.1984, Lars Huggert .

Figures

Figs 476–479. Galeopsomyia magra, holotype ♀ – (476) habitus dorsal view; (477) habitus lateral view. Galeopsomyia majalis, holotype ♀ – (478) habitus dorsal view; (479) habitus lateral view.

Figs 827–833. Head incl. antennae, lateral view ♀ – (827) Galeopsomyia majalis; (828) G. medrosa; (829) G. maya; (830) G. matearis; (831) G. meleadis; (832) G. menoris; (833) G. mesana.

Figs 983–985. Head incl. antennae/body, lateral view, paratype ♂. (983) Galeopsomyia majalis; (984) G. mesana; (985) G. mora.