Galeopsomyia bidensiae 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 : 73-75

Galeopsomyia bidensiae Hansson sp.nov.

( Figs 62, 63 , 698 , 951 )

Diagnosis (female). Antennal clava 3.0× as long as wide, with a weak constriction between C1 and C2 ( Fig. 698 ); genal carina present; mesoscutellum ( Fig. 62 ) with strong reticulation, meshes elongate; propodeum with median carina very narrow, narrow part (i.e. excluding posterior expanded part) at least 6.0× as long as wide; hind coxa with a carina along posterior margin; gaster ( Fig. 62 ) 2.7× as long as wide, medio-basal Gt 1 without transverse edge/carina dorsally, all tergites with strong reticulation. Males are distinguished from other males through the long and narrow anterior part of median carina on propodeum (as in female).

Female holotype: length of body 2.3mm (paratypes 1.9–2.6mm).

Scape yellowish-brown in basal half and dark brown in anterior half, pedicel and flagel- lum dark brown. Head with frons metallic bluish-green, clypeus dark brown, antennal scrobes black; vertex metallic bluish-purple. Mesoscutum and propodeum metallic bluish-green; mesoscutellum golden-green. Legs with fore coxa metallic bluish-purple, mid coxa black, hind coxa metallic bluish-green; trochanters brown; fore and mid femora dark brown with apex yellowish-brown, hind femur black with metallic blue tinges; tibiae yellowish-brown; T1–3 yellowish-brown, T4 brown. Petiole black. Gaster with Gt 1 metallic bluish-green with posterior margin golden-purple, Gt 2-5 golden-purple medially and metallic bluish-green laterally, Gt 6-7 metallic bluish-green; gonoplac black.

Antenna with a weak constriction between C1 and C2. Face below level of toruli with strong reticulation, clypeus smooth, frons with strong reticulation, antennal scrobes with weak reticulation; with genal carina. Vertex with strong reticulation.

Mesoscutum with strong reticulation, meshes isodiametric on sidelobes, ±elongate on midlobe; midlobe without median groove, with eight scattered adnotaular setae. Mesoscutellum with strong reticulation, meshes elongate, without a median groove, submedian grooves weak and indistinct; anterior pair of setae situated just in front of middle of mesoscutellum. Dorsellum with strong reticulation. Propodeal callus with two setae. Fore and hind coxae with strong reticulation, mid coxa with weak reticulation; hind coxa with a carina along posterior margin. Fore wing with four setae on dorsal surface of submarginal vein; speculum open below and towards base of wing; costal setal row unbroken.

Petiole very short, just a narrow band. Gaster elongate; medio-basal Gt 1 without incision or transverse carina dorsally, with relatively weak reticulation and shiny, remaining tergites with strong reticulation.

Relative measurements: head length, dorsal view 22; head length, frontal view 37; POL 10.5; OOL 6; lateral ocellus diameter 4; head width 49; mouth width 15; malar space 15; eye length 19.5; scape length 19; scape width 4; pedicel+flagellum length 53; pedicel length 8; pedicel width, dorsal view 4; F1 length 8.5; F1 width 4.5; F2 length 8; F2 width 5; F3 length 8; F3 width 6; clava length 18; clava width 6; C3 length 5; spicule length 1.5; mesosoma length 63; mesosoma width 44; midlobe of mesoscutum length 25; mesoscutellum length 22; mesoscutellum width 21; median part of mesoscutellum width (measured medially) nm; median part of mesoscutellum, width in anterior part nm; median part of mesoscutellum, width in posterior part nm; lateral part of mesoscutellum, width (measured medially) nm; dorsellum length 3.5; propodeum length 11; costal cell length 32; costal cell width (measured at widest part) 2.5; marginal vein length 31; stigmal vein length 11; gaster length 100; gaster width 37.5; Gt 2 length (measured medially) 8.5; Gt 4 length (measured medially) 16.5; Gt 7 length (measured medially) 9; Gt 7 width (measured at base) 12; longest cercal seta length 12; shortest cercal seta length 6.

Male. Length 1.4–2.0mm.

Antenna ( Fig. 951 ) with plaque dark brown and situated in apical one-third; dorso-basal whorls of long setae present on F1–F4 and on C1. Gaster long ovate. Otherwise as in female.

Relative measurements: head length, dorsal view 17; head length, frontal view 32; head width 45; mouth width 12.5; malar space 14.5; eye length 16; scape length 17; scape width 5; plaque length 6.5; pedicel length 6.5; pedicel+flagellum length 62.5; F1 length 5; F1 width 4; F2 length 7; F2 width 4; F3 length 8.5; F3 width 3.5; F4 length 10; F4 width 3.5; clava length 25; clava width 3.5; mesosoma length 57; mesosoma width 40; gaster length 70; gaster width 35; longest subbasal seta on F1, length 43.

Hosts. Reared from flowers of Bidens sp. ( Asteraceae ).

Distribution. Costa Rica.

Material examined.

Holotype ♀ COSTA RICA, Puntarenas, Estación Altamira, Sendero Casa Coca , 9º02’N, 83º00’W, 1450m, 7.ii-5.iii, 2002, swept, C. Hansson & Parataxonomos ( MZLU) . Paratypes (67♀ 7♂, CNC, MZLU, MZUCR, NHMUK) : 9♀ with same label data as holotype ; 2♀ COSTA RICA, Puntarenas, Estación Altamira, Estación , 9º02’N, 83º00’W, 1450m, 7.ii-5.iii.2002, swept, C. Hansson & Parataxonomos ; 2♀ 2♂ COSTA RICA, Puntarenas, Estación Altamira, Sendero Los Gigantes , 9º02’N, 83º00’W, 1450m, 7.ii-5.iii.2002, swept, C. Hansson & Parataxonomos ; 2♂ COSTA RICA, Puntarenas, Estación Altamira, Sendero Casa Coca , 9º02’N, 83º00’W, 1450-1700m, 7.ii-5.iii.2002, C. Hansson & Parataxonomos ; 3♀ ” COSTA RICA, Puntarenas, PILA, Estación Altamira, LS572100_331700, 1450m, 20.i-28.ii.1995, malaise trap, J.F. Quesada, M, Segura; 1♀ COSTA RICA, Puntarenas, Reserva Privada Karen Mogensen, 9º52′N, 85º03′W, 305m, 19-20.ii.2009, J.S. Noyes; 1♀ COSTA RICA, Cartago, Pejibaye, Estación Biológica Copal, Sendero Ron Ron, LN196107_ 563672, 1090m, 3-14.iv.2005, malaise trap, M. Moraga; 6♀ 2♂ ”COSTA RICA, Guanacaste, Bosque Nacional Diriá, Retallano, Alrededores Torre de Control de Incendio , LN 238550_358650, 600-700m, 18.x-15.xi.2001, I. Jiménez; following from same locality as previous but collected 18.ix-18.x.2001 (10♀), 15.xi-16.xii.2001 (2♀), 16.xii.2001 - 16.i.2002 (13♀) ; 1♀ COSTA RICA, Guanacaste, Zona Protectorada Nosara, Fila Maravilla , LN 221350_ 381700, 800m, 24.xi-21.xii.2001, malaise trap, I. Jiménez ; 1♀ COSTA RICA, Guanacaste, Reserva Forestal Monte Alto, Sendero La Ceiba , LN 221100_ 382950, 600m, 21.ix-22.x.2001, malaise trap, I. Jiménez ; 1♀ COSTA RICA, Guanacaste, Estación Maritza , LN 326900_ 373000, 600m, 27.i-2.ii.2001, E. Negro ; 1♀ ”COSTA RICA, Heredia, Santo Domingo , INBio-Parque, iii.2002, J.S. Noyes & J.A. Azofeifa ; 1♀ from same locality as previous but collected 16.ii.2008 ; 1♀ COSTA RICA, San José, Zurqui de Moravia , 10º03’03’’N, 84º00’22’’W, 1600m, iv.1992, P. Hanson; following from same locality as previous but collected xii.1995 (1♀), i.1996 (1♀), xi.1997 ex Bidens flowers (1♀ 1♂). Barcoded material : 1♀ COSTA RICA, Guanacaste, Area de Conservacion Guanacaste, Sector Pailas , Pailas Dos , PL12-3, 10.7631°N 85.3344°W, 820m 24-31.xii.2015 D. Janzen, W. Hallwachs ( BIOUG 52428 -E03) ; 6♀ COSTA RICA, Guanacaste, Area de Conservacion, Guanacaste , Sector Pailas , Pailas Dos PL 12-3, 10º76’N, 85º33’W, 820m, D. Janzen, W. Hallwachs, collected 22-29.xii.2016 (1♀, BIOUG 54793-H02), 9-16.ii.2017 (1♀, BIOUG 54382-D09), 12-19.vii.2019 (1♀ BIOUG 61354-F08), 2-9.i.2020 (1♀ BIOUG 59446-C11), 9-16.i.2020 (2♀ BIOUG 59449-D01, 59449-A10) ; 2♀ COSTA RICA, Guanacaste, Area de Conservacion, Guanacaste , Sector Pailas , Pailas Dos PL 12-5, 10º76’N, 85º33’W, 831m, D. Janzen, W. Hallwachs, collected 1-8.xii.2016 ( BIOUG 58263 -H07), 12-19.i.2017 ( BIOUG 57956 -C05) ; 1♀ COSTA RICA, Guanacaste, Area de Conservacion, Guanacaste , Sector Pailas , Pailas Dos PL 12-9, 10º76’N, 85º33’W, 809m, 16-23.ii.2017, D. Janzen, W. Hallwachs ( BIOUG 55743 -F08) .

Etymology. Named after the host plant from which this species was reared.

Figures

Figs 60–63. Galeopsomyia bentoni, holotype ♀ – (60) habitus dorsal view; (61) habitus lateral view. Galeopsomyia bidensiae, holotype ♀ – (62) habitus dorsal view; (63) habitus lateral view.

Figs 695–701. Head incl. antennae, lateral view ♀ – (695) Galeopsomyia bentoni; (696) G. brasiliensis; (697) G. cabroensis; (698) G. bidensiae; (699) G. camachoi; (700) G. candica; (701) G. cissusae.

Figs 951–954. Head incl. antennae/body, lateral view, paratype ♂. (951) Galeopsomyia bidensiae; (952) G. copalensis; (953) G. cresta; (954) G. domingoensis.