Galeopsomyia plaumanni 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 : 151-152

Galeopsomyia plaumanni Hansson sp.nov.

( Figs 178, 179 , 721 )

Diagnosis (female). Antennal clava with a constriction between C1 and C2 ( Fig. 721 ); genal carina short, present close to mouth opening; mesoscutellum ( Fig. 178 ) with ±isodiametric meshes; antero-median part of median carina on propodeum raised as a tooth ( Fig. 178 ); hind coxa with a carina along posterior margin; gaster ( Fig. 178 ), 3.6× as long as wide, and high in lateral view, Gt 2 0.13× as long as Gt 4, medio-basal Gt 1 with a sharp transverse edge dorsally, and with same strong reticulation as remaining tergites.

Female holotype: length of body 3.2mm.

Scape yellowish-brown, pedicel and flagellum dark brown. Head with frons golden-green, antennal scrobes and clypeus black; vertex metallic bluish-green. Thoracic dorsum golden-green. Legs with fore and mid coxae dark brown with metallic tinges, hind coxa golden-green; trochanters dark yellowish-brown; fore and mid femora dark brown with metallic tinges and with apical part yellowish-brown, hind femur golden-green with apex yellowish-brown; tibiae yellowish-brown; T1–3 yellowish-brown, T4 pale brown. Petiole black. Gaster with Gt 1 golden-green, remaining tergites black with metallic blue and purple tinges; gonoplac black.

Antenna with a constriction between C1 and C2. Frons with strong reticulation, clypeus smooth, antennal scrobes with weak reticulation; genal carina short, present close to mouth opening. Vertex with strong reticulation.

Mesoscutum with strong reticulation, meshes isodiametric; midlobe with a very weak median groove in posterior two-thirds, with ten scattered adnotaular setae. Mesoscutellum with strong reticulation, meshes ±isodiametric; submedian grooves very weak, straight and diverging slightly towards posterior part. Dorsellum with strong reticulation. Propodeum with triangular median carina with anterior part raised in a tooth; 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 six setae on dorsal surface of submarginal vein; speculum open below and towards base of wing; costal setal row unbroken.

Petiole transverse. Gaster elongate; medio-basal Gt 1 with a sharp transverse edge dorsally, and with same strong reticulation as remaining tergites.

Relative measurements: head length, dorsal view 26; head length, frontal view 47; POL 16; OOL 7; lateral ocellus diameter 5.5; head width 62; mouth width 21; malar space 17; eye length 25.5; scape length 21; scape width 5.5; pedicel+flagellum length 53; pedicel length 9.5; pedicel width, dorsal view 4.5; F1 length 7.5; F1 width 6; F2 length 8; F2 width 6; F3 length 6.5; F3 width 6; clava length 18; clava width 6.5; C3 length 6.5; spicule length 2; mesosoma length 66; mesosoma width 62; midlobe of mesoscutum length 34; mesoscutellum length 32; mesoscutellum width 33; 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 4.5; propodeum length 9.5; costal cell length 43; costal cell width (measured at widest part) 3.5; marginal vein length 48; stigmal vein length 13; gaster length 150; gaster width 42; Gt 2 length (measured medially) 6; Gt 4 length (measured medially) 45; Gt 7 length (measured medially) 18; Gt 7 width (measured at base) 19; longest cercal seta length 14; shortest cercal seta length 5.

Male. Unknown.

Hosts. Unknown.

Distribution. Brazil.

Material examined.

Holotype ♀ BRAZIL, Santa Catarina, Nova Teutonia , 27°11’N, 52°23’W, 17.xi.1938, F. Plaumann ( NHMUK).

Etymology. Named in honour of Fritz Plaumann, collector of material from Brazil.

Figures

Figs 176–179. Galeopsomyia philyra, holotype ♀ – (176) habitus dorsal view; (177) habitus lateral view. Galeopsomyia plaumanni, holotype ♀ – (178) habitus dorsal view; (179) habitus lateral view.

Figs 717–723. Head incl. antennae, lateral view ♀ – (717) Galeopsomyia perseae; (718) G. ramyamanjunathae; (719) G. saga; (720) G. noyesi; (721) G. plaumanni; (722) G. rubii; (723) G. seminarum.