Diglyphomorphomyia albicoxa, Hansson, 2022

Hansson, Christer, 2022, Diglyphomorphomyia Girault (Chalcidoidea: Eulophidae) new to the Neotropical region including nine new species, Zootaxa 5141 (4), pp. 321-340 : 324-325

Diglyphomorphomyia albicoxa sp. nov.

Figs 3, 4 , 26

Diagnosis. Body ( Figs 3, 4 ) yellowish-brown, except dark brown flagellum, antennal scrobes ( Fig. 26 ), hind tibia, Gt 4–6 and gonoplac, and white coxae and trochanters, fore wing hyaline with median one-third infuscate with part below stigmal vein and below base of marginal vein dark brown ( Fig. 3 ); pronotal collar with a carina along anterior margin ( Fig. 4 ); midlobe of mesoscutum with three pairs of long and strong setae ( Fig. 4 ); mesoscutellum with sublateral grooves sinuate in lateral part, joining in posterior part ( Fig. 4 ).

Description (female holotype). Length 1.8mm. Frons and vertex smooth, without reticulation; Pronotal collar with a carina along anterior margin. Mesoscutum with weak reticulation; midlobe with three pairs of long and strong setae. Mesoscutellum, axillae, dorsellum and propodeum smooth, without reticulation; mesoscutellum with sublateral grooves joining in posterior part; propodeal callus with seven setae. Fore wing with five setae on dorsal surface of submarginal vein; with ten admarginal setae; costal cell with a row of eight setae on ventral surface, apico-dorsal margin with two setae. Gaster short ovate.

Colour. Head yellowish-brown with antennal scrobes black. Antennae with scape and pedicel yellowish-brown, flagellum F1–3 dark brown dorsally and yellowish-brown ventrally, F4 and clava dark brown. Mesoscutum, mesoscutellum, dorsellum and propodeum yellowish-brown, propodeum darkest. Legs with coxae and trochanters white, remaining parts of legs yellowish-brown, except dark brown hind tibia. Fore wing hyaline with median one-third infuscate with part below stigmal vein and below base of marginal vein darker; hind wing hyaline. Petiole and gaster yellowish-brown, Gt 4–6 and gonoplac dark brown.

Relative measurements. Head: length in dorsal view 21; length in frontal view 32; width 46; POL 9.5; OOL 6.5; mouth width 14; malar space 8.5; eye height 21; lateral ocellus maximum width 4; scape length 18.5; scape width 3; pedicel length 6; pedicel width in dorsal view 3.5; pedicel+flagellum length 43; F1 length 7; F2 length 6; F3 length 6; F4 length 5.5; antennal clava length 11; F1 width 3; F2 width 3.5; F3 width 4; F4 width 5; antennal clava width 5.5. Mesosoma: length 62; width 39; midlobe of mesoscutum length 25; mesoscutellum length 25; mesoscutellum width 20; dorsellum length 2; propodeum length 12; mid tarsus length 22; mid tarsus T4 length 6; hind tarsus length 23; hind tarsus T4 length 5; fore wing length 71; fore wing width 44; costal cell length 33; costal cell width 2; marginal vein length 27; postmarginal vein length 11; stigmal vein length 11. Gaster: length 63; width 42.5; Gt 1 length 32; Gt 7 length 4; Gt 7 width 10.

Variation in paratypes. Length 1.4–1.7mm. Fore wing submarginal vein with 5–7 setae on dorsal surface. Propodeal callus with 5–8 setae. Otherwise as in holotype.

Male. Unknown.

Distribution. Costa Rica.

Etymology. From the Latin albus = white, referring to the white coxae.

Material. Holotype female: COSTA RICA, Guanacaste, B.N. Diriá, Retallano, alrededores de Torre de Control de Incendio, LN 238550_358650, 600–700m, 16.xii.2001 – 16.i.2002, Malaise trap, I. Jiménez ( NHMUK) . Paratypes (5♀, MZLU, MZUCR, NHMUK) : 1♀ COSTA RICA, Alajuela, 5km W San Ramón on Route 1, 1200m, iv.1997, P. Hanson ; 1♀ COSTA RICA, Alajuela, 5km W San Ramón , 1200m, vi.1997, O. Castro & P. Hanson ; 1♀ COSTA RICA, Limón, Reserva Biológica Hitoy Cerere, Valle de Estrella , LS 398100 _572800, vi-viii.1994, G. Carballo; 2♀ COSTA RICA, Puntarenas, Reserva Privada Karen Mogensen , 9º52’N, 85º03’W, 305m, 14–15.ii.2005, J.S. Noyes .

Figures

FIGURES 1–4. Diglyphomorphomyia spp. nov., females; 1–2. D. albiclava; 1 body in lateral view, paratype; 2 body in dorsal view, holotype; 3–4. D. albicoxa; 3 body in lateral view, paratype; 4 body in dorsal view, holotype.

FIGURES 25–30. Diglyphomorphomyia spp. nov., head in frontal view, females; 25 D. albiclava, paratype; 26 D. albicoxa, paratype; 27 D. cristata, holotype; 28 D. metallica, holotype; 29 D. parva, paratype; 30 D. pedunculata, paratype.