Euplectrus bobwhartoni Hansson

Female. Length of body 2.6 mm. Antenna with scape yellowish-white in basal ½ and yellowish-brown in apical ½, pedicel yellowish-brown, flagellomeres 1–4 yellowish-brown ventrally and dark brown dorsally, 5–6 dark brown (Fig. 58). Mandibles and palpi white. Head black and shiny, lower face medially yellowish-white with median part yellowish-brown, pale area reaching slightly outside outer lateral margin of toruli, with parts between pale area and eyes black (Fig. 61). Frons close to eyes with two rows of setae (Fig. 67). Vertex smooth (Fig. 68). Occipital margin rounded (Fig. 68). Mesosoma black and shiny (Fig. 60). Each sidelobe of mesoscutum with 13 setae. Scutellum 1.0× as long as wide; smooth medially and with very weak engraved reticulation laterally (Fig. 69). Dorsellum along anterior margin with a groove that is very narrow laterally and wide medially, medially 0.4× as long as length of dorsellum, groove is divided by longitudinal carinae (Fig. 740). Propodeum partly with very weak reticulation and partly smooth (Fig. 740); anteromedially with a short and wide triangular cup; propodeal callus with 12 setae. Legs yellowish-brown (Fig. 60). Fore wing: costal cell with two rows of setae on ventral surface, and margin with two setae close to marginal vein; with 24 admarginal setae, in two rows. Gaster yellowish-brown with dark brown lateral margins (Fig. 62). Ratios. HE/MS/WM = 2.1/1.0/1.3; POL/OOL/POO = 6.7/3.8/1.0; OOL/DO = 1.4; WE/WF/WH/HH = 1.0/2.6/4.6/3.5; WH/WT = 1.1; PM/ST = 1.2; TS1/TS2/LT/LT1/LT2/LT3/LT4 = 3.2/1.7/6.0/1.8/1.3/1.0/1.7; LP/WP = 0.5; MM/LG = 1.0. Male. Unknown.

Costa Rica (Guanacaste and Puntarenas Provinces).