Euplectrus ivonae Schauff 2001

Female. Length of body 2.6 mm. Antenna with scape yellowish-white in basal ½, yellowish-brown in apical ½, pedicel and flagellomere 1 yellowish-brown, 2–6 dark brown dorsally and yellowish-brown ventrally (Fig. 601). Mandibles and palpi yellowish-white. Head black and shiny, lower face yellowish-brown with a black stripe the width of smallest diameter of toruli close to eyes (Fig. 597). Frons close to eyes with one row of setae that deviates away from eyes in upper part (Fig. 613). Vertex smooth (Fig. 614). Occipital margin with a carina behind ocellar triangle (Fig. 614). Mesosoma black and shiny (Fig. 596). Each sidelobe of mesoscutum with 12 setae. Scutellum 1.0× as long as wide; with weak engraved reticulation (Fig. 612). Dorsellum anteriorly with a very wide groove that is divided by longitudinal carinae (Fig. 792), groove medially 0.7× as long as length of dorsellum. Propodeum with very weak reticulation (Fig. 792); anteromedially with a transverse semicircular cup; propodeal callus with ten setae. Legs yellowish-white with hind coxa and hind femur yellowish-brown (Fig. 596). Fore wing: costal cell on ventral surface with one row of setae, and margin with three setae close to marginal vein; with 13 admarginal setae, in one row. Gaster with anterior ½ yellowish-brown with dark brown lateral margins, posterior ½ dark brown with apex reddish-brown (Fig. 599). Ratios. HE/MS/WM = 2.6/1.0/1.4; POL/OOL/POO = 5.6/2.6/1.0; OOL/DO = 1.1; WE/WF/WH/HH = 1.0/2.4/4.2/3.3; WH/WT = 1.0; PM/ST = 1.5; TS1/TS2/LT/LT1/LT2/LT3/LT4 = 4.6/2.8/8.0/2.7/1.7/1.0/2.0; LP/WP = 0.8; MM/LG = 0.9. Male. Length of body 2.2 mm. Scape slightly expanded and widest above the middle and with base narrow (Fig. 602), sensory pores confined to apicoventral ⅔ (Fig. 426). Otherwise similar to female except lower face white (Fig. 598); gaster with anterior ½ white with dark brown anterolateral margins and posterior ½ dark brown (Fig. 600). Ratios. LC/WS = 3.4; MM/LG = 0.9.

Costa Rica (Guanacaste Province) (Schauff and Janzen 2001).