Taxon classification Animalia Hymenoptera Eulophidae

Euplectrus magdae Schauff Figures 18, 616-622, 630-632, 794

Euplectrus magdae Schauff in Schauff & Janzen, 2001: 210-214. Holotype ♀ (INBio), not examined.

Material.

Type material: 1♀ paratype of Euplectrus magdae (BMNH). Additional material: COSTA RICA: 42♀ 11♂ from Guanacaste Province; caterpillar project voucher codes: 94-SRNP-6167, 96-SRNP-11096, 99-SRNP-11068, 00-SRNP-19037, 01-SRNP-9851, 01-SRNP-16124, 05-SRNP-46987, 07-SRNP-46045, 11-SRNP-56354 (BMNH, CNC, INBio, MZLU, MIUCR, USNM).

Diagnosis.

Lower face medially yellowish-brown, pale area reaching to level of outer lateral margins of toruli (Fig. 617); vertex reddish-brown; dorsellum anteriorly with two large foveae (Fig. 794); fore and mid legs yellowish-white, hind leg with coxa yellowish-brown, femur with basal ½ yellowish-white and apical ½ yellowish-brown, tibia and tarsus yellowish-white (Fig. 616); petiole 0.9 × as long as wide in female, 1.2 × in male; gaster with anterior ½ yellowish-white (female, Fig. 619), or dusky white (male, Fig. 620), with dark brown lateral margins, posterior ½ dark brown.

Description.

Female. Length of body 3.0 mm. Antenna with scape, pedicel and flagellomeres 1-2 yellowish-white, 3-4 pale brown, 5-6 dark brown (Fig. 621). Mandibles and palpi white. Head black and shiny, lower face medially yellowish-brown, pale area reaching to level of outer lateral margins of toruli, with part between pale area and eyes black (Fig. 617), and vertex reddish-brown. Frons close to eyes with three rows of setae (Fig. 630). Vertex smooth (Fig. 631). Occipital margin with a carina behind ocellar triangle (Fig. 631).

Mesosoma black and shiny (Fig. 616). Each sidelobe of mesoscutum with 14 setae. Scutellum 0.9 × as long as wide; with weak engraved reticulation (Fig. 632). Dorsellum anteriorly with two large foveae (Fig. 794), surface behind foveae reticulate. Propodeum with very weak reticulation (Fig. 794); anteromedially with a transverse triangular cup; propodeal callus with eight setae. Legs (Fig. 616): fore and mid legs yellowish-white, hind leg with coxa yellowish-brown, femur with basal ½ yellowish-white and apical ½ yellowish-brown, tibia and tarsus yellowish-white. Fore wing with submarginal vein with five setae; costal cell on ventral surface with two rows of setae, and margin with five setae close to marginal vein; with 24 admarginal setae, in two rows.

Gaster with anterior ½ yellowish-white with dark brown lateral margins, posterior ½ dark brown (Fig. 619).

Ratios. HE/MS/WM = 2.2/1.0/1.2; POL/OOL/POO = 5.8/3.8/1.0; OOL/DO = 1.3; WE/WF/WH/HH = 1.0/2.5/4.6/3.1; WH/WT = 1.1; PM/ST = 2.1; TS1/TS2/LT/LT1/LT2/LT3/LT4 = 3.8/2.5/6.2/2.3/1.5/1.0/1.5; LP/WP = 0.9; MM/LG = 1.1.

Male. Length of body 1.8 mm. Scape white, expanded and widest close to base (Fig. 622), sensory pores confined to a wide groove along entire ventral margin. Otherwise similar to female except legs paler: fore and mid coxae white, femora yellowish-white in basal ½, yellowish-brown in apical ½, tibiae and tarsi yellowish-brown; petiole longer; gaster with anterior ½ dusky white with dark brown lateral margins (Fig. 620), and shorter.

Ratios. LC/WS = 2.7; LP/WP = 1.2; MM/LG = 1.5.

Hosts and biology.

Dasylophia maxtlaDHJ06 (Schauff and Janzen 2001); new records: Chliara croesus feeding on Andira inermis, Colax apulusDHJ01 feeding on Pterocarpus orbiculatus, Dasylophia guarana feeding on Platymiscium parviflorum, Hapigiodes sigifredomarini feeding on Lonchocarpus guatemalensis, Pentobesa pinnaDHJ02 feeding on Inga vera and Inga punctata . All hosts are Notodontidae, and all host plants are Fabaceae .

Distribution.

Costa Rica (Guanacaste Province).