Euplectrus dianariasae Hansson

Hansson, Christer, Smith, M. Alex, Janzen, Daniel H. & Hallwachs, Winnie, 2015, Integrative taxonomy of New World Euplectrus Westwood (Hymenoptera, Eulophidae), with focus on 55 new species from Area de Conservacion Guanacaste, northwestern Costa Rica, ZooKeys 485, pp. 1-236 : 40-41

Taxon classification Animalia Hymenoptera Eulophidae

Euplectrus dianariasae Hansson sp. n. Figures 145-148, 152-154, 751

Material.

Holotype a female labeled "COSTA RICA: Guanacaste, ACG, Sector Pitilla, Sendero Nacho, 27.ix.2011, M. Rios, ex Antiblemma Poole21DHJ02 eating Meriania phlomoides , sibling of wasp DHJPAR0048227, 11-SRNP-32924" (BMNH). PARATYPE: 1♀ "COSTA RICA: Guanacaste, ACG, Sector Pitilla, Sendero Laguna, 29.ix.2011, F. Quesada, ex Antiblemma Poole21DHJ02 eating Meriania phlomoides, sibling of wasp DHJPAR0046906, 11-SRNP-32973" (INBio).

Diagnosis.

Lower face with median part dark reddish-brown, pale area reaching to level of median part of toruli (Fig. 146); dorsellum without a groove or foveae along anterior margin (Fig. 751); fore and mid coxae white, remaining parts of fore and mid legs predominantly yellowish-white; hind leg yellowish-white (Fig. 145); petiole 1.3 × as long as wide; gaster with anterior ½ yellowish-white with dark brown lateral margins, posterior ½ dark brown (Fig. 147). Morphologically identical to Euplectrus gavinbroadi .

Description.

Female. Length of body 2.2 mm. Antenna with scape and pedicel yellowish-brown, flagellomeres 1-2 pale brown, 3-6 dark brown (Fig. 148). Mandibles and palpi yellowish-white. Head black and shiny, lower face with median part dark reddish-brown, pale area reaching to level of median part of toruli, with parts between pale area and eyes black (Fig. 146). Frons close to eyes with one sparse row of setae (Fig. 152). Vertex with very weak reticulation (Fig. 153). Occipital margin with a carina behind ocellar triangle (Fig. 153).

Mesosoma black and shiny (Fig. 145). Each sidelobe of mesoscutum with eight setae. Scutellum 1.0 × as long as wide, with weak reticulation (Fig. 154). Dorsellum without a groove or foveae along anterior margin (Fig. 751). Propodeum with very weak reticulation (Fig. 751); anteromedially with a semicircular cup; propodeal callus with nine setae. Legs (Fig. 145): fore and mid coxae white, remaining parts of fore and mid legs predominantly yellowish-white; hind leg yellowish-white. Fore wing: costal cell on ventral surface with one complete row of setae and with a short row with three setae in front of complete row, and margin with five setae in apical ½; with 19 admarginal setae, mainly in one row but with three rows in apical ⅓.

Gaster with anterior ½ yellowish-white with dark brown lateral margins, posterior ½ dark brown (Fig. 147).

Ratios. HE/MS/WM = 2.4/1.0/1.3; POL/OOL/POO = 4.3/1.9/1.0; OOL/DO = 1.2; WE/WF/WH/HH = 1.0/2.1/4.3/3.4; WH/WT = 1.1; PM/ST = 1.5; TS1/TS2/LT/LT1/LT2/LT3/LT4 = 3.8/2.4/6.2/1.6/1.3/1.0/1.8; LP/WP = 1.3; MM/LG = 1.0.

Male. Unknown.

Hosts and biology.

Feeding on intermediate and third instar larvae of Antiblemma Poole21DHJ02 ( Erebidae ) feeding on Meriania phlomoides ( Melastomataceae ), parasitoid cocoons stuck to dead larva and substrate.

Distribution.

Costa Rica (Guanacaste Province).

Etymology.

This species is named after Diana C. Arias-Penna, in recognition of her contribution to the understanding of ACG Hymenoptera taxonomy.