Euplectrus paulhansoni 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 : 70-71

Taxon classification Animalia Hymenoptera Eulophidae

Euplectrus paulhansoni Hansson sp. n. Figures 479-485, 489-491, 776

Material.

Holotype a female labeled " COSTA RICA: Guanacaste, ACG, Sendero Cuestona, 8.viii.2004, C. Moraga, ex Rejectaria splendida eating Asplundia microphylla , sibling of wasp DHJPAR0028775, 04-SRNP-34368" (BMNH). Paratypes: 17♀ 5♂: COSTA RICA: Alajuela: San Cristobal, LN 318056/383200, 600-620 m, 23. i– 23.ii.1996, malaise trap, F.A. Quesada (1♀, in INBio), 23.ii-25.ii.1996 (1♀, in BMNH), 25. ii– 16.iv.1996 (1♀, in INBio); Guanacaste: 4♀ 4♂ with same label data as holotype (BMNH, CNC, INBio, USNM); Chon, 25.xi.2009, E. Cantillano, ex Rejectaria Janzen06 eating Bolbitis portoricensis , 09-SRNP-23523, sibling of wasp DHJPAR0038561 (1♀ 1♂, in MZLU); Finca Marcos Morales, 1100-1200 m, LN 317750/594800, 28.vi-5.vii.1995, M. Segura, malaise trap (2♀, in INBio); Heredia: 3 km S Puerto Viejo, OTS-La Selva, 100 m, 2.i.1996, malaise trap (1♀, in INBio); Puntarenas: Monteverde, 1000-1350 m, LN 250850/449250, Z. Fuentes, malaise trap, 3-31.i.1993 (2♀, in BMNH), ii.1993 (2♀, in INBio), vii.1993 (2♀, in CNC, USNM).

Diagnosis.

Lower face black (Fig. 480); mandibles dark yellowish-brown to brown; fore and mid legs yellowish-white, hind leg with coxa dark brown, femur, tibia and tarsus yellowish-brown (Fig. 479); petiole 1.0 × as long as wide; gaster with anterior ½ dark brown with a white marking shaped like an hour-glass with distal part wider than basal part, posterior ½ dark brown (Figs 482, 483); male scape slightly enlarged (Fig. 485), widest medially, 3.3 × as long as wide.

Description.

Female. Length of body 2.3 mm. Antenna with scape and pedicel yellowish-brown, flagellum dark brown (Fig. 484). Mandibles dark yellowish-brown to brown and palpi yellowish-white. Head including lower face black and shiny (Fig. 480). Frons close to eyes with two rows of setae (Fig. 489). Vertex with very weak reticulation (Fig. 490). Occipital margin with a carina behind ocellar triangle (Fig. 490).

Mesosoma black and shiny (Fig. 479). Scutellum 0.9 × as long as wide; with very weak reticulation, median part partly smooth (Fig. 491). Dorsellum along anterior margin with a deep groove that is divided by three weak longitudinal carinae (Fig. 776), groove medially 0.3 × as long as length of dorsellum. Propodeum smooth and shiny (Fig. 776); anteromedially with a semicircular cup that is strongly raised in posterior part; propodeal callus with six setae. Legs (Fig. 479): fore and mid legs yellowish-white; hind leg with coxa dark brown, femur, tibia and tarsus yellowish-brown. Fore wing: costal cell with one complete row of setae on ventral surface, and margin with seven setae in apical ½; with 23 admarginal setae, in basal ½ in one row in apical ½ in two rows.

Gaster with anterior ½ dark brown with a white marking shaped like an hour-glass with distal part wider than basal part, posterior ½ dark brown (Fig. 482).

Ratios. HE/MS/WM = 2.1/1.1/1.0; POL/OOL/POO = 9.0/5.8/1.0; OOL/DO = 1.2; WE/WF/WH/HH = 1.0/2.6/4.7/3.6; WH/WT = 1.1; PM/ST = 1.7; TS1/TS2/LT/LT1/LT2/LT3/LT4 = 4.0/2.2/6.4/2.0/2.3/1.0/2.0; LP/WP = 1.0; MM/LG = 1.1.

Male. Length of body 1.9 mm. Scape yellowish-brown, slightly enlarged, widest medially, with sensory pores limited to apical ⅔ of ventral margin, sensory area yellowish-brown (Fig. 485). Similar to female except shorter gaster.

Ratios. LC/WS = 3.3; MM/LG = 1.2.

Hosts and biology.

Feeding on penultimate instar larvae of Rejectaria splendida ( Erebidae ) feeding on Asplundia microphylla ( Cyclanthaceae ), Rejectaria Janzen06 feeding on Bolbitis portoricensis ( Lomariopsidaceae ), parasitoid cocoons stuck to dead larva and substrate.

Distribution.

Costa Rica (Alajuela, Guanacaste, Heredia and Puntarenas Provinces).

Etymology.

This species is named after Paul E. Hanson, in recognition of his contribution to the understanding of ACG Hymenoptera taxonomy.