Omphale cornula, Hansson, Christer & Shevtsova, Ekaterina, 2012

Hansson, Christer & Shevtsova, Ekaterina, 2012, Revision of the European species of Omphale Haliday (Hymenoptera, Chalcidoidea, Eulophidae), ZooKeys 232, pp. 1-157 : 32-35

Omphale cornula sp. n. Figures 93-107483508

Material.

Holotype female (ZMUC), glued to a card, labelled: "DENMARK: E-Jutland, Glatved, 56°17'N, 10°50'E, 16.vii.2003, T. Munk". Paratypes. 10♀ 4♂: DENMARK: 1♀ from same locality as holotype but collected 11.vii.2005 (ZMUC). FRANCE: 1♀ "Dordogne, Les Eyzies, 4.viii.1974, M.W.R. de V. Graham" (BMNH); 1♀ "Dordogne, nr. Allas “Thomas” (3) 5.viii.1974, M.W.R. de V. Graham" (BMNH); 2♂ "Dordogne, nr. St Cyprien (Castels marsh) (2), 5.viii.1974, M.W.R. de V. Graham" (BMNH); 1♀ from same locality as previous but collected 7.viii.1974 (BMNH); 1♀ "Dept Jura, Viry, 21.vii.1971, M.J. Gijswijt" (RMNH); 1♀ "Gavarnie, Soula de Sarre, 1400-1450 m, 16.vii.1975, A.C. & W.N. Ellis" (RMNH). NETHERLANDS: 1♀ "Kenn-duin, 18.viii.1965, M.J. Gijswijt" (RMNH). SWEDEN: 1♀ 1♂ “Skåne, Vomb, 55°40'N, 13°33'E, 1.viii.1984, C. Hansson" (BMNH); 1♀ from same locality as previous but collected 18.vii.2006 (BMNH); 1♀ “Skåne, Silvåkra, 13.vii.1979, C. Hansson" (CH). UNITED KINGDOM: 1♂ "England, Surrey, Coulsdon Common, Happy Valley, 14.vii.1979, J.S. Noyes" (BMNH).

Diagnosis.

Female flagellum short (Figs 93, 101), pedicel and flagellum 1.5 × as long as distance between eyes; thoracic dorsum bluish green metallic, scutellum usually with lateral parts pale or palish (Figs 94, 95); all coxae metallic (Fig. 93); female gaster 1.3 –1.5× as long as mesosoma.

Description.

Female. Length of body 1.2-1.5 mm. Antenna with scape pale brown with dorsal edge dark brown; pedicel and flagellum dark brown; pedicel + flagellum 1.5 × as long as distance between eyes; first flagellomere 1.2 × as long and 1.2 × as wide as second flagellomere (Fig. 101); flagellomeres 2-4 ventrally with one set of setae attached subbasally and reaching beyond apex of flagellomere attached to; clava 2-segmented. Face bluish purple metallic (Fig. 96), strigose Fig. 102; clypeus golden green, smooth, semicircular, 2.0 × as wide as high; gena golden green; lower frons with parts between antennal scrobes and eyes bluish purple metallic, with strong reticulation, interscrobal area and parts below level of toruli golden green, with weak reticulation; antennal scrobes join on frontal suture; frontal suture V-shaped; upper frons golden green, with weak reticulation; vertex bluish green metallic, with very weak reticulation (Fig. 103). Occipital margin rounded (Fig. 103).

Mesoscutum bluish green metallic (Fig. 94), with engraved reticulation (Fig. 100), midlobe with one pair of setae (posterior pair); notauli as narrow grooves in anterior ½ and as indistinct impressions in posterior ½. Scutellum bluish green metallic, holotype with lateral parts dark brown with bluish green metallic tinges, one paratype with three wide longitudinal stripes, with lateral stripes pale brown with metallic tinges and median stripe bluish-green metallic (as in Fig. 200), one paratype with scutellum bluish green metallic with anterior corners yellowish brown (Fig. 94); with engraved reticulation (Fig. 100); 1.0 × as long as wide, with anterior margin smoothly curved forward. Axillae bluish green metallic (Fig. 94). Dorsellum brown with metallic tinges (Fig. 94), smooth and convex (Fig. 100), 0.3 × as long as wide, and 0.8 × as long as length of median propodeum. Entire lateral mesosoma bluish green metallic (Fig. 93); transepimeral sulcus curved forwards. Propodeum with median part golden green and lateral parts bluish green metallic (Fig. 94), smooth (Fig. 100); propodeal callus with two setae. Legs with coxae bluish green metallic (Fig. 93); femora dark brown; tibiae yellowish brown to pale brown; tarsi dark brown; midleg with first tarsomere 0.3 × as long as length of tarsus. Forewing transparent, veins yellowish brown and setae dark brown (Fig. 98); speculum closed; admarginal setae 4-7 arising from marginal vein; radial cell bare; postmarginal vein 1.2 × as long as stigmal vein; stigmal vein slender. Hind wing transparent, apex pointed (Fig. 98). Forewing WIP (Fig. 99) with apical ½ a mix of yellow and magenta, basal ½ magenta, surface close to foremargin blue.

Petiole dark brown. Gaster dark brown with bluish green to bluish purple metallic tinges, elongate ovate and 1.2 –1.5× as long as length of mesosoma; 7th tergite short, 0.3 × as long as wide and 0.05 × as long as length of gaster.

Male. Length of body 1.0-1.2 mm. Features as in female except as follows. Scape golden green with base yellowish brown, pedicel and flagellum dark brown metallic; pedicel + flagellum 2.3 × as long as distance between eyes; flagellomeres 1-4 with verticillate setae and with setae reaching beyond apex of flagellomere attached to, without scattered setae apical to basal whorl (Fig. 105); clava 1-segmented. Face golden green (Fig. 97), strigose (Fig. 106); clypeus golden green, with irregular sculpture, trapezoid, 1.6 × as wide as high; gena golden green or golden red; lower frons golden green, with weak reticulation; antennal scrobes join on frontal suture; frontal suture V-shaped; upper frons golden red, with weak reticulation; vertex golden red, with engraved weak reticulation (Fig. 107).

Mesoscutum golden green (Fig. 95) or golden, with engraved reticulation (Fig. 104), midlobe with one pair of setae (posterior pair). Scutellum golden green with sides yellowish brown (Fig. 95); 1.1 × as long as wide. Axillae golden green (Fig. 95). Dorsellum dark brown with metallic green tinges (Fig. 95), concave and smooth (Fig. 104), 0.3 × as long as wide, and 0.4 × as long as length of median propodeum. Propodeum golden with red tinges. Lateral pronotum, prepectus, mesepisternum and mesepi-meron metallic bluish green. Legs with coxae and femora dark brown metallic; tibiae yellowish brown to pale brown; foretarsus dark brown, mid- and hind tarsi yellowish brown. Forewing admarginal setae 4.

Gaster dark brown with metallic tinges, 1.0 –1.3× as long as length of mesosoma. Phallobase and aedeagus as in Fig. 483.

Host.

Unknown.

Distribution.

Denmark, France, Netherlands, Sweden, United Kingdom (Fig. 508).

Etymology.

From the Latin cornu = horn, cornula is a diminutive form, referring to the short antennae.