Kolopterna nartshukae ( Kostjukov, 1976 a )

Yegorenkova, Ekaterina N. & Yefremova, Zoya A., 2024, Revision of the genus Kolopterna Graham (Hymenoptera: Eulophidae), with description of three new species, Israel Journal of Entomology (Oxford, England) 53 (17), pp. 63-91 : 75-78

Kolopterna nartshukae ( Kostjukov, 1976 a)

( Figs 5A–F, 6A–F)

Tetrastichus nartshukae Kostjukov, 1976 a: 89 .

Kolopterna nartshukae (Kostjukov) : Kostjukov & Kosheleva 2006: 106.

Diagnosis: Female. POL 1.2× OOL; F1 4.8×, F2 2.6×, clava 2.5× as long as wide ( Fig. 5 В, D). Pronotum 0.50× as long as mesoscutum ( Fig. 5A), mesoscutum with three rows of 9 adnotaular setae on each side, scutellum without submedian lines ( Fig. 5B). Forewing with apical margin, between PMV and apex of wing, ciliate, speculum closed below, SMV with 4 setae, MV 1.32× longer than costal cell. Gaster 2.0× as long as wide ( Fig. 5C). Color of mesosoma yellow, gaster dark brown. Male. Antenna ( Fig. 6E). Scape with ventral plaque about 0.75× length of scape, F1 – 4 with whorled setae. Whorled setae of F1 reaching apex of F2, F2 reaching apex of F3, whorls of F3 reaching base of clava.

Description: Female. Body length 2.0– 2.3 mm (HT 2.2 mm).Color. Head yellow, occiput yellow, antenna brownish, scape yellow in apical ⅓ and dorsally brownish, eyes dark red; ocelli red, mandibles yellow. Mesosoma yellow, legs yellow, coxae brownish. Gaster brown. Head. 2.25× as wide as long; eye 1.4× as long as height and 1.3× as long as malar space. Malar sulcus with sublinear fovea below eye, extending 0.6× length of gena. POL 1.2× OOL. Antenna inserted above lower level of eyes; with scape 4.5× as long as wide and 1.3× as long as eye. Pedicel 2.2× as long as wide, 1.4× as long as F1. Flagellum with 2 anelli, the second anellus with 2 setae, F1 3.8× as long as wide, and 1.4× as long as F2, F2 2.6× as long as wide, and F3 1.75× as long as wide, clava 3-segmented, 2.5× as long as wide and 2.1× as long as F3 ( Fig. 5D, E). Antenna with pedicel plus flagellum 1.45× as long as width of mesoscutum. Mesosoma. Pronotum 3.8× as wide as long and 0.5× as long as mesoscutum. Mesoscutum, finely reticulate 1.25× as wide as long, with three rows of adnotaular setae on each side: first row with 4 setae, second with 3 setae, third with 2 setae, median line indistinct. Scutellum 1.1× as wide as long, without distinct submedian lines. Dorsellum 2.7× as wide as long. Propodeum 4.0× as wide as long, and 1.1× as long as dorsellum, callus with 4 setae in one row ( Fig. 5B), spiracles small with paraspiracular rim. Forewing 2.4× as long as wide; apical margin, between PMV and apex of wing, ciliate; speculum large and extending along MV, closed; MV 1.1× shorter than costal cell, SMV with 4 setae; MV 1.1× as long as SMV and 5.4× length of STV, its front edge with 8 setae; ST bare except for 4 setae in the middle of the stigma; PMV as stub. Hindwing apically rounded. Legs: hind tarsi with T2 2.0× as long as T1. Metasoma. Petiole small, conical. Gaster 1.6–2.0× as long as wide (1.85× in Fig. 5C).

Male. Body length 1.53 mm. Color as in female ( Fig. 6A, C). Head. 2.7× as wide as long. Malar sulcus with sublinear fovea below eye extending 0.6× length of gena ( Fig. 6D). POL 1.2× OOL. Antenna ( Fig. 6E) with scape 4.0× as long as wide, with ventral plaque about 0.75× as long as scape, pedicel 2.0× as long as wide, with 1 anellus; F1 2.5× as long as wide, F2, F3 3.0× as long as wide, F4 2.5× as long as wide, clava 3-segmented, 5.0× as long as wide and 2.3× as long as F4. Clava with long apical sensillum. F1 – 4 with whorled setae, whorled setae of F1 reaching apex of F2, F2 reaching apex of F3, whorls of F3 reaching base of clava. Mesososma. Pronotum 3.3× as wide as long. Mesoscutum finely reticulate 1.0× as wide as long, with 6 adnotaular setae on each side. Scutellum 1.3× as wide as long, with two pair of setae. Propodeum 3.1× as wide as long, reticulate ( Fig. 6A). Callus with 4 setae in one row. Forewing 2.4× as long as wide. SMV with 4 setae, speculum extending ⅓ below MV ( Fig. 6F). Metasoma. Petiole small, conical. Gaster 2.3× as long as wide.

Holotype (examined, Fig. 5A – F): Turkmenistan: ♀, Karabil , 36°15'N 63°30'E, 17.viii.1973, E. Narchuk, on Sphaerophysa salsula (ZISP) .

Additional material examined: Turkmenistan: 14♀, Karabil , ' 15 km E from Humala' [36°02'N 63°05'E], 16.viii.1973, E. Narchuk (ZISP; specimens not included in type series by Kostjukov (1976)) . Cyprus: 1♀, Troodos Mts , Pedoulas, 34°58'03"N 32°49'43"E 5.viii. 1993, F. Kaplan (SMNHTAU) ; Israel: 1 ♂, Tel Dan , 33°14'52"N 35°39'05"E, 8.xi.1984, A. Freidberg (SMNHTAU) ; 1♀, Kokhav haYarden, 32°35'44"N 35°31'15"E, 12.ix.1987, A. Freidberg (SMNHTAU) ; 1♀, Kokhav haYarden, 32°35'44"N 35°31'15"E, 12.ix.1987, A. Freidberg (SMNHTAU) ; 2♀, Herzliyya , beach, 32°12'N 34°39'E, 27.viii.2007, A. Freidberg (SMNHTAU) ; 1♀, same data, 23.vi.2007, A. Freidberg (SMNHTAU) .

Distribution: * Cyprus, * Israel, Turkmenistan.

Host: Collected in Turkmenistan on Sphaerophysa salsula (Pall.) DC. ( Fabaceae ). This plant is native to Central Asia, has been introduced in the USA, and is considered as an invasive pest and noxious weed in part of the Western states of the USA ( DiTomaso et al. 2013; CABI 2024)

Remark: The male of K. nartshukae is described here for the first time.