Eunotus argenteus Kang & Hu sp. nov.

Fig. 3 A – G

Type material.

Holotype. • ♀, card mounted, Xinjiang, Ruoqiang, Altun Mountain Nature Reserve, 36°58'10.8984"N, 90°14'44.916"E, Altitude: 4021.95 m, 16.VII.2021. Coll. Ning Kang . Paratypes. • ♀, 38°0'1.9512"N, 89°0'31.3164"E, Altitude: 3717.15 m, 19.VII.2020. Coll. Ning Kang, by sweeping net; • 2 ♀♀, 38°0'17.5428"N, 88°53'20.5044"E, Altitude: 3771.58 m, 19.VII.2021. Coll. Ning Kang, by sweeping net (All deposited in ICXU).

Description.

Female. Length 1.3 mm (Fig. 3 A), body black green, gaster dark brown; ocelli silver white, eyes deep red; antenna light brown, pedicel and clava dark brown; legs brown, coxae same color with body, tarsi yellow, distal tibiae dark brown; forewing hyaline, venation dark brown.

Head 1.45 × as broad as high (Fig. 3 C), the inner margin of eyes curved laterally, the distance between eyes 1.43 × as their height. Antennal insertion below the lower ocular line, distance from upper margin of torulus to lower margin of anterior ocellus 7.2 × distance from lower margin of torulus to lower margin of clypeus; scape 1.12 × as long as eye height, not reaching anterior ocellus, pedicel longer than the combined length of first two funicular segments; five funicular segments (Fig. 3 G), the first two segments transverse, the last three segments gradually lengthened, clava clavate, length of flagellum and pedicel combined longer than head width (0.77 ×). Head in dorsal view, 2.75 × as wide as long, POL 3.9 × OOL (Fig. 3 D); Head in lateral view, 0.66 × as broad as height, malar sulcus not distinct, eye height 1.24 × malar space.

Head 1.25 × as broad as mesosoma. Mesosoma not distinctly convex, pronotum 0.35 × as long as mesoscutum (Fig. 3 B), mesoscutum 0.85 × as long as scutellum, notauli complete and distinctly straight, scutellum 1.74 × as broad as long, frenal line absent (Fig. 3 E). Fore wing 2.25 × as long as broad (Fig. 3 F), covered with dense hair, marginal vein 1.48 × postmarginal vein, postmarginal vein 0.94 × stigmal vein, stigmal vein slightly capitate.

Gaster sessile, abdomen flattened, 1.35 × as long as thorax, approximately as long as broad. Gt 1 0.5 × as long as the gaster.

Male. Unknown.

Hosts.

Unknown.

Etymology.

‘ argenteus ’ means silver, as in the color of the compound eyes of this species.