Amphinemura ningxiana Li & Yang, 2011

(Fig. 6)

Amphinemura ningxiana Li & Yang, 2011: 29 . Type locality: China: Ningxia (Jingyuan) (original description).

Amphinemura ningxiana: Yang et al. 2015: 235 (male description).

Adult habitus. General body color brown to dark brown. Head brown or dark brown; antennae light brown to dark brown; palpi light brown or brown; mouthparts light brown or brown; thorax yellowish-brown to brown; compound eyes black. Pronotum rectangular with rounded corners, narrower than the head. Legs brown to yellowish-brown. Wings light brown, membranous, and subhyaline; veins brown.

Female. Adult length 4.3–5.0 mm, forewing length 6.0– 6.3 mm, hind wing length 5.0– 5.2 mm (n = 6). Sternum 7 produced into a semicircular pregenital plate, covering anterior area of sternum 8, the plate is dark brown (Fig. 6a). Sternum 8 (Fig. 6a–b) forms a pair of strongly sclerotized subgenital plates with a distinct posterior notch, anterior apex blunt; left and right parts brownish and faintly sclerotized, in contrast to the median and posterior parts that is dark brown. Sternum 9 trapezoidal and well sclerotized. There is a membranous tunnel between the sclerites, with a triangular sclerite medially connected to the spermathecal duct (Fig. 6b–f). The genital opening is wide (Fig. 6b). Paraprocts and cerci dark brown.

Material examined. 2 males, 13 females, CHINA: Qinghai Province, Haibei Tibetan Autonomous Prefecture, Menyuan Hui Autonomous County, Zhugu Township, Sigou, N37.13°, E102.40°, 2570m, 2021.VII.28, leg. Bin Zhang ; 4 females, CHINA: Qinghai Province, Haibei Tibetan Autonomous Prefecture, Menyuan Hui Autonomous County, Zhugu Township, Sigou, N37.11°, E102.56°, 3407m, 2022.VII.23, leg. Yanhua Yan ; 1 female, CHINA: Qinghai Province, Haidong City, Huzhu Tu Autonomous County, Tianmen temple, Sitan Village, N36.75°, E102.20°, 2019.VII.2, leg. Xin Li.

Distribution. China (Ningxia, Qinghai).

Remarks. This species was originally described based on male specimens from Longtan, Jingyuan County, Ningxia Hui Autonomous Region. In our study, we recorded this species from Qinghai Province based on male and female specimens, which represent the first record of this species in this province.