Alcis extinctaria ( Eversmann, 1851 )

Alcis extinctaria ( Eversmann, 1851) View in CoL

( Figs 10 View FIGURES 1–12 , 19, 27)

Boarmia extinctaria Eversmann, 1851: 638 View in CoL . Syntype (s), Russia: Irkutsk.

Boarmia (Alcis) extinctaria poktussaria Wehrli, 1943: 505 View in CoL , pl. 44: b. Syntype (s), North Korea: Poktussan, 2500 m (ZFMK). Boarmia (Alcis) extinctaria sinextincta Wehrli, 1943: 505 View in CoL . Syntype (s), China: Szechuan ( Sichuan), Sung-pan-ting (ZFMK). Boarmia exustaria Staudinger, 1892: 378 View in CoL , pl. 3, fig. 9. Syntypes 20 ♂ ♀, Mongolia: Kentei .

Alcis extinctaria View in CoL : Viidalepp, 1979: 791.

Material examined. Xizang ( XAAHU): 1♂, Nyingchi, Mêdog 80k, 2118 m, 9.vii.2018, leg. Pan Zhaohui ; 1♂, Nyingchi, Sejila mountain , 3780 m, 18.vii.2020, leg. Xian Chunlan.

Diagnosis. As stated in the former species, A. extinctaria is close to A. sinadmissa on external features, but they can be differentiated by the male genitalia. In A. extinctaria , the processes of the ampulla are much shorter, and the basal part of the juxta is completely divided, and the two processes are considerably apart.

Distribution. China ( Inner Mongolia, Shaanxi, Shandong, Shanxi, Ningxia, Gansu, Qinghai, Xinjiang, Sichuan, Xizang), Russia, Mongolia, Japan, Korean Peninsula.